AS47720Cork Internet Exchange Limited
IrelandRegistryRIPE NCCAt a glance
IPv4 prefixes
14
IPv6 prefixes
3
IPv4 addresses
20k
IPv6 /64s
8.6B
Upstream graph
The networks AS47720 is seen behind, one and two hops out, drawn from real AS paths.
AS47720Toward the internet core
Networks observed one and two hops upstream of AS47720 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
145
adjacent networks
- Upstreams
- 3323%
- Peers
- 10472%
- Downstreams
- 86%
Networks carrying this one's traffic toward the rest of the internet.
| Network | Country | Relationship | Paths | Vantage pts |
|---|---|---|---|---|
| AS8220COLT |  GB | Peer | 731 | 47 |
| AS3257GTT Communications Inc. |  US | Peer | 648 | 105 |
| AS1273Vodafone Group PLC |  EU | Peer | 534 | 57 |
| AS6939Hurricane Electric LLC | US | Peer | 276 | 59 |
| AS25091IP-Max SA |  CH | Peer | 51 | 3 |
| AS38880Micron21 Datacentre Pty Ltd |  AU | Peer | 48 | 2 |
| AS58511Swoop (Anycast Global Backbone) | AU | Peer | 29 | 2 |
| AS6424EDGOO NETWORKS |  PT | Peer | 29 | 2 |
| AS16552Tiggee LLC | US | Peer | 29 | 2 |
| AS52075Wifirst S.A.S. |  FR | Peer | 29 | 2 |
Prefixes
The largest blocks AS47720 originates, widest first.
| Prefix | Addresses | Visibility |
|---|---|---|
| 217.74.48.0/20 | 4.1k | 79/80 |
| 84.39.232.0/21 | 2k | 80/80 |
| 89.31.168.0/21 | 2k | 80/80 |
| 91.103.0.0/21 | 2k | 80/80 |
| 217.74.56.0/21 | 2k | 80/80 |
| 185.49.60.0/22 | 1k | 80/80 |
| 185.57.116.0/22 | 1k | 80/80 |
| 185.137.20.0/22 | 1k | 80/80 |
| 185.175.168.0/22 | 1k | 80/80 |
| 185.176.0.0/22 | 1k | 80/80 |
Routing data derived from RouteViews MRT archives, BGPKIT relationship inference and public registry data.