Data as of Nov 11, 2026
138.136.0.0/13
No anonymizer spaceUnited States Department of Defense (DoD)
Announcements
Nesting
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Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 138.136.0.0/23 since May 2024 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.2.0/24 since Mar 2024 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.3.0/24 since Jun 2021 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.4.0/22 since Jan 2024 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.8.0/22 since Oct 2023 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.12.0/24 since Sep 2021 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.13.0/24 since Jan 2022 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.14.0/23 since Feb 2024 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.16.0/23 since Feb 2024 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.18.0/24 since Nov 2017 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.19.0/24 since Dec 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.20.0/22 since Oct 2020 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.24.0/24 since Oct 2020 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.25.0/24 since Apr 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.26.0/23 since Feb 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.28.0/23 since Feb 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.30.0/24 since Feb 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.31.0/24 since Nov 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.32.0/23 since Dec 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.34.0/23 since Mar 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.36.0/23 since Mar 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.38.0/24 since Mar 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.39.0/24 since Mar 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.40.0/22 since May 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.44.0/23 since Feb 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.46.0/24 since Feb 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.47.0/24 since Jan 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.48.0/23 since Jan 2024 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.50.0/24 since Feb 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.51.0/24 since Aug 2020 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.52.0/22 since Jul 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.56.0/23 since Jul 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.58.0/24 since Apr 2021 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.59.0/24 since Jun 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.60.0/22 since Jan 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.64.0/23 since Nov 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.66.0/23 since Feb 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.68.0/23 since Jun 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.70.0/24 since Apr 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.71.0/24 since Jan 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.72.0/21 since Jan 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.80.0/21 since Mar 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.88.0/23 since Mar 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.89.0/24 since May 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.90.0/23 since Apr 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.92.0/22 since Apr 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.96.0/21 since Apr 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.104.0/23 since Apr 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.106.0/24 since Dec 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.107.0/24 since May 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.109.0/24 since Jul 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.110.0/23 since Mar 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.112.0/21 since May 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.120.0/21 since May 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.129.0/24 since Nov 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.130.0/24 since Oct 2017 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.131.0/24 since May 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.132.0/24 since Dec 2017 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.133.0/24 since Apr 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.134.0/24 since Jul 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.135.0/24 since Apr 2017 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.136.0/24 since May 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.137.0/24 since Jul 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.138.0/24 since Apr 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.139.0/24 since Apr 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.140.0/23 since Mar 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.142.0/24 since Mar 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.143.0/24 since Apr 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.144.0/22 since May 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.148.0/22 since Apr 2017 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.152.0/21 since Apr 2017 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.160.0/20 since Apr 2017 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.176.0/22 since Apr 2017 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.180.0/23 since Apr 2017 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.182.0/23 since Jan 2024 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.184.0/22 since Feb 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.188.0/22 since Feb 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.192.0/23 since Feb 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.194.0/23 since Jun 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.196.0/22 since Feb 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.200.0/21 since Feb 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.208.0/23 since Feb 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.210.0/23 since Feb 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.212.0/23 since May 2026 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.214.0/24 since Feb 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.215.0/24 since Feb 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.216.0/22 since Feb 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.220.0/23 since Feb 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.222.0/24 since Mar 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.223.0/24 since Mar 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.224.0/21 since Mar 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.232.0/24 since Dec 2023 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.233.0/24 since May 2023 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.234.0/23 since Apr 2023 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.236.0/23 since Jan 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.238.0/24 since May 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.239.0/24 since Sep 2020 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.240.0/21 since Sep 2020 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.136.248.0/21 since Jul 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.0.0/23 since May 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.2.0/23 since May 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.4.0/22 since May 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.8.0/22 since Feb 2020 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.12.0/24 since Feb 2020 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.13.0/24 since Apr 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.14.0/23 since Apr 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.16.0/21 since Apr 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.24.0/22 since Apr 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.28.0/22 since May 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.32.0/22 since May 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.36.0/22 since Apr 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.40.0/22 since Apr 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.44.0/22 since Jun 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.48.0/22 since Jun 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.52.0/22 since Sep 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.56.0/22 since Sep 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.60.0/23 since Feb 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.62.0/24 since Feb 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.63.0/24 since Jan 2020 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.64.0/21 since Jan 2020 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.72.0/21 since Jun 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.80.0/23 since Apr 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.82.0/23 since May 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.84.0/22 since May 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.88.0/24 since May 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.89.0/24 since Dec 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.90.0/23 since Dec 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.92.0/22 since Dec 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.96.0/24 since Dec 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.97.0/24 since Oct 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.98.0/23 since Oct 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.100.0/23 since Mar 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.102.0/24 since Jul 2024 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.103.0/24 since Sep 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.104.0/21 since Sep 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.112.0/22 since Oct 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.116.0/22 since Mar 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.120.0/21 since Jun 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.128.0/22 since Dec 2020 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.132.0/23 since Dec 2020 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.134.0/24 since Dec 2020 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.135.0/24 since May 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.136.0/21 since May 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.144.0/22 since Jun 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.148.0/23 since Jun 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.150.0/23 since Sep 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.152.0/22 since Sep 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.156.0/22 since Mar 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.160.0/23 since Mar 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.162.0/23 since Jul 2020 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.164.0/22 since Jul 2020 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.168.0/21 since Apr 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.176.0/23 since Dec 2021 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.178.0/23 since Dec 2021 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.180.0/23 since Dec 2021 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.182.0/23 since Apr 2025 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.184.0/23 since Oct 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.186.0/23 since Oct 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.189.0/24 since Nov 2023 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.190.0/24 since Nov 2023 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.137.191.0/24 since Nov 2023 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.0.0/19 since Jan 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.32.0/20 since Jan 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.48.0/21 since Jan 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.56.0/22 since Jan 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.60.0/24 since Jan 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.61.0/24 since Dec 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.62.0/23 since Dec 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.64.0/19 since Dec 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.96.0/20 since Dec 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.112.0/22 since Dec 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.116.0/22 since Jun 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.120.0/21 since Jun 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.128.0/23 since Jun 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.130.0/23 since May 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.132.0/22 since May 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.136.0/21 since May 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.144.0/20 since May 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.160.0/20 since May 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.176.0/22 since May 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.180.0/23 since May 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.182.0/23 since Dec 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.184.0/23 since Dec 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.186.0/24 since Dec 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.187.0/24 since Jun 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.188.0/23 since Dec 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.190.0/23 since Sep 2018 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.192.0/19 since Jul 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.224.0/20 since Jul 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.240.0/23 since Aug 2021 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.242.0/23 since Oct 2021 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.138.254.0/23 since Dec 2019 | AS5972 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.4.0/23 since Dec 2021 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.51.0/24 since Jan 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.52.0/23 since Jan 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.54.0/24 since Apr 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.56.0/24 since Jun 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.57.0/24 since Jun 2023 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.58.0/24 since Apr 2025 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.59.0/24 since Jun 2025 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.60.0/24 since Jan 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.61.0/24 since Jun 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.63.0/24 since May 2026 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.68.0/24 since Jul 2023 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.70.0/24 since Jul 2023 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.71.0/24 since Jul 2023 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.88.0/24 since Mar 2023 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.89.0/24 since Dec 2021 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.96.0/19 since Jul 2024 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.161.0/24 since Dec 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.192.0/21 since Jul 2023 | AS27046 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.201.0/24 since Nov 2024 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.203.0/24 since Dec 2024 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.204.0/22 since Dec 2024 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.224.0/22 since Apr 2025 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.228.0/24 since Jan 2026 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.229.0/24 since Jul 2025 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.231.0/24 since Dec 2025 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.246.0/24 since Nov 5, 2026 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.247.0/24 since Nov 4, 2026 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.140.248.0/21 since Sep 2025 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.2.0/24 since Dec 2021 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.3.0/24 since Jun 2023 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.8.0/23 since Dec 2021 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.11.0/24 since Jan 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.12.0/24 since Sep 2026 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.13.0/24 since Jan 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.14.0/24 since Mar 2024 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.16.0/20 since Jul 2021 | AS27046 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.40.0/23 since Jan 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.42.0/24 since Mar 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.43.0/24 since Jun 2025 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.45.0/24 since Jan 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.46.0/24 since Jan 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.64.0/23 since Jan 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.67.0/24 since Apr 2023 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.70.0/24 since Apr 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.71.0/24 since Dec 2021 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.80.0/23 since Jan 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.82.0/23 since Jan 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.87.0/24 since Jan 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.88.0/22 since Apr 2023 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.88.0/23 since Dec 2024 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.90.0/23 since Dec 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.90.0/24 since Mar 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.91.0/24 since Dec 2023 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.96.0/23 since Feb 2025 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.98.0/24 since Mar 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.101.0/24 since Jan 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.106.0/24 since Mar 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.110.0/24 since Jul 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.121.0/24 since Mar 2025 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.123.0/24 since Jan 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.128.0/21 since Jun 2026 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.144.0/24 since Oct 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.159.0/24 since Apr 2023 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.160.0/19 since Jul 2024 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.194.0/24 since Aug 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.195.0/24 since Aug 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.210.0/23 since Jul 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.218.0/24 since Feb 2023 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.222.0/24 since Nov 2023 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.223.0/24 since Mar 2023 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.225.0/24 since Dec 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.226.0/24 since Dec 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.251.0/24 since Mar 2026 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center | |
| 138.141.254.0/23 since Sep 2022 | AS5852 | Business | United States Department of Defense (DoD) via DoD Network Information Center |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 138.136.0.0/16 | 65,536 | ARMY-MEDCOI | United States Department of Defense (DoD) (USDDD) · US | Direct Allocation | Oct 17, 1997 | disa. |
| └ 138.136.0.0/16 | 65,536 | ARMY-MEDCOI | DoD Network Information Center (DNIC) · US | Reallocated | Aug 28, 2025 | disa. |
| 138.137.0.0/16 | 65,536 | ARMY-MEDCOI | United States Department of Defense (DoD) (USDDD) · US | Direct Allocation | Apr 19, 1990 | disa. |
| └ 138.137.0.0/16 | 65,536 | ARMY-MEDCOI | DoD Network Information Center (DNIC) · US | Reallocated | Aug 28, 2025 | disa. |
| 138.138.0.0/16 | 65,536 | CERNERBLOCK | United States Department of Defense (DoD) (USDDD) · US | Direct Allocation | Apr 19, 1990 | disa. |
| └ 138.138.0.0/16 | 65,536 | CERNERBLOCK | DoD Network Information Center (DNIC) · US | Reallocated | Aug 28, 2025 | disa. |
| 138.139.0.0/16 | 65,536 | DNIC-RNET-138-139 | unknown | — | — | — |
| └ 138.139.0.0/16 | 65,536 | DNIC-RNET-138-139 | DoD Network Information Center (DNIC) · US | Allocation | Aug 28, 2025 | disa. |
| 138.140.0.0/16 | 65,536 | CLOUD-SVCS-138-140 | United States Department of Defense (DoD) (USDDD) · US | Direct Allocation | Apr 19, 1990 | disa. |
| └ 138.140.0.0/16 | 65,536 | CLOUD-SVCS-138-140 | DoD Network Information Center (DNIC) · US | Reallocated | Aug 28, 2025 | disa. |
| 138.141.0.0/16 | 65,536 | CLOUD-SVCS-138-141 | United States Department of Defense (DoD) (USDDD) · US | Direct Allocation | Apr 19, 1990 | disa. |
| └ 138.141.0.0/16 | 65,536 | CLOUD-SVCS-138-141 | DoD Network Information Center (DNIC) · US | Reallocated | Aug 28, 2025 | disa. |
| 138.142.0.0/16 | 65,536 | DNIC-RNET-138-142 | unknown | — | — | — |
| └ 138.142.0.0/16 | 65,536 | DNIC-RNET-138-142 | DoD Network Information Center (DNIC) · US | Allocation | Aug 28, 2025 | disa. |
| 138.143.0.0/16 | 65,536 | DISN-IP-ACCESS-1-5 | unknown | — | — | — |
| └ 138.143.0.0/16 | 65,536 | DISN-IP-ACCESS-1-5 | DoD Network Information Center (DNIC) · US | Allocation | Aug 28, 2025 | disa. |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
524,288 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Business | 393,216 | 75% | 200 | |
| Hosting | 131,072 | 25% | 115 |
Network & registry
Registry
Holder
- Organization
- Not stated by the registry
Origin network
AS721
US
- Name
- United States Department of Defense (DoD)
- Type
- Business
- Domain
- mail.mil
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Dec 2010 · 16 yr
- Origin networks
- 2
- Last change of origin
- Dec 2010
Recorded history
History
- Handoffs
- 2
Whois
Registration for this announcement
138.136.0.0/13 spans several registrations: 16 records are listed under Registrations.
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 17, 1997
- Status
- assigned