AS39537SysGroup plc
United KingdomRegistryRIPE NCCAt a glance
IPv4 prefixes
23
IPv6 prefixes
3
IPv4 addresses
30.5k
IPv6 /64s
4.6B
Upstream graph
The networks AS39537 is seen behind, one and two hops out, drawn from real AS paths.
AS39537Toward the internet core
Networks observed one and two hops upstream of AS39537 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
138
adjacent networks
- Upstreams
- 3223%
- Peers
- 10274%
- Downstreams
- 43%
Networks carrying this one's traffic toward the rest of the internet.
| Network | Country | Relationship | Paths | Vantage pts |
|---|---|---|---|---|
| AS3356Lumen (Level 3) |  US | Peer | 1,606 | 77 |
| AS174Cogent Communications, LLC | US | Peer | 854 | 136 |
| AS6939Hurricane Electric LLC | US | Peer | 119 | 17 |
| AS25091IP-Max SA |  CH | Peer | 96 | 2 |
| AS18106Viewqwest Pte Ltd |  SG | Peer | 96 | 2 |
| AS38880Micron21 Datacentre Pty Ltd |  AU | Peer | 96 | 2 |
| AS37497Network Platforms (PTY) LTD |  ZA | Peer | 48 | 1 |
| AS398465Rackdog LLC | US | Peer | 48 | 1 |
| AS13237euNetworks GmbH |  DE | Peer | 48 | 1 |
| AS6424EDGOO NETWORKS |  PT | Peer | 48 | 1 |
Prefixes
All 26The largest blocks AS39537 originates, widest first.
| Prefix | Addresses | Visibility |
|---|---|---|
| 195.94.112.0/20 | 4.1k | 79/80 |
| 31.210.128.0/21 | 2k | 79/80 |
| 37.35.88.0/21 | 2k | 79/80 |
| 87.237.64.0/21 | 2k | 79/80 |
| 93.95.8.0/21 | 2k | 79/80 |
| 94.190.240.0/21 | 2k | 79/80 |
| 94.199.184.0/21 | 2k | 79/80 |
| 109.69.80.0/21 | 2k | 79/80 |
| 151.236.208.0/21 | 2k | 79/80 |
| 45.145.180.0/22 | 1k | 79/80 |
Routing data derived from RouteViews MRT archives, BGPKIT relationship inference and public registry data.