Adjacent networks
AS297 AS297 - National Aeronautics and Space Administration
Business ARIN Educational/Research
Adjacency
Adjacent networks
Every AS seen directly next to AS297 in a routing path, in either direction.
| AS | Network | Type | Families | Paths seen |
|---|---|---|---|---|
| AS270 | National Aeronautics and Space Administration | Unclassified | IPv4 | 11,619 |
| AS209 | CenturyLink Communications, LLC | Residential | IPv4 IPv6 | 5,689 |
| AS2914 | NTT America, Inc. | Transit | IPv4 IPv6 | 4,124 |
| AS6939 | Hurricane Electric LLC | Transit | IPv4 IPv6 | 2,051 |
| AS6762 | TELECOM ITALIA SPARKLE S.p.A. | Transit | IPv4 IPv6 | 1,037 |
| AS11537 | Internet2 | Unclassified | IPv4 | 350 |
| AS293 | ESnet | Unclassified | IPv4 | 219 |
| AS2497 | Internet Initiative Japan Inc. | Unclassified | IPv4 | 200 |
| AS10343 | National Aeronautics and Space Administration | Unclassified | IPv4 | 194 |
| AS21556 | National Aeronautics and Space Administration | Unclassified | IPv4 IPv6 | 95 |
| AS24 | National Aeronautics and Space Administration | Unclassified | IPv4 | 55 |
| AS1848 | National Aeronautics and Space Administration | Unclassified | IPv4 | 53 |
Adjacency is not the same as peering. Being next to each other in a path covers paid transit, settlement-free peering and customer connections alike, and routing data cannot distinguish them. Treat this as "these networks exchange routes", nothing more specific.
Derived from routing tables collected at 2026-10-27 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.06M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.