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General Information
Name:
British Telecommunications PLC
Domain:
bt.com
Country:
GB
Type:
isp
Registry:
RIPE_NCC
Prefix Counts
IPv4 Count:
2,098,176
IPv6 Count:
722,956,982,942,662,080,541,088,546,816
IPv4 Prefixes
| CIDR | Country | Network Name | Organization | Registry | Status | Size |
|---|---|---|---|---|---|---|
| 31.108.0.0/14 | GB | EE18 | Plusnet Broadband | RIPE_NCC | ASSIGNED PA | 262,144 |
| 31.125.0.0/16 | GB | EE4 | Plusnet Broadband | RIPE_NCC | LIR-PARTITIONED PA | 65,536 |
| 31.185.32.0/19 | GB | PLUSNET-DIAL-ADSL | Dial-up And Adsl Pool | RIPE_NCC | ASSIGNED PA | 8,192 |
| 31.185.128.0/17 | GB | PLUSNET-DIAL-ADSL | Dial-up And Adsl Pool | RIPE_NCC | ASSIGNED PA | 32,768 |
| 37.152.192.0/18 | GB | UK-BT-20120312 | British Telecommunications PLC | RIPE_NCC | ALLOCATED PA | 16,384 |
| 46.208.0.0/16 | GB | PLUSNET-DIAL-ADSL | Dial-up And Adsl Pool | RIPE_NCC | ASSIGNED PA | 65,536 |
| 51.6.0.0/15 | GB | UK-FORCE9 | British Telecommunications PLC | RIPE_NCC | LEGACY | 131,072 |
| 51.9.0.0/16 | GB | FORCE9 | British Telecommunications PLC | RIPE_NCC | LEGACY | 65,536 |
| 80.189.0.0/16 | GB | BV-INFRASTRUCTURE1 | Brightview Network Infrastructure | RIPE_NCC | ASSIGNED PA | 65,536 |
| 80.229.0.0/16 | GB | PLUSNET-DIAL-ADSL | Plusnet Plc. | RIPE_NCC | ASSIGNED PA | 65,536 |
| 81.174.128.0/17 | GB | PLUSNET-DIAL-ADSL | Dial-up And Adsl Pool | RIPE_NCC | ASSIGNED PA | 32,768 |
| 83.216.128.0/19 | GB | PARBIN-NET-M | Parbin Limited | RIPE_NCC | ASSIGNED PA | 8,192 |
| 84.51.128.0/18 | GB | PLUSNET-DIAL-ADSL | Adsl Dynamic Pool | RIPE_NCC | ASSIGNED PA | 16,384 |
| 84.92.0.0/15 | GB | PLUSNET-CORE | Plusnet Core Network Infrastructure | RIPE_NCC | ASSIGNED PA | 131,072 |
| 87.112.0.0/16 | GB | PLUSNET-DIAL-ADSL | Dial-up And Adsl Pool | RIPE_NCC | ASSIGNED PA | 65,536 |
| 87.113.0.0/16 | GB | PLUSNET-DIAL-ADSL | pte-ag1 | RIPE_NCC | ASSIGNED PA | 65,536 |
| 87.114.0.0/16 | GB | PLUSNET-DIAL-ADSL | Adsl Dynamic Pool | RIPE_NCC | ASSIGNED PA | 65,536 |
| 87.115.0.0/16 | GB | PLUSNET-DIAL-ADSL | pcl-ag01 | RIPE_NCC | ASSIGNED PA | 65,536 |
| 91.125.0.0/16 | GB | BV-ADSL-POOLS-4 | GR ADSL | RIPE_NCC | ASSIGNED PA | 65,536 |
| 143.159.0.0/16 | US | PLUSNET4 | Infonet Services Corporation | ARIN | allocation | 65,536 |
| 146.66.32.0/19 | GB | PLUSNET-DIAL-ADSL | Dial-up And Adsl Pool | RIPE_NCC | ASSIGNED PA | 8,192 |
| 146.90.0.0/16 | GB | PLUSNET-DIAL-ADSL | Dial-up And Adsl Pool | RIPE_NCC | ASSIGNED PA | 65,536 |
| 146.198.0.0/16 | US | PLUSNET3 | Infonet Services Corporation | ARIN | allocation | 65,536 |
| 146.199.0.0/16 | US | PLUSNET2 | Infonet Services Corporation | ARIN | allocation | 65,536 |
| 146.200.0.0/16 | US | PLUSNET1 | Infonet Services Corporation | ARIN | allocation | 65,536 |
| 147.147.0.0/16 | GB | Plusnet | Plusnet PLC | RIPE_NCC | LEGACY | 65,536 |
| 150.143.0.0/16 | US | PLUSNET | BT Americas, INC | ARIN | allocation | 65,536 |
| 194.75.0.0/19 | GB | PLUSNET-ADSL-01 | Plusnet PLC | RIPE_NCC | ASSIGNED PA | 8,192 |
| 194.75.80.0/20 | GB | PLUSNET-ADSL-11 | Plusnet PLC | RIPE_NCC | ASSIGNED PA | 4,096 |
| 194.75.220.0/22 | GB | PLUSNET-ADSL-13 | Plusnet PLC | RIPE_NCC | ASSIGNED PA | 1,024 |
| 195.99.8.0/21 | GB | PLUSNET-ADSL-27 | Plusnet PLC | RIPE_NCC | ASSIGNED PA | 2,048 |
| 195.99.32.0/19 | GB | PLUSNET-ADSL-05 | Plusnet PLC | RIPE_NCC | ASSIGNED PA | 8,192 |
| 195.99.88.0/21 | GB | PLUSNET-ADSL-29 | Plusnet PLC | RIPE_NCC | ASSIGNED PA | 2,048 |
| 195.99.224.0/20 | GB | PLUSNET-ADSL-09 | Plusnet PLC | RIPE_NCC | ASSIGNED PA | 4,096 |
| 195.166.128.0/19 | GB | PLUSNET-CORE | Core Loopback Addresses | RIPE_NCC | ASSIGNED PA | 8,192 |
| 195.213.0.0/16 | GB | UK-BT-19970925 | British Telecommunications PLC | RIPE_NCC | ALLOCATED PA | 65,536 |
| 209.93.0.0/16 | US | PLUSNET5 | Infonet Services Corporation | ARIN | allocation | 65,536 |
| 212.56.64.0/18 | GB | PLUSNET-DIAL-FRIACO | Friaco Dial-up Pool | RIPE_NCC | ASSIGNED PA | 16,384 |
| 212.140.0.0/19 | GB | Plusnet | Plusnet PLC | RIPE_NCC | SUB-ALLOCATED PA | 8,192 |
| 212.140.32.0/20 | GB | Plusnet | Plusnet PLC | RIPE_NCC | SUB-ALLOCATED PA | 4,096 |
| 212.140.48.0/21 | GB | Plusnet | Plusnet PLC | RIPE_NCC | SUB-ALLOCATED PA | 2,048 |
| 212.159.0.0/19 | GB | PLUSNET-CORE | Access Lan | RIPE_NCC | ASSIGNED PA | 8,192 |
| 212.159.8.0/23 | GB | PLUSNET-VISP-SERVERS | Virtual ISP Portal Servers | RIPE_NCC | ASSIGNED PA | 512 |
| 212.159.32.0/19 | GB | PLUSNET-DIAL-ADSL | Adsl Pool | RIPE_NCC | ASSIGNED PA | 8,192 |
| 212.159.64.0/18 | GB | PLUSNET-DIAL-ADSL | Plusnet Technologies LTD | RIPE_NCC | ASSIGNED PA | 16,384 |
| 213.31.0.0/16 | GB | UK-BT-20000327 | British Telecommunications PLC | RIPE_NCC | ALLOCATED PA | 65,536 |
| 213.162.96.0/19 | GB | UK-BT-20021015 | British Telecommunications PLC | RIPE_NCC | ALLOCATED PA | 8,192 |
| 217.32.30.0/23 | GB | Plusnet | Plusnet PLC | RIPE_NCC | SUB-ALLOCATED PA | 512 |
| 217.32.32.0/20 | GB | PLUSNET-ADSL-15 | Plusnet PLC | RIPE_NCC | ASSIGNED PA | 4,096 |
| 217.32.112.0/22 | GB | PLUSNET-ADSL-31 | Plusnet PLC | RIPE_NCC | ASSIGNED PA | 1,024 |
| 217.32.148.0/22 | GB | PLUSNET-ADSL-17 | Plusnet PLC | RIPE_NCC | ASSIGNED PA | 1,024 |
| 217.32.152.0/21 | GB | PLUSNET-ADSL-17 | Plusnet PLC | RIPE_NCC | ASSIGNED PA | 2,048 |
| 217.32.160.0/22 | GB | PLUSNET-ADSL-18 | Plusnet PLC | RIPE_NCC | ASSIGNED PA | 1,024 |
| 217.32.176.0/22 | GB | PLUSNET-ADSL-33 | Plusnet PLC | RIPE_NCC | ASSIGNED PA | 1,024 |
| 217.39.16.0/20 | GB | PLUSNET-ADSL-19 | Plusnet PLC | RIPE_NCC | ASSIGNED PA | 4,096 |
| 217.39.112.0/20 | GB | PLUSNET-ADSL-21 | Plusnet PLC | RIPE_NCC | ASSIGNED PA | 4,096 |
| 217.45.24.0/21 | GB | PLUSNET-ADSL-35 | Plusnet PLC | RIPE_NCC | ASSIGNED PA | 2,048 |
| 217.45.96.0/20 | GB | PLUSNET-ADSL-23 | Plusnet PLC | RIPE_NCC | ASSIGNED PA | 4,096 |
| 217.46.24.0/22 | GB | PLUSNET-ADSL-37 | Plusnet PLC | RIPE_NCC | ASSIGNED PA | 1,024 |
| 217.46.128.0/20 | GB | PLUSNET-ADSL-25 | Plusnet PLC | RIPE_NCC | ASSIGNED PA | 4,096 |
IPv6 Prefixes
| CIDR | Country | Network Name | Organization | Registry | Status |
|---|---|---|---|---|---|
| 2a02:16c8::/32 | GB | UK-BT-20100609 | British Telecommunications PLC | RIPE_NCC | ALLOCATED-BY-RIR |
| 2a02:16c8::/35 | GB | UK-BT-20100609 | British Telecommunications PLC | RIPE_NCC | ALLOCATED-BY-RIR |
| 2a06:7200::/29 | GB | UK-BT-20210322 | British Telecommunications PLC | RIPE_NCC | ALLOCATED-BY-RIR |
Network Relationships
Upstreams:
AS2856
