Upstream networks
AS26478 NOVARTIS-PHARMA
Unclassified ARIN
Transit
Upstream networks
Networks observed carrying traffic for AS26478: the AS immediately before it in a routing path. Ranked by how many paths showed the relationship, which reflects how widely it is used, not how much traffic crosses it.
| AS | Network | Type | Families | Paths seen |
|---|---|---|---|---|
| AS54004 | Cablevision Lightpath LLC | Unclassified | IPv4 | 175 |
| AS6461 | Zayo Bandwidth | Transit | IPv4 | 61 |
| AS3300 | British Telecommunications Limited | Residential | IPv4 | 58 |
| AS400317 | GoldConnect | Unclassified | IPv4 | 42 |
| AS18734 | Operbes, S.A. de C.V. | Unclassified | IPv4 | 17 |
Inferred from path position, not from any declaration by either party. A network appearing here is carrying these routes; whether that is a paid transit arrangement, a backup, or something else is not something routing data can tell you.
Derived from routing tables collected at 2026-10-26 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.14M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.