AS25151Cyso Group B.V.
NetherlandsRegistryRIPE NCCAt a glance
IPv4 prefixes
15
IPv6 prefixes
3
IPv4 addresses
15.9k
IPv6 /64s
38.7B
Upstream graph
The networks AS25151 is seen behind, one and two hops out, drawn from real AS paths.
AS25151Toward the internet core
Networks observed one and two hops upstream of AS25151 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
175
adjacent networks
- Upstreams
- 3118%
- Peers
- 14281%
- Downstreams
- 21%
Networks carrying this one's traffic toward the rest of the internet.
| Network | Country | Relationship | Paths | Vantage pts |
|---|---|---|---|---|
| AS3356Lumen (Level 3) |  US | Peer | 518 | 60 |
| AS1299Arelion (fka. Telia Carrier) |  SE | Peer | 282 | 40 |
| AS2914NTT America, Inc. | US | Peer | 217 | 26 |
| AS13030Init7 (Switzerland) Ltd. |  CH | Peer | 45 | 5 |
| AS18106Viewqwest Pte Ltd |  SG | Peer | 40 | 4 |
| AS38880Micron21 Datacentre Pty Ltd |  AU | Peer | 30 | 2 |
| AS200020Stichting NBIP-NaWas | NL | Peer | 26 | 26 |
| AS23673Cogetel Online, Cambodia, ISP |  KH | Peer | 20 | 2 |
| AS39122Blacknight Internet Solutions Limited |  IE | Peer | 20 | 2 |
| AS8298IPng Networks GmbH | CH | Peer | 18 | 2 |
Prefixes
The largest blocks AS25151 originates, widest first.
| Prefix | Addresses | Visibility |
|---|---|---|
| 81.24.0.0/20 | 4.1k | 80/80 |
| 37.46.136.0/21 | 2k | 80/80 |
| 85.158.200.0/21 | 2k | 80/80 |
| 93.94.224.0/21 | 2k | 80/80 |
| 109.235.72.0/21 | 2k | 80/80 |
| 185.54.112.0/22 | 1k | 80/80 |
| 80.85.160.0/23 | 512 | 80/80 |
| 2.57.56.0/24 | 256 | 80/80 |
| 37.72.138.0/24 | 256 | 80/80 |
| 45.134.223.0/24 | 256 | 80/80 |
Routing data derived from RouteViews MRT archives, BGPKIT relationship inference and public registry data.