Data as of Nov 3, 2026
Autonomous system
AS203
Level 3 Parent, LLC
Announces 317,184 addresses in 112 prefixes. None of it is anonymizer space.
Type
Internet provider
US
Announced prefixes
| Prefix | Type | Holder | RPKI |
|---|---|---|---|
| 8.7.155.0/24 since Jan 2021 | Internet provider | ||
| 8.15.229.0/24 since Jan 2021 | Internet provider | ||
| 8.18.63.0/24 since Feb 2024 | Internet provider | ||
| 8.20.69.0/24 since Mar 2026 | Internet provider | ||
| 8.25.26.0/24 since Feb 2024 | Internet provider | ||
| 8.44.205.0/24 since Jan 2021 | Internet provider | ||
| 38.107.240.0/24 since Jun 2023 | Unknown | Cogent Communications, LLC | |
| 50.58.252.0/24 since Sep 18, 2026 | Unknown | ||
| 62.67.222.0/24 since Sep 2025 | Unknown | Lumen Technologies UK Limited | |
| 63.106.6.0/24 since Jun 2025 | Unknown | Verizon Business via TSYS | |
| 63.128.0.0/22 since May 2023 | Unknown | CenturyLink Communications, LLC via Blackbaud, Inc. | |
| 63.128.1.0/24 since Aug 2023 | Unknown | CenturyLink Communications, LLC via Blackbaud, Inc. | |
| 63.128.7.0/24 since May 2023 | Unknown | CenturyLink Communications, LLC via Blackbaud, Inc. | |
| 63.128.8.0/22 since May 2023 | Unknown | CenturyLink Communications, LLC via Blackbaud, Inc. | |
| 63.128.12.0/24 since May 2023 | Unknown | CenturyLink Communications, LLC via Blackbaud, Inc. | |
| 63.128.14.0/24 since May 2023 | Internet provider | CenturyLink Communications, LLC | |
| 63.128.20.0/24 since May 2023 | Unknown | CenturyLink Communications, LLC via Blackbaud, Inc. | |
| 63.128.24.0/24 since May 2023 | Unknown | CenturyLink Communications, LLC via Blackbaud, Inc. | |
| 63.144.218.0/24 since Jun 2025 | Business | CenturyLink Communications, LLC | |
| 63.150.74.0/23 since Jun 2025 | Business | CenturyLink Communications, LLC | |
| 63.175.205.0/24 since Aug 2026 | Unknown | Cogent Communications, LLC | |
| 63.233.90.0/24 since Sep 2026 | Internet provider | CenturyLink Communications, LLC | |
| 64.22.148.0/24 since May 2023 | Internet provider | CenturyLink Communications, LLC | |
| 64.208.127.0/24 since Feb 2026 | Internet provider | ||
| 64.209.141.0/24 since May 2023 | Unknown | CenturyLink Communications, LLC via Kintera, Inc. | |
| 64.210.246.0/24 since Jun 2026 | Unknown | CenturyLink Communications, LLC via Roth Staffing Companies, L.P. | |
| 64.241.120.0/24 since Feb 2026 | Internet provider | CenturyLink Communications, LLC | |
| 64.241.121.0/24 since Feb 2026 | Internet provider | CenturyLink Communications, LLC | |
| 65.222.131.0/24 since Nov 2022 | Business | Verizon Business | |
| 65.240.184.0/23 since Jun 2025 | Unknown | Verizon Business via TSYS | |
| 66.193.107.0/24 since Apr 2022 | Unknown | ||
| 128.177.179.0/24 since Jul 2022 | Unknown | Zayo Bandwidth | |
| 143.112.0.0/17 since Aug 2026 | Business | McKesson Corp. | |
| 143.112.68.0/22 since Aug 2026 | Business | McKesson Corp. | |
| 143.112.128.0/18 since Aug 2026 | Business | McKesson Corp. | |
| 143.112.128.0/22 since Aug 2026 | Business | McKesson Corp. | |
| 143.112.144.0/22 since Aug 2026 | Business | McKesson Corp. | |
| 143.112.192.0/19 since Aug 2026 | Business | McKesson Corp. | |
| 143.112.224.0/19 since Aug 2026 | Business | McKesson Corp. | |
| 143.199.28.0/24 since Jan 2026 | Business | Empower Retirement, LLC | |
| 143.199.96.0/24 since Jan 2026 | Business | Empower Retirement, LLC | |
| 143.199.109.0/24 since Jan 2026 | Business | Empower Retirement, LLC | |
| 143.199.135.0/24 since Jan 2026 | Business | Empower Retirement, LLC | |
| 143.199.140.0/23 since Jan 2026 | Business | Empower Retirement, LLC | |
| 143.199.145.0/24 since Jan 2026 | Business | Empower Retirement, LLC | |
| 143.199.222.0/24 since Jan 2026 | Business | Empower Retirement, LLC | |
| 148.59.168.0/24 since Feb 2026 | Unknown | Fleetcor Technologies Operating Company, LLC | |
| 148.59.169.0/24 since Aug 2026 | Unknown | Fleetcor Technologies Operating Company, LLC | |
| 149.21.0.0/16 since Aug 2026 | Unknown | McKesson Corp. | |
| 156.42.0.0/19 since Sep 2021 | Business | Maricopa County | |
| 156.42.32.0/19 since Sep 2021 | Business | Maricopa County | |
| 156.42.64.0/19 since Sep 2021 | Business | Maricopa County | |
| 156.42.96.0/19 since Sep 2021 | Business | Maricopa County | |
| 156.42.128.0/19 since Sep 2021 | Business | Maricopa County | |
| 156.42.160.0/19 since Sep 2021 | Business | Maricopa County | |
| 156.42.192.0/19 since Sep 2021 | Business | Maricopa County | |
| 156.42.224.0/19 since Sep 2021 | Business | Maricopa County | |
| 158.120.127.0/24 since Oct 2020 | Unknown | Colorado Springs Utilities | |
| 161.7.38.0/24 since Oct 22, 2026 | Unknown | State of Montana | |
| 161.7.129.0/24 since Oct 22, 2026 | Unknown | State of Montana | |
| 161.209.96.0/20 since Mar 2025 | Business | Southern California Gas Company | |
| 161.209.96.0/24 since Mar 2025 | Business | Southern California Gas Company | |
| 161.209.97.0/24 since Mar 2025 | Business | Southern California Gas Company | |
| 161.209.98.0/24 since Mar 2025 | Business | Southern California Gas Company | |
| 161.209.99.0/24 since Mar 2025 | Business | Southern California Gas Company | |
| 161.209.100.0/24 since Mar 2025 | Business | Southern California Gas Company | |
| 161.209.101.0/24 since Mar 2025 | Business | Southern California Gas Company | |
| 161.209.102.0/24 since Mar 2025 | Business | Southern California Gas Company | |
| 161.209.103.0/24 since Mar 2025 | Business | Southern California Gas Company | |
| 161.209.111.0/24 since Mar 2025 | Business | Southern California Gas Company | |
| 161.209.192.0/19 since Mar 2025 | Business | Southern California Gas Company | |
| 161.209.225.0/24 since Feb 2025 | Business | Southern California Gas Company | |
| 170.22.90.0/24 since Nov 2021 | Business | CareFirst Management Company, LLC | |
| 170.46.0.0/16 since Sep 18, 2026 | Business | Green Mountain Power Corporation | |
| 170.46.10.0/24 since Sep 18, 2026 | Business | Green Mountain Power Corporation | |
| 170.46.132.0/23 since Sep 18, 2026 | Business | Green Mountain Power Corporation | |
| 170.46.150.0/24 since Sep 18, 2026 | Business | Green Mountain Power Corporation | |
| 170.46.155.0/24 since Sep 18, 2026 | Business | Green Mountain Power Corporation | |
| 170.46.162.0/24 since Sep 18, 2026 | Business | Green Mountain Power Corporation | |
| 170.46.200.0/24 since Sep 18, 2026 | Business | Green Mountain Power Corporation | |
| 185.151.67.0/24 since Oct 22, 2026 | Unknown | TUI InfoTec GmbH | |
| 189.125.51.0/24 since Dec 2020 | Unknown | ||
| 192.26.214.0/24 since Mar 2026 | Business | Entrust Corporation | |
| 192.42.110.0/24 since Jul 2022 | Business | United States Capitol Police | |
| 192.147.2.0/24 since Oct 2020 | Unknown | Colorado Springs Utilities | |
| 198.135.250.0/24 since Sep 18, 2026 | Business | Green Mountain Power Corporation | |
| 198.200.148.0/24 since Sep 2024 | Unknown | ||
| 204.17.219.0/24 since Sep 18, 2026 | Business | Hotel Connections Ltd. | |
| 204.153.154.0/23 since Sep 2025 | Business | Blue Cross and Blue Shield of Arizona Inc | |
| 204.164.72.0/24 since Sep 18, 2026 | Internet provider | ||
| 205.139.102.0/24 since Sep 2024 | Unknown | CenturyLink Communications, LLC via Kintera, Inc. | |
| 205.139.103.0/24 since Sep 2024 | Unknown | CenturyLink Communications, LLC via Kintera, Inc. | |
| 205.139.104.0/22 since May 2023 | Unknown | CenturyLink Communications, LLC | |
| 205.139.108.0/24 since May 2023 | Unknown | CenturyLink Communications, LLC via Kintera, Inc. | |
| 205.166.171.0/24 since Sep 18, 2026 | Unknown | Fleetcor Technologies Operating Company, LLC | |
| 206.79.6.0/24 since May 2023 | Unknown | CenturyLink Communications, LLC via Kintera, Inc. | |
| 206.169.67.0/24 since Jan 2021 | Unknown | ||
| 206.203.64.0/18 since Aug 2026 | Business | McKesson Corp. | |
| 206.227.205.0/24 since Aug 2026 | Business | NDCHealth Corporation | |
| 206.227.206.0/24 since Aug 2026 | Business | NDCHealth Corporation | |
| 206.227.208.0/24 since Aug 2026 | Business | NDCHealth Corporation | |
| 206.227.211.0/24 since Aug 2026 | Business | NDCHealth Corporation | |
| 206.227.216.0/23 since Aug 2026 | Business | NDCHealth Corporation | |
| 206.227.226.0/24 since Aug 2026 | Business | NDCHealth Corporation | |
| 206.227.227.0/24 since Aug 2026 | Business | NDCHealth Corporation | |
| 206.227.229.0/24 since Aug 2026 | Business | NDCHealth Corporation | |
| 209.67.132.0/22 since May 2023 | Unknown | CenturyLink Communications, LLC via Blackbaud, Inc. | |
| 209.67.136.0/22 since May 2023 | Unknown | CenturyLink Communications, LLC via Blackbaud, Inc. | |
| 216.32.151.0/24 since May 2023 | Unknown | CenturyLink Communications, LLC via Blackbaud, Inc. | |
| 216.33.160.0/24 since Jun 2026 | Internet provider | CenturyLink Communications, LLC | |
| 216.114.73.0/24 since Aug 2026 | Hosting | Cirrascale Cloud Services LLC | |
| 216.235.200.0/21 since May 2023 | Unknown | Blackbaud, Inc. |
Network & history
Profile
- Registered
- Jun 5, 2002
- Domain
- level3.com
- Industry
- Hosting and Cloud Provider
The space it routes itself
Address share by type
Routing patterns
How its announcements have moved
Arrivals