AS13205
British Telecommunications PLC
AS 13205 UNSPECIFIED
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 | 13205 |
|---|---|
| Name | UNSPECIFIED |
| Organization | British Telecommunications PLC |
| Country | United Kingdom |
| Registry | RIPE NCC |
IPv4 Prefixes for AS13205
| Network | Location | Addresses | |
|---|---|---|---|
| 137.213.239.0/24 | BT GS DCS Cardiff Bay Data Centre Steria Telehousing |  Hemel Hempstead |
256 |
| 137.213.252.0/23 | British Telecommunications PLC | London |
512 |
| 217.140.0.0/20 | BT Global Services DCS Utrecht Hosting Centres |  Amsterdam |
4,096 |
| 217.140.12.0/22 | BT Global Services DCS Amsterdam | Amsterdam |
1,024 |
| 217.140.12.0/24 | BT Global Services DCS Amsterdam | Amsterdam |
256 |
| 217.140.13.0/24 | British Telecommunications PLC | Amsterdam |
256 |
| 217.140.32.0/19 | BT Global Services DCS Cardiff Bay Data Centre | London |
8,192 |
| 31.11.56.0/23 | BT Global Services DCS Utrecht Hosting Centres | Amsterdam |
512 |
| 78.109.0.0/20 | BT Global Services DCS Hempoint Hosting Centre | Amsterdam |
4,096 |
| 78.109.0.0/24 | BT Global Services DCS Hempoint Hosting Centre | Amsterdam |
256 |
| 78.109.10.0/24 | BT DCS Nieuwegein Hosting Centre | Woerden |
256 |
| 78.109.11.0/24 | BT GSs DCS Nieuwegein Hosting Centre | Amsterdam |
256 |
| 78.109.5.0/24 | BT Global Services DCS Hempoint Hosting Centre | Amsterdam |
256 |
| 78.109.6.0/24 | BT Global Services DCS Hempoint Hosting Centre | Amsterdam |
256 |
| 78.109.7.0/24 | BT Global Services DCS Hempoint Hosting Centre | Amsterdam |
256 |
| 78.109.9.0/24 | BT Global Services DCS Utrecht Hosting Centres | Amsterdam |
256 |