Upstream networks
AS203545 NERZEN-BILISIM-TEKNOLOJILERI Savas Anac
Unclassified ARIN
Transit
Upstream networks
Networks observed carrying traffic for AS203545: 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 |
|---|---|---|---|---|
| AS199524 | G-Core Labs S.A. | Hosting | IPv4 | 354 |
| AS212219 | HOSTING DUNYAM BILISIM TEKNOLOJILERI TICARET LIMITED SIRKETI | Hosting | IPv6 | 36 |
| AS208972 | GIBIRNET ILETISIM HIZMETLERI SANAYI VE TICARET LIMITED SIRKETI | Unclassified | IPv4 | 6 |
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 2026-11-13 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 74.40M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.