Upstream networks
AS18125 MAFFIN - Tsukuba Business-Academia Cooperation Support Center, Agriculture, Forestry and Fisheries Research Council Secretariat, Ministry of Agriculture, Forestry and Fisheries
Unclassified ARIN
Transit
Upstream networks
Networks observed carrying traffic for AS18125: 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 |
|---|---|---|---|---|
| AS2907 | Research Organization of Information and Systems, National Institute of Informatics | Unclassified | IPv4 | 44 |
| AS6939 | Hurricane Electric LLC | Transit | IPv4 | 12 |
| AS4713 | NTT DOCOMO BUSINESS,Inc. | Residential | IPv4 | 4 |
| AS7660 | Asia Pacific Advanced Network - Japan | Unclassified | IPv4 | 1 |
| AS24482 | SG.GS | Hosting | IPv4 | 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 2026-11-13 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.