AS 3300 BT
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 | 3300 |
---|---|
Name | BT |
Organization | British Telecommunications PLC |
Country | United Kingdom ![]() |
Registry | RIPE NCC |
IPv4 addresses | 598,568 |
---|---|
IPv6 /64 networks | 1.49 x 233 |
Prefixes | 141 |
ASN | Name | IP addresses |
---|---|---|
2856 | BT-UK-AS | 17,022,976 |
6871 | Plusnet | 2,098,176 |
5400 | BT | 702,464 |
13205 | UNSPECIFIED | 21,504 |
49182 | BTEngageIT | 3,328 |
204047 | BT-PSN-DNSP-AS | 0 |
57688 | BT-PSN-AS | 0 |
25127 | BTOW | 0 |
25041 | AWS-DX | 0 |
15697 | BT-BS | 0 |
2855 | UKFABRIC | 0 |
12641 | BT_MPLS | 0 |
8472 | BT-GERMANY-NGN | 0 |
6685 | BTUKINTERNAL | 0 |
212556 | BT-ESC | 0 |
Network | Location | Addresses | |
---|---|---|---|
136.238.168.0/24 | HP Inc | ![]() |
256 |
136.238.185.0/24 | HP Inc | ![]() |
256 |
136.238.187.0/24 | HP Inc | ![]() |
256 |
136.238.229.0/24 | HP Inc | ![]() |
256 |
136.238.232.0/24 | HP Inc | ![]() |
256 |
136.238.238.0/24 | HP Inc | ![]() |
256 |
136.238.239.0/24 | HP Inc | ![]() |
256 |
136.238.240.0/24 | HP Inc | ![]() |
256 |
136.238.241.0/24 | HP Inc | ![]() |
256 |
136.238.243.0/24 | HP Inc | ![]() |
256 |
185.249.5.0/24 | Lumileds | ![]() |
256 |
185.249.6.0/24 | Lumileds | ![]() |
256 |
192.157.130.0/23 | British Telecommunications PLC | ![]() |
512 |
192.157.132.0/22 | INFONET Services Corporation | ![]() |
1,024 |
192.157.136.0/21 | INFONET Services Corporation | ![]() |
2,048 |
192.157.144.0/20 | INFONET Services Corporation | ![]() |
4,096 |
192.157.160.0/23 | British Telecommunications PLC | ![]() |
512 |
192.237.64.0/18 | British Telecommunications PLC | ![]() |
16,384 |
192.92.18.0/24 | INFONET Services Corporation | ![]() |
256 |
192.92.19.0/24 | INFONET Services Corporation | ![]() |
256 |
Network | Location | /64 Prefixes | |
---|---|---|---|
2402:fb00:1000::/36 | British Telecommunications PLC | ![]() |
228 |
2402:fb00:1f00::/40 | British Telecommunications PLC | ![]() |
224 |
2402:fb00:2000::/36 | British Telecommunications PLC | ![]() |
228 |
2402:fb00:2f00::/40 | British Telecommunications PLC | ![]() |
224 |
2402:fb00:3000::/36 | British Telecommunications PLC | ![]() |
228 |
2402:fb00:3f00::/40 | British Telecommunications PLC | ![]() |
224 |
2402:fb00::/32 | British Telecommunications PLC | ![]() |
232 |
2402:fb00::/36 | British Telecommunications PLC | ![]() |
228 |
2402:fb00:f00::/40 | British Telecommunications PLC | ![]() |
224 |
2606:f100:1000::/36 | British Telecommunications PLC | ![]() |
228 |
2606:f100:1f00::/40 | British Telecommunications PLC | ![]() |
224 |
2606:f100:2000::/36 | British Telecommunications PLC | ![]() |
228 |
2606:f100:2f00::/40 | British Telecommunications PLC | ![]() |
224 |
2606:f100:3000::/36 | British Telecommunications PLC | ![]() |
228 |
2606:f100:3f00::/40 | British Telecommunications PLC | ![]() |
224 |
2606:f100:4000::/36 | British Telecommunications PLC | ![]() |
228 |
2606:f100:4f00::/40 | British Telecommunications PLC | ![]() |
224 |
2606:f100:5000::/36 | British Telecommunications PLC | ![]() |
228 |
2606:f100:5f00::/40 | British Telecommunications PLC | ![]() |
224 |
2606:f100:6000::/36 | British Telecommunications PLC | ![]() |
228 |