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자율 시스템

AS203

Level 3 Parent, LLC

공지된 IP
171,520
CIDR 프리픽스
73
ASN
AS203

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.

58/100
Caution
How this score is built
  • Baseline (neutral) 65
  • Multiple-origin (MOAS) routing anomaly −12
  • Isp allocation +5
  • Trust score 58 / 100

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

About Level 3 Communications

Level 3 Communications, Inc. was an American multinational telecommunications and internet service provider company headquartered in Broomfield, Colorado.

Founded
1985
Headquarters
Frankfurt
Industry
telecommunications

⚠ 22 MOAS 접두사es — 다중 원본 AS 감지됨

모든 MOAS 이상 →

이전에 AS에서 시작된 안정적인 접두사203 는 당사의 RIPE RIS 수집기에서 감지된 다른 ASN(MOAS — Multiple-Origin AS)에 의해 현재 공지되고 있습니다. 이는 종종 양성(애니캐스트, 멀티호밍 또는 최근 전송)이지만, 경로 유출 또는 접두사 하이재킹을 나타낼 수 있으므로 검사할 가치가 있습니다.

접두사원본 AS마지막 감지 (UTC)
216.33.160.0/24 AS203, AS3561, AS10753 2026-07-24 01:23:43
204.17.219.0/24 AS203, AS23015 2026-07-24 01:23:43
63.144.218.0/24 AS203, AS22587 2026-07-24 01:23:43
205.140.226.0/24 AS203, AS3356 2026-07-24 01:23:43
63.150.74.0/23 AS203, AS22587 2026-07-24 01:23:43
170.46.132.0/23 AS203, AS18697 2026-07-24 01:23:43
170.46.162.0/24 AS203, AS18697 2026-07-24 01:23:43
143.199.96.0/24 AS203, AS21680 2026-07-24 01:23:43
170.46.0.0/16 AS203, AS18697 2026-07-24 01:23:43
170.46.200.0/24 AS203, AS18697 2026-07-24 01:23:43
205.166.171.0/24 AS203, AS26845 2026-07-24 01:23:43
170.46.150.0/24 AS203, AS18697 2026-07-24 01:23:43
63.106.6.0/24 AS203, AS22587 2026-07-24 01:23:43
170.46.155.0/24 AS203, AS18697 2026-07-24 01:23:43
216.114.73.0/24 AS203, AS400494 2026-07-24 01:23:43

가장 최근에 감지된 15개 표시 22 MOAS 접두사. 대규모 네트워크의 많은 다중 원본 접두사는 양성(애니캐스트)입니다. 다음을 참조하십시오. 모든 MOAS 이상.

상위 CIDR 범위

CIDRIPPTR Density조직국가StateCity
156.42.0.0/16 65.5K
0.4%
Level 3 Parent, LLC US Arizona Phoenix
170.46.0.0/16 65.5K
0.0%
Level 3 Parent, LLC US Vermont Rutland
161.209.192.0/19 8.2K
0.0%
Level 3 Parent, LLC US California South Gate
161.209.96.0/20 4.1K
0.0%
Level 3 Parent, LLC US
216.163.240.0/20 4.1K
5.2%
Level 3 Parent, LLC US New Jersey Chatham
161.209.96.0/21 2.0K
0.0%
Level 3 Parent, LLC US
216.235.200.0/21 2.0K
1.9%
Level 3 Parent, LLC US
63.128.0.0/22 1.0K
0.0%
Level 3 Parent, LLC US
63.128.8.0/22 1.0K
0.0%
Level 3 Parent, LLC US
205.139.104.0/22 1.0K
2.7%
Level 3 Parent, LLC US
209.67.132.0/22 1.0K
0.0%
Level 3 Parent, LLC US
209.67.136.0/22 1.0K
0.0%
Level 3 Parent, LLC US
209.164.192.0/22 1.0K
3.8%
Level 3 Parent, LLC US
63.150.74.0/23 512
16.2%
Global Payments, Inc. US
64.241.120.0/23 512
0.0%
Level 3 Parent, LLC US
65.240.184.0/23 512
8.6%
Global Payments, Inc. US
143.199.140.0/23 512
0.0%
Level 3 Parent, LLC US
170.46.132.0/23 512
0.0%
Level 3 Parent, LLC US
204.153.154.0/23 512
2.1%
Level 3 Parent, LLC US Arizona Chandler
205.139.102.0/23 512
0.0%
Level 3 Parent, LLC US
209.164.204.0/23 512
0.0%
Level 3 Parent, LLC US
209.164.208.0/23 512
5.5%
Level 3 Parent, LLC US
209.164.220.0/23 512
4.1%
Level 3 Parent, LLC US
8.7.155.0/24 256
0.4%
Level 3 Parent, LLC US
8.15.229.0/24 256
0.0%
Level 3 Parent, LLC US
8.18.63.0/24 256
0.0%
Level 3 Parent, LLC US
8.20.69.0/24 256
5.5%
Level 3 Parent, LLC US
8.25.26.0/24 256
0.0%
Level 3 Parent, LLC US
8.44.205.0/24 256
0.0%
Level 3 Parent, LLC US
38.107.240.0/24 256
0.0%
Level 3 Parent, LLC US Texas Dallas
62.67.222.0/24 256
0.0%
Level 3 Parent, LLC GB
63.106.6.0/24 256
9.0%
Global Payments, Inc. US
63.128.7.0/24 256
0.0%
Level 3 Parent, LLC US
63.128.12.0/24 256
0.0%
Level 3 Parent, LLC US
63.128.14.0/24 256
0.8%
Level 3 Parent, LLC US Massachusetts Boston
63.128.20.0/24 256
0.0%
Level 3 Parent, LLC US
63.128.24.0/24 256
0.0%
Level 3 Parent, LLC US
63.144.218.0/24 256
15.6%
Global Payments, Inc. US
64.22.148.0/24 256
0.0%
Level 3 Parent, LLC US
64.208.127.0/24 256
8.2%
Level 3 Parent, LLC US
64.209.141.0/24 256
0.0%
Level 3 Parent, LLC US
64.210.246.0/24 256
0.0%
Level 3 Parent, LLC US
65.222.131.0/24 256
93.8%
Level 3 Parent, LLC US New Jersey Cherry Hill
66.193.107.0/24 256
0.0%
Level 3 Parent, LLC US
66.194.187.0/24 256
37.9%
Level 3 Parent, LLC US
128.177.179.0/24 256
7.8%
Level 3 Parent, LLC US District of Columbia Washington
143.199.28.0/24 256
0.0%
Level 3 Parent, LLC US
143.199.96.0/24 256
0.0%
Level 3 Parent, LLC US Massachusetts Medfield
143.199.109.0/24 256
0.0%
Level 3 Parent, LLC US
143.199.135.0/24 256
0.0%
Level 3 Parent, LLC US
143.199.145.0/24 256
0.0%
Level 3 Parent, LLC US
143.199.222.0/24 256
0.0%
Level 3 Parent, LLC US
148.59.168.0/24 256
0.0%
Level 3 Parent, LLC US
148.59.169.0/24 256
0.8%
Level 3 Parent, LLC US
158.120.127.0/24 256
0.4%
Level 3 Parent, LLC US Colorado Colorado Springs
161.209.111.0/24 256
0.0%
Level 3 Parent, LLC US
161.209.225.0/24 256
0.8%
Level 3 Parent, LLC US
170.22.90.0/24 256
0.0%
Level 3 Parent, LLC US
170.46.10.0/24 256
0.0%
Level 3 Parent, LLC US
170.46.150.0/24 256
0.0%
Level 3 Parent, LLC US
170.46.155.0/24 256
0.0%
Level 3 Parent, LLC US
170.46.162.0/24 256
0.0%
Level 3 Parent, LLC US
170.46.200.0/24 256
0.0%
Level 3 Parent, LLC US
170.203.252.0/24 256
6.3%
Level 3 Parent, LLC US
189.125.51.0/24 256
0.0%
Level 3 Parent, LLC BR
192.26.214.0/24 256
0.0%
Level 3 Parent, LLC US
192.42.110.0/24 256
7.8%
Level 3 Parent, LLC US District of Columbia Washington
192.147.2.0/24 256
0.4%
Level 3 Parent, LLC US
198.135.250.0/24 256
0.0%
Level 3 Parent, LLC US
198.200.148.0/24 256
0.0%
Level 3 Parent, LLC US
204.146.159.0/24 256
0.0%
Level 3 Parent, LLC US
204.164.72.0/24 256
7.4%
Level 3 Parent, LLC US
205.139.108.0/24 256
0.0%
Level 3 Parent, LLC US
206.79.6.0/24 256
0.0%
Level 3 Parent, LLC US
206.169.67.0/24 256
0.0%
Level 3 Parent, LLC US
209.164.207.0/24 256
0.4%
Level 3 Parent, LLC US
209.164.211.0/24 256
0.0%
Level 3 Parent, LLC US
209.164.223.0/24 256
0.8%
Level 3 Parent, LLC US
216.32.151.0/24 256
0.4%
Level 3 Parent, LLC US
216.33.160.0/24 256
5.1%
Level 3 Parent, LLC US
216.114.73.0/24 256
0.0%
Level 3 Parent, LLC US

BGP 공지 접두사

실시간 BGP 이상 →

접두사 AS203 당사의 RIPE RIS 수집기에서 관찰된 BGP에서 실제로 시작됩니다. 이 실시간 라우팅 보기는 위의 레지스트리 할당과 다를 수 있습니다.

Prefix공지 샘플마지막 확인
204.146.159.0/24 7,731 2026-07-24 00:01:40
143.199.135.0/24 6,299 2026-07-24 00:01:40
143.199.28.0/24 6,298 2026-07-24 00:01:40
192.26.214.0/24 6,290 2026-07-24 00:07:23
143.199.222.0/24 6,282 2026-07-24 00:01:40
143.199.109.0/24 6,280 2026-07-24 00:01:40
148.59.168.0/24 6,188 2026-07-24 00:01:40
8.41.218.0/24 5,931 2026-05-31 02:33:00
143.199.140.0/23 5,575 2026-07-24 00:01:40
143.199.96.0/24 5,570 2026-07-24 00:01:40
161.7.38.0/24 5,378 2026-06-04 15:43:25
161.7.129.0/24 5,347 2026-06-04 15:43:25
143.199.145.0/24 4,961 2026-07-23 20:29:54
8.18.63.0/24 4,794 2026-07-24 00:01:40
8.44.205.0/24 4,616 2026-07-24 00:01:40
8.20.69.0/24 4,482 2026-07-24 00:01:40
8.25.26.0/24 4,465 2026-07-24 00:01:40
165.193.54.0/23 4,309 2026-06-03 22:36:21
8.15.229.0/24 4,303 2026-07-24 00:01:40
205.139.32.0/23 4,295 2026-06-03 22:36:21
189.125.51.0/24 4,279 2026-07-24 00:07:20
8.7.155.0/24 4,164 2026-07-24 00:01:40
212.26.53.0/24 4,092 2026-07-13 06:46:21
50.58.252.0/24 3,942 2026-07-23 20:43:35
205.166.171.0/24 3,916 2026-07-23 20:43:35
38.107.240.0/24 3,853 2026-07-24 00:01:40
62.67.222.0/24 3,751 2026-07-24 00:01:40
64.241.121.0/24 3,667 2026-07-24 00:01:40
64.241.120.0/24 3,635 2026-07-24 00:01:40
128.177.179.0/24 3,623 2026-07-24 00:48:18
64.208.127.0/24 3,603 2026-07-24 00:01:40
156.42.224.0/19 3,587 2026-07-24 00:01:40
161.209.96.0/20 3,584 2026-07-24 00:01:40
63.128.1.0/24 3,578 2026-07-24 00:01:40
63.128.14.0/24 3,577 2026-07-24 00:01:40
161.209.100.0/24 3,576 2026-07-24 00:01:40
63.128.24.0/24 3,574 2026-07-24 00:01:40
63.128.0.0/22 3,572 2026-07-24 00:01:40
161.209.225.0/24 3,569 2026-07-24 00:01:40
63.128.12.0/24 3,567 2026-07-24 00:01:40
161.209.192.0/19 3,564 2026-07-24 00:01:40
63.128.7.0/24 3,563 2026-07-24 00:01:40
156.42.64.0/19 3,562 2026-07-24 00:01:40
64.209.141.0/24 3,562 2026-07-24 00:01:40
156.42.160.0/19 3,559 2026-07-24 00:01:40
64.22.148.0/24 3,556 2026-07-24 00:01:40
158.120.127.0/24 3,554 2026-07-24 00:01:40
161.209.97.0/24 3,554 2026-07-24 00:01:40
63.128.8.0/22 3,554 2026-07-24 00:01:40
161.209.103.0/24 3,553 2026-07-24 00:01:40

상위 표시 50 of 207 샘플 볼륨별 공지 접두사.

Frequently Asked Questions

AS203는 무엇입니까?

AS203는 Level 3 Parent, LLC에 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.

AS203는 몇 개의 IP 주소를 공지합니까?

AS203는 73개의 라우팅된 CIDR 접두사를 통해 171.5K개의 IPv4 주소를 공지합니다. 이 네트워크는 United States에 등록되어 있습니다.

AS203는 누가 운영합니까?

AS203는 Level 3 Parent, LLC에 의해 운영됩니다. 이 조직은 United States에 기반을 두고 있습니다. 조직 페이지에서 모든 IP 범위 및 관련 AS를 볼 수 있습니다.

AS203는 어느 국가에 등록되어 있습니까?

AS203는 United States에 등록되어 있습니다. 이는 네트워크 운영자의 본사가 위치한 곳을 나타내지만, 해당 AS가 공지하는 IP 주소는 전 세계 사용자에게 서비스를 제공할 수 있습니다.

최종 업데이트: 2026-07-24 01:25:32 UTC
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