Upstream networks
AS18305 POSNET-KR - POSCO DX
Unclassified RIPE
Transit
Upstream networks
Networks observed carrying traffic for AS18305: 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 |
|---|---|---|---|---|
| AS4766 | Korea Telecom | Mobile | IPv4 | 2,451 |
| AS9318 | SK Broadband Co Ltd | Unclassified | IPv4 | 601 |
| AS9848 | SEJONG NETWORKS | Residential | IPv4 | 369 |
| AS13335 | Cloudflare, Inc. | Hosting | IPv4 | 194 |
| AS3786 | LG DACOM Corporation | Unclassified | IPv4 | 190 |
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 2026-11-06 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.00M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.