Data as of Nov 11, 2026
158.240.0.0/14
No anonymizer spaceUnited States Department of Defense (DoD)
Announcements
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Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 158.240.0.0/23 since Mar 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.2.0/23 since Mar 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.4.0/24 since Mar 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.32.0/20 since Sep 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.48.0/22 since Sep 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.52.0/23 since Sep 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.54.0/24 since Sep 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.58.0/24 since Sep 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.96.0/23 since Sep 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.131.0/24 since Sep 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.132.0/24 since Sep 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.133.0/24 since Sep 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.134.0/24 since Sep 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.135.0/24 since Sep 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.136.0/24 since Sep 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.137.0/24 since Sep 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.160.0/22 since Apr 2021 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.164.0/22 since Feb 2021 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.174.0/24 since Apr 2021 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.175.0/24 since Apr 2021 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.180.0/24 since Sep 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.183.0/24 since Sep 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.198.0/24 since Sep 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.210.0/24 since Sep 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.211.0/24 since Mar 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.212.0/24 since Sep 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.216.0/23 since Sep 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.226.0/23 since Feb 2021 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.242.0/23 since Feb 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.244.0/22 since Feb 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.240.248.0/24 since Dec 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.0.0/16 since Apr 2021 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.7.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.13.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.15.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.16.0/21 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.20.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.32.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.33.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.34.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.35.0/24 since Jun 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.36.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.37.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.38.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.39.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.40.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.41.0/24 since Oct 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.42.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.43.0/24 since Jul 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.44.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.45.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.46.0/23 since Dec 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.48.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.49.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.51.0/24 since Aug 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.52.0/24 since Mar 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.54.0/24 since Oct 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.55.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.56.0/24 since Jul 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.57.0/24 since Oct 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.58.0/24 since Mar 2026 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.60.0/24 since Sep 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.61.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.62.0/24 since Oct 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.63.0/24 since May 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.64.0/24 since Oct 22, 2026 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.65.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.66.0/24 since Oct 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.67.0/24 since Mar 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.68.0/24 since May 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.69.0/24 since May 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.70.0/24 since Dec 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.71.0/24 since Aug 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.72.0/23 since Feb 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.74.0/24 since Feb 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.75.0/24 since Apr 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.76.0/24 since May 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.77.0/24 since Sep 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.78.0/24 since Mar 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.80.0/24 since Aug 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.81.0/24 since Jun 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.82.0/24 since Jan 2026 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.83.0/24 since Sep 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.84.0/24 since May 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.85.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.86.0/24 since Jan 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.87.0/24 since Apr 2026 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.88.0/24 since Aug 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.89.0/24 since Jun 2026 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.90.0/24 since Apr 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.91.0/24 since Oct 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.92.0/24 since May 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.93.0/24 since Jul 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.94.0/24 since May 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.96.0/24 since Oct 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.98.0/24 since May 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.99.0/24 since May 2026 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.100.0/24 since Oct 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.101.0/24 since Jan 2026 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.102.0/24 since Dec 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.103.0/24 since Apr 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.104.0/24 since Mar 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.105.0/24 since Nov 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.106.0/24 since Mar 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.108.0/23 since Aug 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.110.0/24 since May 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.111.0/24 since Mar 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.113.0/24 since Sep 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.114.0/24 since Aug 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.115.0/24 since Mar 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.116.0/24 since Sep 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.117.0/24 since Jan 2026 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.118.0/24 since Aug 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.119.0/24 since May 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.120.0/24 since Dec 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.121.0/24 since Dec 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.122.0/24 since Jan 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.123.0/24 since Mar 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.124.0/23 since Jul 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.126.0/24 since Apr 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.127.0/24 since Aug 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.128.0/24 since Sep 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.129.0/24 since Nov 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.130.0/23 since Mar 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.132.0/24 since Oct 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.133.0/24 since Apr 2026 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.134.0/24 since Jun 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.136.0/24 since Apr 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.139.0/24 since Oct 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.140.0/24 since Mar 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.141.0/24 since Jun 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.142.0/24 since Oct 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.144.0/24 since Dec 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.146.0/24 since Jul 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.147.0/24 since Oct 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.148.0/24 since Feb 2026 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.149.0/24 since Feb 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.150.0/24 since Apr 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.151.0/24 since Feb 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.152.0/24 since Apr 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.153.0/24 since Jun 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.154.0/24 since Oct 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.155.0/24 since Feb 2026 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.156.0/24 since Jul 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.157.0/24 since Oct 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.158.0/24 since Apr 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.159.0/24 since Mar 2026 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.160.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.161.0/24 since Mar 2026 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.162.0/24 since Jan 2026 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.163.0/24 since Oct 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.164.0/24 since Oct 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.167.0/24 since Apr 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.168.0/24 since Apr 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.169.0/24 since Mar 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.170.0/24 since Mar 2026 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.171.0/24 since Jun 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.173.0/24 since Sep 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.178.0/24 since Apr 2026 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.180.0/24 since Jun 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.182.0/23 since Jan 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.184.0/21 since Mar 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.192.0/24 since Jan 2026 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.193.0/24 since Apr 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.194.0/24 since Oct 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.196.0/24 since Mar 2026 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.198.0/24 since Aug 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.200.0/24 since Oct 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.201.0/24 since Dec 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.203.0/24 since May 2026 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.204.0/24 since Oct 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.205.0/24 since Mar 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.206.0/23 since Jan 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.208.0/23 since Mar 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.210.0/24 since Jun 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.211.0/24 since Nov 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.212.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.214.0/24 since Jun 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.216.0/23 since Feb 2026 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.219.0/24 since Oct 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.220.0/24 since Jan 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.221.0/24 since Mar 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.222.0/24 since Jul 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.223.0/24 since Apr 2026 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.224.0/24 since Oct 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.225.0/24 since Jul 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.226.0/24 since Jul 2024 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group | |
| 158.243.238.0/24 since Nov 2025 | AS637 | Business | United States Department of Defense (DoD) via Marine Corps Cyberspace Operations Group |
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 |
|---|---|---|---|---|---|---|
| 158.240.0.0/16 | 65,536 | USMC6 | United States Department of Defense (DoD) (USDDD) · US | Direct Allocation | Apr 8, 1992 | disa. |
| └ 158.240.0.0/16 | 65,536 | USMC6 | Marine Corps Cyberspace Operations Group (UNOC) · US | Reallocated | Aug 13, 2025 | disa. |
| 158.241.0.0/16 | 65,536 | DNIC-SNET-158-241 | unknown | — | — | — |
| └ 158.241.0.0/16 | 65,536 | DNIC-SNET-158-241 | DoD Network Information Center (DNIC) · US | Allocation | Sep 4, 2025 | disa. |
| 158.242.0.0/16 | 65,536 | DNIC-SNET-158-242 | unknown | — | — | — |
| └ 158.242.0.0/16 | 65,536 | DNIC-SNET-158-242 | DoD Network Information Center (DNIC) · US | Allocation | Sep 4, 2025 | disa. |
| 158.243.0.0/16 | 65,536 | USMC-MARFORRES | United States Department of Defense (DoD) (USDDD) · US | Direct Allocation | Apr 8, 1992 | disa. |
| └ 158.243.0.0/16 | 65,536 | USMC-MARFORRES | Marine Corps Cyberspace Operations Group (UNOC) · US | Reallocated | Aug 13, 2025 | disa. |
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
158.240.0.0/14 spans several registrations: 8 records are listed under Registrations.
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 8, 1992
- Status
- assigned