Autonomous Systems are networks typically governed by large ISPs that participate in global Internet routing. Each network is assigned a unique identification number known as the AS number or ASN by the Internet Assigned Numbers Authority.
| ASN | 2110 |
| Name | AS-BTIRE |
| Organization | BT Communications Ireland Limited |
| Country | Ireland
|
| Registry | RIPE NCC |
| IPv4 addresses | 246,272 |
| IPv6 /64 networks | 1.13 x 235 |
| Prefixes | 17 |
Other ASN allocated to BT Communications Ireland Limited
IPv4 Prefixes for AS2110
| Network |
Location |
Addresses |
| 141.11.253.0/24 |
BT Communications Ireland Limited |
Dublin |
256 |
| 185.146.180.0/22 |
BT Ireland DC |
Dundrum |
1,024 |
| 185.215.108.0/22 |
Digitalforge |
Schull |
1,024 |
| 192.111.39.0/24 |
BT Communications Ireland Limited |
Dublin |
256 |
| 193.120.0.0/16 |
BT Communications Ireland Limited |
Dublin |
65,536 |
| 193.203.128.0/19 |
BT Ireland Ex IOL |
Sligo |
8,192 |
| 193.95.128.0/18 |
Esatnet |
Saggart |
16,384 |
| 194.125.0.0/17 |
BT Communications Ireland Limited |
Dublin |
32,768 |
| 194.145.128.0/21 |
BT Communications Ireland Limited |
Dublin |
2,048 |
| 194.165.160.0/19 |
BT Communications Ireland Limited |
Dublin |
8,192 |
| 194.46.192.0/18 |
BT Communications Ireland Limited |
Dublin |
16,384 |
| 212.2.160.0/19 |
Btireland |
Saggart |
8,192 |
| 213.202.128.0/18 |
Esat Net/ BT Ireland |
Dublin |
16,384 |
| 78.16.0.0/16 |
Isi |
Moneenroe |
65,536 |
| 92.39.176.0/20 |
BT Digital Forge |
Schull |
4,096 |
IPv6 Prefixes for AS2110
| Network |
Location |
/64 Prefixes |
| 2001:7c8::/29 |
BT Communications Ireland Limited |
Castletroy |
235 |
| 2001:7c8::/32 |
BT Communications Ireland Limited |
Castletroy |
232 |