AS25081Heidelberg IT Management GmbH & Co.KG
GermanyRegistryRIPE NCCAt a glance
IPv4 prefixes
3
IPv6 prefixes
1
IPv4 addresses
5.6k
IPv6 /64s
34.4B
Upstream graph
The networks AS25081 is seen behind, one and two hops out, drawn from real AS paths.
AS25081Toward the internet core
Networks observed one and two hops upstream of AS25081 in real AS paths. A thicker line means more vantage points saw that adjacency, so weight tracks how well attested it is — not how much traffic it carries. Adjacency is an observation; whether it is a transit purchase or a settlement-free peering is an inference, and is labelled as one wherever we show it.
Neighbouring networks
166
adjacent networks
- Upstreams
- 3018%
- Peers
- 13481%
- Downstreams
- 21%
Networks carrying this one's traffic toward the rest of the internet.
| Network | Country | Relationship | Paths | Vantage pts |
|---|---|---|---|---|
| AS174Cogent Communications, LLC |  US | Peer | 95 | 41 |
| AS88811&1 Versatel GmbH | DE | Peer | 39 | 24 |
| AS3209Vodafone GmbH | DE | Peer | 25 | 13 |
| AS6805Telefonica Germany (o2) | DE | Peer | 19 | 11 |
| AS12843TelemaxX Telekommunikation GmbH | DE | Peer | 13 | 7 |
| AS6939Hurricane Electric LLC | US | Peer | 13 | 9 |
| AS7713PT Telkom Indonesia Tbk |  ID | Peer | 6 | 2 |
| AS38880Micron21 Datacentre Pty Ltd |  AU | Peer | 6 | 2 |
| AS18106Viewqwest Pte Ltd |  SG | Peer | 6 | 2 |
| AS14537Continent 8 LLC | US | Peer | 5 | 3 |
Prefixes
The largest blocks AS25081 originates, widest first.
| Prefix | Addresses | Visibility |
|---|---|---|
| 81.89.192.0/20 | 4.1k | 79/80 |
| 195.234.216.0/22 | 1k | 70/80 |
| 195.248.252.0/23 | 512 | 70/80 |
| 2a04:c940::/29 | 34.4B × /64 | 60/62 |
Routing data derived from RouteViews MRT archives, BGPKIT relationship inference and public registry data.