AS21430WIA spol. s.r.o.
CzechiaRegistryRIPE NCCTypeEyeballAt a glance
IPv4 prefixes
65
IPv6 prefixes
5
IPv4 addresses
41.5k
IPv6 /64s
4.3B
Upstream graph
The networks AS21430 is seen behind, one and two hops out, drawn from real AS paths.
AS21430Toward the internet core
Networks observed one and two hops upstream of AS21430 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
81
adjacent networks
- Upstreams
- 1417%
- Peers
- 5973%
- Downstreams
- 810%
Networks carrying this one's traffic toward the rest of the internet.
| Network | Country | Relationship | Paths | Vantage pts |
|---|---|---|---|---|
| AS3491PCCW Global (HK) Ltd. |  HK | Peer | 2,155 | 53 |
| AS1299Arelion (fka. Telia Carrier) |  SE | Peer | 1,821 | 34 |
| AS3257GTT Communications Inc. |  US | Peer | 768 | 70 |
| AS39392SH.cz s.r.o. | CZ | Peer | 706 | 37 |
| AS6939Hurricane Electric LLC | US | Peer | 409 | 22 |
| AS32590Valve Corporation | US | Peer | 78 | 2 |
| AS49544i3D.net B.V |  NL | Peer | 78 | 2 |
| AS24940Hetzner Online GmbH |  DE | Peer | 78 | 2 |
| AS24482SG.GS |  SG | Peer | 74 | 2 |
| AS132337Axclusive | SG | Peer | 71 | 2 |
Prefixes
All 70The largest blocks AS21430 originates, widest first.
| Prefix | Addresses | Visibility |
|---|---|---|
| 80.250.0.0/19 | 8.2k | 80/80 |
| 31.7.240.0/21 | 2k | 80/80 |
| 77.78.80.0/21 | 2k | 80/80 |
| 83.136.200.0/21 | 2k | 80/80 |
| 77.78.64.0/22 | 1k | 80/80 |
| 81.0.200.0/22 | 1k | 80/80 |
| 82.208.0.0/22 | 1k | 80/80 |
| 82.208.52.0/22 | 1k | 80/80 |
| 147.161.28.0/22 | 1k | 80/80 |
| 185.33.136.0/22 | 1k | 80/80 |
Routing data derived from RouteViews MRT archives, BGPKIT relationship inference and public registry data.