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자율 시스템

AS3300

British Telecommunications Limited

공지된 IP
513,280
CIDR 프리픽스
44
ASN
AS3300

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

70/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Traffic level 100-1000Mbps
Geographic scope Global
Traffic ratio Balanced
Peering policy Selective
IRR record AS-BT-GLOBAL

Present at 16 internet exchanges: Equinix Sydney, IX.br (PTT.br) São Paulo: ATM/MPLA, Equinix Chicago, Equinix Ashburn, Equinix San Jose, Equinix Dallas, NAPAfrica IX Johannesburg: Peering, Equinix Miami, JPIX TOKYO, Equinix Singapore, …

AS3300 — 전 세계 IP 발자취

AS가 있는 도시3300 측정 가능한 IPv4 할당을 가지고 있습니다. 점을 클릭하여 해당 도시 페이지를 엽니다. 크기와 색상은 IP 수에 따라 달라집니다.

3D 지구본에서 보기 →

상위 CIDR 범위

CIDRIPPTR Density조직국가StateCity
205.248.0.0/16 65.5K
0.0%
British Telecommunications PLC US Virginia Ashburn
206.182.0.0/16 65.5K
0.0%
British Telecommunications PLC US
207.117.0.0/16 65.5K
0.0%
British Telecommunications PLC US
207.209.0.0/16 65.5K
0.0%
British Telecommunications PLC US
209.28.0.0/16 65.5K
0.0%
British Telecommunications PLC US New York Granville
204.231.0.0/17 32.8K
0.0%
British Telecommunications PLC US
61.14.0.0/18 16.4K
9.3%
British Telecommunications PLC AU
63.250.128.0/18 16.4K
91.4%
British Telecommunications PLC US California San Jose
192.237.64.0/18 16.4K
0.0%
British Telecommunications PLC US
198.207.64.0/18 16.4K
0.0%
British Telecommunications PLC US New York New York
199.6.64.0/18 16.4K
0.0%
British Telecommunications PLC US
204.140.64.0/18 16.4K
0.0%
British Telecommunications PLC US Virginia Boydton
204.231.128.0/18 16.4K
0.0%
British Telecommunications PLC US
192.92.32.0/19 8.2K
0.0%
British Telecommunications PLC US
203.187.128.0/19 8.2K
0.0%
British Telecommunications PLC US
205.248.96.0/19 8.2K
0.0%
British Telecommunications Limited US
72.29.128.0/20 4.1K
0.0%
British Telecommunications PLC US
192.157.144.0/20 4.1K
0.0%
British Telecommunications PLC US
198.207.64.0/20 4.1K
0.0%
British Telecommunications Limited US Illinois Chicago
198.207.112.0/20 4.1K
0.0%
British Telecommunications Limited US
199.6.112.0/20 4.1K
0.0%
British Telecommunications Limited US
204.231.176.0/20 4.1K
0.0%
British Telecommunications Limited US
205.248.80.0/20 4.1K
0.0%
British Telecommunications Limited US
61.14.40.0/21 2.0K
0.0%
British Telecommunications Limited ZA Gauteng Johannesburg
63.250.128.0/21 2.0K
0.0%
British Telecommunications Limited US Illinois Chicago
63.250.152.0/21 2.0K
0.0%
British Telecommunications Limited US Virginia Ashburn
63.250.176.0/21 2.0K
0.0%
British Telecommunications Limited US California San Jose
72.29.136.0/21 2.0K
0.0%
British Telecommunications Limited US
192.92.24.0/21 2.0K
0.0%
British Telecommunications PLC US
192.157.136.0/21 2.0K
0.0%
British Telecommunications PLC US
198.207.88.0/21 2.0K
0.0%
British Telecommunications Limited US New York New York
198.207.104.0/21 2.0K
0.0%
British Telecommunications Limited US
199.6.96.0/21 2.0K
0.0%
British Telecommunications Limited US
203.187.128.0/21 2.0K
0.0%
British Telecommunications Limited SG
203.187.136.0/21 2.0K
0.0%
British Telecommunications Limited US
203.187.152.0/21 2.0K
0.0%
British Telecommunications Limited US
204.140.88.0/21 2.0K
0.0%
British Telecommunications Limited IT
204.140.104.0/21 2.0K
0.0%
British Telecommunications Limited US
204.140.112.0/21 2.0K
0.0%
British Telecommunications Limited US
204.231.24.0/21 2.0K
0.0%
British Telecommunications Limited US
204.231.32.0/21 2.0K
0.0%
British Telecommunications Limited US
204.231.128.0/21 2.0K
0.0%
British Telecommunications Limited US
204.231.144.0/21 2.0K
0.0%
British Telecommunications Limited US
204.231.160.0/21 2.0K
0.0%
British Telecommunications Limited US
205.248.16.0/21 2.0K
0.0%
British Telecommunications Limited US
205.248.168.0/21 2.0K
0.0%
British Telecommunications Limited US
206.182.0.0/21 2.0K
0.0%
British Telecommunications Limited GB
207.117.248.0/21 2.0K
0.0%
British Telecommunications Limited US
61.14.4.0/22 1.0K
0.0%
British Telecommunications Limited HK
61.14.8.0/22 1.0K
0.0%
British Telecommunications Limited JP Tokyo Tokyo
61.14.12.0/22 1.0K
0.0%
British Telecommunications Limited AU New South Wales Sydney
61.14.20.0/22 1.0K
0.0%
British Telecommunications Limited AU New South Wales Sydney
61.14.24.0/22 1.0K
0.0%
British Telecommunications Limited HK
61.14.28.0/22 1.0K
0.0%
British Telecommunications Limited SG
61.14.36.0/22 1.0K
0.0%
British Telecommunications Limited JP Tokyo Tokyo
61.14.48.0/22 1.0K
0.0%
British Telecommunications Limited ZA Gauteng Johannesburg
63.250.140.0/22 1.0K
0.0%
British Telecommunications Limited US Illinois Chicago
63.250.144.0/22 1.0K
0.0%
British Telecommunications Limited BR São Paulo São Paulo
63.250.148.0/22 1.0K
0.0%
British Telecommunications Limited US Louisiana Baton Rouge
63.250.160.0/22 1.0K
0.0%
British Telecommunications Limited CA Ontario Toronto
63.250.164.0/22 1.0K
0.0%
British Telecommunications Limited US Pennsylvania New Kensington
63.250.168.0/22 1.0K
0.0%
British Telecommunications Limited US Virginia Ashburn
63.250.184.0/22 1.0K
0.0%
British Telecommunications Limited US Florida Miami
72.29.132.0/22 1.0K
0.0%
British Telecommunications Limited US
192.92.20.0/22 1.0K
0.0%
British Telecommunications PLC US
192.157.132.0/22 1.0K
0.0%
British Telecommunications PLC US
192.237.64.0/22 1.0K
0.0%
British Telecommunications Limited US
192.237.84.0/22 1.0K
0.0%
British Telecommunications Limited US
192.237.100.0/22 1.0K
0.0%
British Telecommunications Limited US
198.207.84.0/22 1.0K
0.0%
British Telecommunications Limited US New York New York
198.207.100.0/22 1.0K
0.0%
British Telecommunications Limited US
199.6.64.0/22 1.0K
0.0%
British Telecommunications Limited GB
199.6.80.0/22 1.0K
0.0%
British Telecommunications Limited IT
199.6.92.0/22 1.0K
0.0%
British Telecommunications Limited US
199.6.108.0/22 1.0K
0.0%
British Telecommunications Limited US
203.187.148.0/22 1.0K
0.0%
British Telecommunications Limited US
204.140.64.0/22 1.0K
0.0%
British Telecommunications Limited US
204.140.80.0/22 1.0K
0.0%
British Telecommunications Limited US Virginia Boydton
204.140.96.0/22 1.0K
0.0%
British Telecommunications Limited IT
204.140.120.0/22 1.0K
0.0%
British Telecommunications Limited US
204.231.40.0/22 1.0K
0.0%
British Telecommunications Limited US
204.231.56.0/22 1.0K
0.0%
British Telecommunications Limited US
204.231.76.0/22 1.0K
0.0%
British Telecommunications Limited US
204.231.80.0/22 1.0K
0.0%
British Telecommunications Limited US
204.231.104.0/22 1.0K
0.0%
British Telecommunications Limited BE
204.231.108.0/22 1.0K
0.0%
British Telecommunications Limited US
204.231.116.0/22 1.0K
0.0%
British Telecommunications Limited SG
204.231.120.0/22 1.0K
0.0%
British Telecommunications Limited SG
204.231.152.0/22 1.0K
0.0%
British Telecommunications Limited US
204.231.172.0/22 1.0K
0.0%
British Telecommunications Limited US
205.248.0.0/22 1.0K
0.0%
British Telecommunications Limited SG
205.248.12.0/22 1.0K
0.0%
British Telecommunications Limited US
205.248.32.0/22 1.0K
0.0%
British Telecommunications Limited US
205.248.60.0/22 1.0K
0.0%
British Telecommunications Limited US
205.248.140.0/22 1.0K
0.0%
British Telecommunications Limited GB
205.248.156.0/22 1.0K
0.0%
British Telecommunications Limited US
205.248.160.0/22 1.0K
0.0%
British Telecommunications Limited US
205.248.184.0/22 1.0K
0.0%
British Telecommunications Limited GB
205.248.192.0/22 1.0K
0.0%
British Telecommunications Limited ES
205.248.200.0/22 1.0K
0.0%
British Telecommunications Limited US

BGP 공지 접두사

실시간 BGP 이상 →

접두사 AS3300 당사의 RIPE RIS 수집기에서 관찰된 BGP에서 실제로 시작됩니다. 이 실시간 라우팅 보기는 위의 레지스트리 할당과 다를 수 있습니다.

Prefix공지 샘플마지막 확인
136.238.229.0/24 43,970 2026-09-11 21:25:56
136.238.243.0/24 43,916 2026-09-11 21:25:56
63.250.144.0/22 38,072 2026-09-11 21:25:56
63.250.138.0/24 38,068 2026-09-11 21:25:56
63.250.144.0/24 38,018 2026-09-11 21:25:56
63.250.173.0/24 37,990 2026-09-11 21:25:56
61.14.52.0/24 27,343 2026-09-11 21:24:16
61.14.24.0/22 27,310 2026-09-11 21:24:16
61.14.1.0/24 27,285 2026-09-11 21:07:41
61.14.4.0/22 27,263 2026-09-11 21:24:16
61.14.20.0/22 27,168 2026-09-11 21:07:41
61.14.12.0/22 27,144 2026-09-11 21:07:41
61.14.15.0/24 27,134 2026-09-11 21:07:41
61.14.0.0/18 27,107 2026-09-11 21:24:16
61.14.11.0/24 26,485 2026-09-11 21:24:16
61.14.2.0/23 26,464 2026-09-11 21:24:16
61.14.7.0/24 26,460 2026-09-11 21:24:16
61.14.8.0/22 25,667 2026-09-11 21:24:16
61.14.36.0/22 25,650 2026-09-11 21:24:16
61.14.36.0/24 25,640 2026-09-11 21:24:16
192.92.19.0/24 25,465 2026-09-11 21:25:45
203.187.145.0/24 25,390 2026-09-11 21:25:45
198.207.80.0/22 25,381 2026-09-11 21:25:56
203.187.146.0/24 25,240 2026-09-11 21:08:12
203.187.128.0/19 25,200 2026-09-11 21:25:45
198.207.78.0/24 24,230 2026-09-11 21:25:17
61.14.39.0/24 24,223 2026-09-11 21:24:16
136.238.187.0/24 23,082 2026-09-11 21:25:16
136.238.185.0/24 23,027 2026-09-11 21:25:16
61.14.32.0/22 22,229 2026-09-11 21:24:16
136.238.232.0/24 21,684 2026-09-11 21:24:03
198.207.79.0/24 21,499 2026-09-11 21:25:17
63.250.160.0/22 20,443 2026-09-11 21:25:45
192.92.18.0/24 20,388 2026-09-11 21:25:17
61.14.31.0/24 20,205 2026-09-11 21:24:16
63.250.163.0/24 20,127 2026-09-11 21:25:45
61.14.28.0/22 19,918 2026-09-11 21:24:16
61.14.34.0/24 19,851 2026-09-11 21:24:16
185.249.6.0/24 19,718 2026-09-11 21:25:45
136.238.168.0/24 19,401 2026-09-11 21:24:01
61.14.48.0/22 19,384 2026-09-11 21:24:16
61.14.44.0/22 19,374 2026-09-11 21:24:16
61.14.40.0/22 19,291 2026-09-11 21:24:16
63.250.136.0/23 19,171 2026-09-11 21:22:21
63.250.139.0/24 19,025 2026-09-11 21:22:21
63.250.132.0/22 18,563 2026-09-11 21:22:21
63.250.152.0/22 18,553 2026-09-11 21:22:21
63.250.172.0/24 18,550 2026-09-11 21:22:21
63.250.132.0/24 18,532 2026-09-11 21:22:21
194.33.52.0/24 17,888 2026-09-11 21:25:45

상위 표시 50 of 123 샘플 볼륨별 공지 접두사.

Frequently Asked Questions

AS3300는 무엇입니까?

AS3300는 British Telecommunications Limited에 할당된 자율 시스템 번호(Autonomous System Number)입니다. ASN은 특정 IP 주소 집합을 제어하고 BGP(Border Gateway Protocol)를 통해 인터넷에서 트래픽이 라우팅되는 방식을 결정하는 네트워크를 식별합니다.

AS3300는 몇 개의 IP 주소를 공지합니까?

AS3300는 44개의 라우팅된 CIDR 접두사를 통해 513.3K개의 IPv4 주소를 공지합니다. 이 네트워크는 United Kingdom에 등록되어 있습니다.

AS3300는 누가 운영합니까?

AS3300는 British Telecommunications Limited에 의해 운영됩니다. 이 조직은 United Kingdom에 기반을 두고 있습니다. 조직 페이지에서 모든 IP 범위 및 관련 AS를 볼 수 있습니다.

AS3300는 어느 국가에 등록되어 있습니까?

AS3300는 United Kingdom에 등록되어 있습니다. 이는 네트워크 운영자의 본사가 위치한 곳을 나타내지만, 해당 AS가 공지하는 IP 주소는 전 세계 사용자에게 서비스를 제공할 수 있습니다.

최종 업데이트: 2026-09-11 21:26:09 UTC
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