Downstream networks
AS209 CENTURYLINK-US-LEGACY-QWEST
Residential ARIN NSP
Transit
Downstream networks
Networks for which AS209 was observed as the last hop before the origin, meaning it appears to provide them transit.
| AS | Network | Type | Families | Paths seen |
|---|---|---|---|---|
| AS22561 | CenturyLink Communications, LLC | Unclassified | IPv4 | 19,660 |
| AS396908 | Laurens Technologies Internet Services | Hosting | IPv4 IPv6 | 3,648 |
| AS14921 | CenturyLink Communications, LLC | Unclassified | IPv4 | 2,074 |
| AS18530 | Isomedia, Inc. | Hosting | IPv4 IPv6 | 1,867 |
| AS17402 | CenturyLink Communications, LLC | Unclassified | IPv4 | 1,525 |
| AS54427 | NetTally, Inc | Unclassified | IPv4 | 1,342 |
| AS297 | National Aeronautics and Space Administration | Business | IPv4 | 757 |
| AS11255 | Screamin' Banshee Technologies | Unclassified | IPv4 | 732 |
| AS30221 | T3 Communications, Inc. | Unclassified | IPv4 | 553 |
| AS32083 | Omnispring, LLC | Hosting | IPv4 | 549 |
| AS64280 | Palo Alto Networks, Inc | Unclassified | IPv4 | 506 |
| AS400988 | Salt Lake County | Unclassified | IPv4 | 488 |
| AS3743 | Cleveland Cliffs Steel LLC | Unclassified | IPv4 | 427 |
| AS13485 | Grand Canyon University | Unclassified | IPv4 | 427 |
| AS17385 | Orbitel Communications, LLC | Unclassified | IPv4 | 366 |
| AS22522 | United Launch Alliance, LLC | Unclassified | IPv4 | 366 |
| AS40766 | Equinox Payments | Unclassified | IPv4 | 366 |
| AS11857 | Money Services, Inc. | Unclassified | IPv4 | 360 |
| AS3909 | CenturyLink Communications, LLC | Unclassified | IPv4 | 300 |
| AS4015 | CenturyLink Communications, LLC | Unclassified | IPv4 IPv6 | 278 |
| AS7359 | CenturyLink Communications, LLC | Unclassified | IPv4 IPv6 | 278 |
| AS13866 | Computer Country | Unclassified | IPv4 | 256 |
| AS6223 | CenturyLink Communications, LLC | Unclassified | IPv4 IPv6 | 251 |
| AS4297 | CenturyLink Communications, LLC | Unclassified | IPv4 | 244 |
| AS13659 | INTERTECH CORPORATION | Unclassified | IPv4 | 244 |
| AS21660 | Baxalta Incorporated | Unclassified | IPv4 | 244 |
| AS29842 | East Tennessee State University | Unclassified | IPv4 | 244 |
| AS16417 | Cisco Systems Ironport Division | Unclassified | IPv4 IPv6 | 228 |
| AS6109 | NDCHealth Corporation | Unclassified | IPv4 | 221 |
| AS16746 | CenterPoint Energy, Inc. | Unclassified | IPv4 | 221 |
| AS21803 | Cedar Networks | Unclassified | IPv4 | 216 |
| AS3561 | CenturyLink Communications, LLC | Hosting | IPv4 | 183 |
| AS10966 | Alaska Airlines, Inc. | Unclassified | IPv4 | 183 |
| AS16756 | ABC Virtual Communications, Inc. | Unclassified | IPv4 | 183 |
| AS16871 | McDonagh Bros. Inc. | Unclassified | IPv4 | 183 |
| AS19390 | JH Compunet | Unclassified | IPv4 | 183 |
| AS19800 | Grant County Public Utility District | Unclassified | IPv4 | 183 |
| AS21904 | PowerOne | Unclassified | IPv4 | 183 |
| AS22523 | State of NM Administrative Office of the Courts | Unclassified | IPv4 | 183 |
| AS63486 | HQ USMC NAF Business & Support Services Division (MR) | Unclassified | IPv4 | 183 |
| AS394046 | JELD WEN | Unclassified | IPv4 | 183 |
| AS394329 | STATE OF UTAH COURTS | Unclassified | IPv4 | 183 |
| AS3910 | CenturyLink Communications, LLC | Unclassified | IPv4 | 180 |
| AS13684 | Medtronic, Incorporated | Unclassified | IPv4 | 175 |
| AS62566 | Starbucks Coffee Company | Unclassified | IPv4 | 172 |
| AS396402 | MultiCare Health System | Unclassified | IPv4 | 168 |
| AS32312 | Telecommunication Systems, Inc. | Unclassified | IPv4 | 162 |
| AS19709 | Helix Computer Systems, Inc. | Unclassified | IPv4 | 148 |
| AS12156 | City of Aurora Colorado | Unclassified | IPv4 | 147 |
| AS19149 | US Signal Company, L.L.C. | Unclassified | IPv4 IPv6 | 140 |
Derived from routing tables collected at 2026-10-31 10:00 UTC by route-views2,rrc00, as seen from 76 BGP vantage points across 74.50M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.