Upstream networks
AS51396 PFCLOUD
Hosting Spamhaus ASN-DROP RIPE
Transit
Upstream networks
Networks observed carrying traffic for AS51396: 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 |
|---|---|---|---|---|
| AS49581 | Ferdinand Zink trading as Tube-Hosting | Hosting | IPv4 IPv6 | 1,585 |
| AS62403 | PletX GmbH | Unclassified | IPv4 IPv6 | 608 |
| AS6939 | Hurricane Electric LLC | Transit | IPv4 IPv6 | 385 |
| AS64457 | Matteo Fruhwald trading as PipeHost e.U. | Unclassified | IPv6 | 333 |
| AS50263 | A-Systems Sp. z o.o. | Unclassified | IPv4 IPv6 | 192 |
| AS34779 | T-2, d.o.o. | Residential | IPv4 IPv6 | 96 |
| AS50304 | Blix Solutions AS | Unclassified | IPv4 IPv6 | 50 |
| AS24482 | SG.GS | Hosting | IPv4 IPv6 | 26 |
| AS20764 | CJSC RASCOM | Unclassified | IPv4 | 16 |
| AS34927 | iFog GmbH | Hosting | IPv4 | 16 |
| AS12859 | BIT BV | Hosting | IPv6 | 8 |
| AS35133 | Eranium B.V. | Hosting | IPv6 | 4 |
| AS6204 | INTERKVM HOST SRL | Unclassified | IPv6 | 1 |
| AS13030 | Init7 (Switzerland) Ltd. | Hosting | IPv6 | 1 |
| AS50629 | LWLcom GmbH | 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 2026-10-12 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 73.21M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.