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자율 시스템

AS18756

Level 3 Parent, LLC

공지된 IP
55,552
CIDR 프리픽스
36
ASN
AS18756

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
  • Baseline (neutral) 65
  • Isp allocation +5
  • Trust score 70 / 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

상위 CIDR 범위

CIDRIPPTR Density조직국가StateCity
164.156.0.0/16 65.5K
0.0%
Level 3 Parent, LLC US Pennsylvania Archbald
164.157.0.0/17 32.8K
0.0%
Level 3 Parent, LLC US
199.20.128.0/17 32.8K
0.0%
Level 3 Parent, LLC US
164.157.128.0/18 16.4K
0.0%
Level 3 Parent, LLC US
199.5.64.0/18 16.4K
0.0%
Level 3 Parent, LLC US
199.20.128.0/18 16.4K
0.0%
Level 3 Parent, LLC US
164.157.192.0/19 8.2K
0.0%
Level 3 Parent, LLC US
199.5.96.0/19 8.2K
0.0%
Level 3 Parent, LLC US
206.224.0.0/19 8.2K
0.0%
Level 3 Parent, LLC US
199.5.80.0/20 4.1K
0.0%
Level 3 Parent, LLC US
199.20.192.0/20 4.1K
0.0%
Level 3 Parent, LLC US
199.20.224.0/20 4.1K
0.0%
Level 3 Parent, LLC US
199.79.0.0/20 4.1K
0.0%
Level 3 Parent, LLC US
205.172.80.0/20 4.1K
0.0%
Level 3 Parent, LLC US
199.5.72.0/21 2.0K
0.0%
Level 3 Parent, LLC US
199.20.208.0/21 2.0K
0.0%
Level 3 Parent, LLC US
199.20.240.0/21 2.0K
0.0%
Level 3 Parent, LLC US
205.172.72.0/21 2.0K
0.0%
Level 3 Parent, LLC US
205.172.96.0/21 2.0K
0.0%
Level 3 Parent, LLC US
164.157.248.0/22 1.0K
0.0%
Level 3 Parent, LLC US
199.5.68.0/22 1.0K
0.0%
Level 3 Parent, LLC US
199.20.216.0/22 1.0K
0.0%
Level 3 Parent, LLC US
199.20.248.0/22 1.0K
0.0%
Level 3 Parent, LLC US
205.172.104.0/22 1.0K
0.0%
Level 3 Parent, LLC US
206.224.16.0/22 1.0K
0.0%
Level 3 Parent, LLC US
206.224.28.0/22 1.0K
0.4%
Level 3 Parent, LLC US
164.157.254.0/23 512
0.0%
Level 3 Parent, LLC US
199.5.66.0/23 512
0.0%
Level 3 Parent, LLC US
199.20.220.0/23 512
0.0%
Level 3 Parent, LLC US
199.20.252.0/23 512
0.0%
Level 3 Parent, LLC US
206.224.2.0/23 512
0.0%
Level 3 Parent, LLC US
206.224.6.0/23 512
0.0%
Level 3 Parent, LLC US
206.224.22.0/23 512
0.4%
Level 3 Parent, LLC US
8.20.65.0/24 256
0.0%
Level 3 Parent, LLC US
8.38.177.0/24 256
0.0%
Level 3 Parent, LLC US
164.157.249.0/24 256
0.0%
Level 3 Parent, LLC US
164.157.251.0/24 256
0.0%
Level 3 Parent, LLC US
164.157.255.0/24 256
0.0%
Level 3 Parent, LLC US
199.5.64.0/24 256
0.0%
Level 3 Parent, LLC US
199.20.223.0/24 256
0.0%
Level 3 Parent, LLC US
199.20.255.0/24 256
0.0%
Level 3 Parent, LLC US
206.224.1.0/24 256
0.0%
Level 3 Parent, LLC US
206.224.4.0/24 256
0.0%
Level 3 Parent, LLC US
206.224.8.0/24 256
0.0%
Level 3 Parent, LLC US
206.224.12.0/24 256
0.0%
Level 3 Parent, LLC US
206.224.14.0/24 256
0.0%
Level 3 Parent, LLC US
206.224.21.0/24 256
0.8%
Level 3 Parent, LLC US
206.224.24.0/24 256
0.0%
Level 3 Parent, LLC US
206.224.26.0/24 256
0.0%
Level 3 Parent, LLC US

BGP 공지 접두사

실시간 BGP 이상 →

접두사 AS18756 당사의 RIPE RIS 수집기에서 관찰된 BGP에서 실제로 시작됩니다. 이 실시간 라우팅 보기는 위의 레지스트리 할당과 다를 수 있습니다.

Prefix공지 샘플마지막 확인
8.38.177.0/24 13,656 2026-07-24 15:47:17
8.20.65.0/24 11,791 2026-07-14 05:40:58
164.156.16.0/23 4,688 2026-07-10 14:07:05
164.157.255.0/24 4,559 2026-07-14 05:32:20
164.157.128.0/18 4,523 2026-07-14 05:30:20
164.157.0.0/17 4,522 2026-07-14 05:30:20
164.156.0.0/16 4,521 2026-07-14 05:30:20
164.156.128.0/17 4,520 2026-07-14 05:30:48
164.156.24.0/21 4,518 2026-07-14 05:30:48
164.156.19.0/24 4,517 2026-07-14 05:30:20
206.224.0.0/19 4,516 2026-07-14 05:30:20
199.20.128.0/17 4,515 2026-07-14 05:30:20
199.79.0.0/20 4,515 2026-07-14 05:30:20
164.157.192.0/19 4,513 2026-07-14 05:30:20
205.172.80.0/20 4,512 2026-07-14 05:30:20
164.157.248.0/22 4,512 2026-07-14 05:30:48
164.156.0.0/20 4,512 2026-07-14 05:30:48
164.156.64.0/18 4,508 2026-07-14 05:30:48
164.156.20.0/22 4,507 2026-07-14 05:30:48
164.156.32.0/19 4,505 2026-07-14 05:30:48
205.172.104.0/22 4,502 2026-07-14 05:30:20
164.156.18.0/24 4,500 2026-07-14 05:30:48
199.5.64.0/18 4,499 2026-07-14 05:30:20
205.172.96.0/21 4,495 2026-07-14 05:30:20
205.172.72.0/21 4,494 2026-07-14 05:30:20
164.157.250.0/24 4,207 2026-07-07 18:45:45
199.20.254.0/24 4,198 2026-07-07 18:45:45
164.157.248.0/24 4,194 2026-07-07 18:45:45
199.20.222.0/24 4,189 2026-07-07 18:45:45
199.5.65.0/24 4,188 2026-07-07 18:45:45
206.224.11.0/24 3,563 2026-07-07 18:45:09
206.224.5.0/24 3,563 2026-07-07 18:45:09
206.224.0.0/24 3,562 2026-07-07 18:45:09
206.224.15.0/24 3,561 2026-07-07 18:45:09
206.224.27.0/24 3,561 2026-07-07 18:45:09
206.224.20.0/24 3,560 2026-07-07 18:45:09
206.224.9.0/24 3,559 2026-07-07 18:45:09
206.224.13.0/24 3,556 2026-07-07 18:45:09
206.224.25.0/24 3,556 2026-07-07 18:45:09
164.157.254.0/24 1,972 2026-07-07 06:08:43

Frequently Asked Questions

AS18756는 무엇입니까?

AS18756는 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.

AS18756는 몇 개의 IP 주소를 공지합니까?

AS18756는 36개의 라우팅된 CIDR 접두사를 통해 55.6K개의 IPv4 주소를 공지합니다. 이 네트워크는 United States에 등록되어 있습니다.

AS18756는 누가 운영합니까?

AS18756는 Level 3 Parent, LLC에 의해 운영됩니다. 이 조직은 United States에 기반을 두고 있습니다. 조직 페이지에서 모든 IP 범위 및 관련 AS를 볼 수 있습니다.

AS18756는 어느 국가에 등록되어 있습니까?

AS18756는 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 16:10:31 UTC
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