Upstream networks
AS56737 STADTWERKE-FLENSBURG-AS Stadtwerke Flensburg GmbH
Unclassified APNIC
Transit
Upstream networks
Networks observed carrying traffic for AS56737: 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 |
|---|---|---|---|---|
| AS50629 | LWLcom GmbH | Unclassified | IPv4 | 68 |
| AS6797 | GlobalConnect AB | Unclassified | IPv4 IPv6 | 40 |
| AS8881 | 1&1 Versatel GmbH | Residential | IPv4 IPv6 | 37 |
| AS31027 | GlobalConnect A/S | Unclassified | IPv4 IPv6 | 10 |
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 2026-11-14 10:00 UTC by route-views2,rrc00, as seen from 75 BGP vantage points across 74.46M route entries. These are observations from those vantage points, not a complete or authoritative view of the internet.