Upstream networks
AS23855 SINGAREN-GIX-AS-AP Singapore Advanced Research and Education Network
Unclassified APNIC Educational/Research
Transit
Upstream networks
Networks observed carrying traffic for AS23855: 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 |
|---|---|---|---|---|
| AS4637 | Telstra Global | Unclassified | IPv4 IPv6 | 66 |
| AS136968 | SingAREN | Education | IPv4 | 45 |
| AS6939 | Hurricane Electric LLC | Transit | IPv4 | 18 |
| AS23864 | Singapre Advance Research and Education Network - National Grid Office - IHPC | Hosting | IPv4 | 4 |
| AS134148 | SingAREN | Unclassified | IPv6 | 4 |
| AS1103 | SURF B.V. | Unclassified | IPv4 IPv6 | 3 |
| AS24482 | SG.GS | Hosting | IPv4 IPv6 | 3 |
| AS38229 | Lanka Education & Research Network, NREN | Unclassified | IPv4 IPv6 | 3 |
| AS293 | ESnet | Unclassified | IPv4 | 2 |
| AS7660 | Asia Pacific Advanced Network - Japan | Unclassified | IPv4 | 2 |
| AS17639 | Converge ICT Solutions Inc. | Unclassified | IPv4 | 2 |
| AS37989 | DCS1 Pte. Ltd. | Hosting | IPv4 | 2 |
| AS38001 | NewMedia Express Pte Ltd | Hosting | IPv4 | 2 |
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 2026-10-13 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.22M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.