Summary

Country
GB United Kingdom
Organization British Telecommunications PLC
Domain bt.net
Number of IPv4 687,616
Number of IPv6 2.3645× 1029
AS Type ISP
Registry RIPE NCC
Allocated September 19, 2002 (about 22 years ago)
Updated March 03, 2025 (about 22 days ago)

IP Ranges

AS3300 announces 120 IPv4 ranges and 29 IPv6 ranges.

That's a total of 687,616 IPv4 addresses and 2.3645× 1029 IPv6 addresses.

Prefix Organization Size Registry Status
61.14.0.0/18
US Infonet Services Corporation
16,384 APNIC ALLOCATED PORTABLE
61.14.1.0/24
AU M+w Group
256 APNIC ASSIGNED NON-PORTABLE
61.14.2.0/23
US Infonet Services Corporation
512 APNIC ALLOCATED PORTABLE
61.14.4.0/22
HK BT GIA
1,024 APNIC ASSIGNED NON-PORTABLE
61.14.7.0/24
HK SIMMONS & SIMMONS
256 APNIC ASSIGNED NON-PORTABLE
61.14.8.0/22
JP BT GIA
1,024 APNIC ALLOCATED NON-PORTABLE
61.14.11.0/24
JP IFF
256 APNIC ASSIGNED NON-PORTABLE
61.14.12.0/22
AU BT GIA
1,024 APNIC ALLOCATED NON-PORTABLE
61.14.15.0/24
AU BT GIA
256 APNIC ASSIGNED NON-PORTABLE
61.14.20.0/22
US Infonet Services Corporation
1,024 APNIC ALLOCATED PORTABLE
61.14.24.0/22
HK BT HK
1,024 APNIC ALLOCATED NON-PORTABLE
61.14.28.0/22
SG BT Cloud Sgp - Net1
1,024 APNIC ALLOCATED NON-PORTABLE
61.14.31.0/24
SG BT GIA
256 APNIC ALLOCATED NON-PORTABLE
61.14.32.0/22
SG Bw Maritime Pte LTD
1,024 APNIC ASSIGNED NON-PORTABLE
61.14.34.0/24
SG BT GIA
256 APNIC ALLOCATED NON-PORTABLE
61.14.36.0/24
JP BT-GIA-JP-net
256 APNIC ALLOCATED NON-PORTABLE
61.14.36.0/22
JP BT-GIA-JP-net
1,024 APNIC ALLOCATED NON-PORTABLE
61.14.39.0/24
JP BT-GIA-JP-net
256 APNIC ALLOCATED NON-PORTABLE
61.14.40.0/22
ZA BT ZA
1,024 APNIC ALLOCATED NON-PORTABLE
61.14.44.0/22
ZA The Kantar Group LTD
1,024 APNIC ALLOCATED NON-PORTABLE
61.14.48.0/22
ZA Independent Newspapers Limited
1,024 APNIC ALLOCATED NON-PORTABLE
61.14.52.0/24
HK BT Gia
256 APNIC ALLOCATED NON-PORTABLE
63.250.128.0/22
US Infonet Services Corporation
1,024 ARIN ALLOCATION
63.250.128.0/18
US Infonet Services Corporation
16,384 ARIN ALLOCATION
63.250.131.0/24
US SCHINDLER HOLDING
256 ARIN REASSIGNMENT
63.250.132.0/22
US Infonet Services Corporation
1,024 ARIN ALLOCATION
63.250.132.0/24
US Infonet Services Corporation
256 ARIN ALLOCATION
63.250.135.0/24
US Infonet Services Corporation
256 ARIN ALLOCATION
63.250.136.0/22
US Schenker BT
1,024 ARIN REASSIGNMENT
63.250.140.0/22
US Infonet Services Corporation
1,024 ARIN ALLOCATION
63.250.144.0/24
US Infonet Services Corporation
256 ARIN ALLOCATION
63.250.144.0/22
US Infonet Services Corporation
1,024 ARIN ALLOCATION
63.250.147.0/24
US Infonet Services Corporation
256 ARIN ALLOCATION
63.250.148.0/22
US Infonet Services Corporation
1,024 ARIN ALLOCATION
63.250.151.0/24
US Infonet Services Corporation
256 ARIN ALLOCATION
63.250.152.0/22
US Infonet Services Corporation
1,024 ARIN ALLOCATION
63.250.155.0/24
US Infonet Services Corporation
256 ARIN ALLOCATION
63.250.156.0/22
US Infonet Services Corporation
1,024 ARIN ALLOCATION
63.250.159.0/24
US Infonet Services Corporation
256 ARIN ALLOCATION
63.250.160.0/22
US Infonet Services Corporation
1,024 ARIN ALLOCATION
63.250.163.0/24
CA SPECSAVERS OPTICAL GROUP LIMITED
256 ARIN REASSIGNMENT
63.250.164.0/24
US Infonet Services Corporation
256 ARIN ALLOCATION
63.250.168.0/22
US Infonet Services Corporation
1,024 ARIN ALLOCATION
63.250.171.0/24
US BASF SE
256 ARIN REASSIGNMENT
63.250.172.0/24
US Infonet Services Corporation
256 ARIN ALLOCATION
63.250.173.0/24
US Infonet Services Corporation
256 ARIN ALLOCATION
63.250.174.0/24
US Infonet Services Corporation
256 ARIN ALLOCATION
63.250.176.0/22
US Infonet Services Corporation
1,024 ARIN ALLOCATION
63.250.180.0/22
US Infonet Services Corporation
1,024 ARIN ALLOCATION
63.250.184.0/22
US Infonet Services Corporation
1,024 ARIN ALLOCATION
63.250.187.0/24
US EDENRED
256 ARIN REASSIGNMENT
63.250.189.0/24
US Infonet Services Corporation
256 ARIN ALLOCATION
63.250.191.0/24
US DP DHL ETO
256 ARIN REASSIGNMENT
72.29.128.0/20
US Audiocodes LTD
4,096 ARIN REASSIGNMENT
72.29.132.0/22
US Infonet Services Corporation
1,024 ARIN ALLOCATION
136.238.168.0/24
CH Schindler Informatik AG
256 ARIN REASSIGNMENT
136.238.185.0/24
CH Schindler Informatik AG
256 ARIN REASSIGNMENT
136.238.187.0/24
CH Schindler Informatik AG
256 ARIN REASSIGNMENT
136.238.229.0/24
CH Schindler Informatik AG
256 ARIN REASSIGNMENT
136.238.232.0/24
CH Schindler Informatik AG
256 ARIN REASSIGNMENT
136.238.238.0/24
CH Schindler Informatik AG
256 ARIN REASSIGNMENT
136.238.239.0/24
CH Schindler Informatik AG
256 ARIN REASSIGNMENT
136.238.240.0/24
CH Schindler Informatik AG
256 ARIN REASSIGNMENT
136.238.241.0/24
CH Schindler Informatik AG
256 ARIN REASSIGNMENT
136.238.243.0/24
CH Schindler Informatik AG
256 ARIN REASSIGNMENT
168.252.115.0/24
AU Orica Australia Pty LTD
256 APNIC ALLOCATED PORTABLE
168.252.120.0/24
AU Orica Australia Pty LTD
256 APNIC ALLOCATED PORTABLE
168.252.123.0/24
AU Orica Australia Pty LTD
256 APNIC ALLOCATED PORTABLE
185.249.5.0/24
US SanFrancisco-Lumileds
256 RIPE NCC ASSIGNED PA
185.249.6.0/24
SG Singapore-Lumileds
256 RIPE NCC ASSIGNED PA
192.92.18.0/23
US Infonet Services Corporation
512 ARIN ALLOCATION
192.92.20.0/22
US Infonet Services Corporation
1,024 ARIN ALLOCATION
192.92.24.0/21
US Infonet Services Corporation
2,048 ARIN ALLOCATION
192.92.32.0/19
US Infonet Services Corporation
8,192 ARIN ALLOCATION
192.92.64.0/20
US Infonet Services Corporation
4,096 ARIN REALLOCATION
192.92.80.0/23
US Infonet Services Corporation
512 ARIN ALLOCATION
192.92.82.0/24
US Infonet Services Corporation
256 ARIN ALLOCATION
192.157.130.0/23
US Infonet Services Corporation
512 ARIN ALLOCATION
192.157.132.0/22
US POSTIPAN
1,024 ARIN REASSIGNMENT
192.157.136.0/21
US EMI
2,048 ARIN REASSIGNMENT
192.157.144.0/20
CA TEXAS INSTRUMENTS
4,096 ARIN REASSIGNMENT
192.157.160.0/23
US Infonet Services Corporation
512 ARIN ALLOCATION
192.237.64.0/18
US Infonet Services Corporation
16,384 ARIN ALLOCATION
194.33.52.0/24
GB KANTAR DORMANT 3 LIMITED
256 RIPE NCC ALLOCATED PA
195.184.128.0/19
GB BT IPCG BACKBONE
8,192 RIPE NCC ASSIGNED PA
195.206.64.0/19
SA BT Global Communication
8,192 RIPE NCC ASSIGNED PA
195.206.69.0/24
NL British Telecommunications PLC
256 RIPE NCC ALLOCATED PA
195.206.70.0/24
NL British Telecommunications PLC
256 RIPE NCC ALLOCATED PA
198.137.64.0/18
NL PROGRESS
16,384 ARIN REASSIGNMENT
198.137.75.0/24
US Infonet Services Corporation
256 ARIN ALLOCATION
198.178.237.0/24
US KANTAR
256 ARIN ALLOCATION
198.178.239.0/24
US KANTAR
256 ARIN ALLOCATION
198.180.64.0/18
US Infonet Services Corporation
16,384 ARIN ALLOCATION
198.207.64.0/18
US Infonet Services Corporation
16,384 ARIN ALLOCATION
198.207.64.0/22
US Infonet Services Corporation
1,024 ARIN ALLOCATION
199.6.64.0/18
GB INGERSOL
16,384 ARIN REASSIGNMENT
203.187.128.0/22
SG BT-GIA
1,024 APNIC ALLOCATED NON-PORTABLE
203.187.128.0/19
SG BT-GIA
8,192 APNIC ALLOCATED NON-PORTABLE
203.187.145.0/24
HK BT GIA SNG
256 APNIC ALLOCATED NON-PORTABLE
203.187.146.0/24
AU BT GIA SNG
256 APNIC ALLOCATED NON-PORTABLE
204.52.187.0/24
US KANTAR
256 ARIN ALLOCATION
204.79.0.0/17
CA Canadair
32,768 ARIN REASSIGNMENT
204.79.84.0/24
US Infonet Services Corporation
256 ARIN ALLOCATION
204.79.90.0/24
GB InfonetFW
256 ARIN REASSIGNMENT
204.140.64.0/18
US Nalco Company
16,384 ARIN REASSIGNMENT
204.231.0.0/17
US ELEPHANT TALK
32,768 ARIN REASSIGNMENT
204.231.128.0/18
US Infonet Services Corporation
16,384 ARIN ALLOCATION
205.143.144.0/21
US BT Management Services
2,048 ARIN ALLOCATION
205.248.0.0/16
SG RESERVED FOR KYMMENE
65,536 ARIN REASSIGNMENT
206.182.0.0/16
GB CHUBB
65,536 ARIN REASSIGNMENT
206.182.128.0/18
US SASOL
16,384 ARIN REASSIGNMENT
206.182.134.0/24
US Infonet Services Corporation
256 ARIN ALLOCATION
206.182.164.0/24
US Infonet Services Corporation
256 ARIN ALLOCATION
206.182.192.0/18
US Infonet Services Corporation
16,384 ARIN ALLOCATION
207.117.0.0/16
JP HOGANAS
65,536 ARIN REASSIGNMENT
207.209.0.0/19
GB VIRGIN ENTERTAINMENT
8,192 ARIN REASSIGNMENT
207.209.0.0/16
GB VIRGIN ENTERTAINMENT
65,536 ARIN REASSIGNMENT
207.209.64.0/19
IE PHARMACIA
8,192 ARIN REASSIGNMENT
209.28.0.0/16
US Infonet Services Corporation
65,536 ARIN ALLOCATION
209.28.174.0/24
US Internal-FW
256 ARIN REASSIGNMENT
Prefix Organization Size Registry Status
2402:fb00::/32
US Infonet Services Corporation
7.9228× 1028 APNIC ALLOCATED PORTABLE
2402:fb00::/36
US Infonet Services Corporation
4.9518× 1027 APNIC ALLOCATED PORTABLE
2402:fb00:f00::/40
US Infonet Services Corporation
3.0949× 1026 APNIC ALLOCATED PORTABLE
2402:fb00:1000::/36
US Infonet Services Corporation
4.9518× 1027 APNIC ALLOCATED PORTABLE
2402:fb00:1f00::/40
SG Lumileds
3.0949× 1026 APNIC ASSIGNED NON-PORTABLE
2402:fb00:2000::/36
US Infonet Services Corporation
4.9518× 1027 APNIC ALLOCATED PORTABLE
2402:fb00:2f00::/40
US Infonet Services Corporation
3.0949× 1026 APNIC ALLOCATED PORTABLE
2402:fb00:3000::/36
US Infonet Services Corporation
4.9518× 1027 APNIC ALLOCATED PORTABLE
2402:fb00:3f00::/40
US Infonet Services Corporation
3.0949× 1026 APNIC ALLOCATED PORTABLE
2606:f100::/36
US BT Management Services
4.9518× 1027 ARIN ALLOCATION
2606:f100::/32
US BT Management Services
7.9228× 1028 ARIN ALLOCATION
2606:f100:f00::/40
US BT Management Services
3.0949× 1026 ARIN ALLOCATION
2606:f100:1000::/36
US BT Management Services
4.9518× 1027 ARIN ALLOCATION
2606:f100:1f00::/40
US BT Management Services
3.0949× 1026 ARIN ALLOCATION
2606:f100:2000::/36
US BT Management Services
4.9518× 1027 ARIN ALLOCATION
2606:f100:2f00::/40
US BT Management Services
3.0949× 1026 ARIN ALLOCATION
2606:f100:3000::/36
US BT Management Services
4.9518× 1027 ARIN ALLOCATION
2606:f100:3f00::/40
US BT Management Services
3.0949× 1026 ARIN ALLOCATION
2606:f100:4000::/36
US BT Management Services
4.9518× 1027 ARIN ALLOCATION
2606:f100:4f00::/40
US BT Management Services
3.0949× 1026 ARIN ALLOCATION
2606:f100:5000::/36
US BT Management Services
4.9518× 1027 ARIN ALLOCATION
2606:f100:5f00::/40
US BT Management Services
3.0949× 1026 ARIN ALLOCATION
2606:f100:6000::/36
US BT Management Services
4.9518× 1027 ARIN ALLOCATION
2606:f100:7000::/36
US BT Management Services
4.9518× 1027 ARIN ALLOCATION
2606:f100:7f00::/40
US BT Management Services
3.0949× 1026 ARIN ALLOCATION
2606:f100:8000::/36
US BT Management Services
4.9518× 1027 ARIN ALLOCATION
2606:f100:8f00::/40
US BT Management Services
3.0949× 1026 ARIN ALLOCATION
2606:f100:9000::/36
US BT Management Services
4.9518× 1027 ARIN ALLOCATION
2606:f100:c000::/36
US BT Management Services
4.9518× 1027 ARIN ALLOCATION

Upstreams

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