Autonomous System
AS47720 Cork Internet Exchange Limited
HostingActiveIrelandRIPE
AS47720 (CIX-AS) is a hosting network operated by Cork Internet Exchange Limited in Ireland, registered with RIPE. It has 14 IPv4 prefixes with 19,968 addresses and 3 IPv6 prefixes, which makes it the 6,883rd largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses19,968in 14 prefixes
IPv6 prefixes3≈ 1.6 × 10²⁹ addresses
Size rank#6,883of 82,200 active ASNs
Details
OrganizationCork Internet Exchange Limited
AS nameCIX-AS
Websitecix.ie
Country Ireland (IE)
Network typeHosting
RegistryRIPE
Abuse contactnoc@cix.ie
Registered2008-08-07
Last updated2020-03-30
IPv4 prefixes
14 prefixes · 19,968 addresses| Network | Addresses | First – last address |
|---|---|---|
| 217.74.48.0/20 | 4,096 | 217.74.48.0 – 217.74.63.255 |
| 84.39.232.0/21 | 2,048 | 84.39.232.0 – 84.39.239.255 |
| 89.31.168.0/21 | 2,048 | 89.31.168.0 – 89.31.175.255 |
| 91.103.0.0/21 | 2,048 | 91.103.0.0 – 91.103.7.255 |
| 217.74.56.0/21 | 2,048 | 217.74.56.0 – 217.74.63.255 |
| 185.49.60.0/22 | 1,024 | 185.49.60.0 – 185.49.63.255 |
| 185.57.116.0/22 | 1,024 | 185.57.116.0 – 185.57.119.255 |
| 185.137.20.0/22 | 1,024 | 185.137.20.0 – 185.137.23.255 |
| 185.175.168.0/22 | 1,024 | 185.175.168.0 – 185.175.171.255 |
| 185.176.0.0/22 | 1,024 | 185.176.0.0 – 185.176.3.255 |
| 217.74.48.0/22 | 1,024 | 217.74.48.0 – 217.74.51.255 |
| 217.74.52.0/22 | 1,024 | 217.74.52.0 – 217.74.55.255 |
| 45.140.144.0/24 | 256 | 45.140.144.0 – 45.140.144.255 |
| 91.223.9.0/24 | 256 | 91.223.9.0 – 91.223.9.255 |
217.74.48.0/20 84.39.232.0/21 89.31.168.0/21 91.103.0.0/21 217.74.56.0/21 185.49.60.0/22 185.57.116.0/22 185.137.20.0/22 185.175.168.0/22 185.176.0.0/22 217.74.48.0/22 217.74.52.0/22 45.140.144.0/24 91.223.9.0/24
IPv6 prefixes
3 prefixes- 2a02:2078::/32
- 2a02:5b20::/32
- 2607:6b80:3d::/48
2a02:2078::/32 2a02:5b20::/32 2607:6b80:3d::/48
Query AS47720 with the API
The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day.
curl "https://api.ipapi.is/?q=AS47720&key=YOUR_API_KEY"
Any address in its prefixes resolves to AS47720, with or without a key:
curl "https://api.ipapi.is/?q=217.74.48.1"
Largest networks in Ireland
AS1213 ASIERA TECHNOLOGY SERVICES CLG1,843,200 IPv4 addressesAS5466 Eircom Limited1,110,784 IPv4 addressesAS15502 Vodafone Ireland Limited943,104 IPv4 addressesAS43515 Google Ireland Limited269,056 IPv4 addressesAS2110 Enet Communications LIMITED246,528 IPv4 addressesAS13280 Three Ireland (Hutchison) limited225,280 IPv4 addresses