Upstream networks
AS9821 DOST-PH-AP Department of Science and Technology
Education APNIC
Transit
Upstream networks
Networks observed carrying traffic for AS9821: 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 |
|---|---|---|---|---|
| AS17639 | Converge ICT Solutions Inc. | Unclassified | IPv4 IPv6 | 180 |
| AS9658 | Eastern Telecoms Phils., Inc. | Unclassified | IPv4 IPv6 | 26 |
| AS7660 | Asia Pacific Advanced Network - Japan | Unclassified | IPv4 IPv6 | 11 |
| AS23855 | Singapore Advanced Research and Education Network | Unclassified | IPv4 | 4 |
| AS24482 | SG.GS | Hosting | IPv4 IPv6 | 4 |
| AS37989 | DCS1 Pte. Ltd. | Hosting | IPv4 IPv6 | 4 |
| AS38001 | NewMedia Express Pte Ltd | Hosting | IPv4 | 3 |
| AS4635 | Hong Kong Internet Exchange--Route Server 1 | Unclassified | IPv4 | 2 |
| AS24489 | Trans-Eurasia Information Network (TEIN2) - North | Unclassified | IPv4 | 1 |
| AS61292 | Blix Group AS | Unclassified | IPv6 | 1 |
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 2026-10-17 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.18M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.