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AS18756

Level 3 Parent, LLC

IPs Anunciados
55,552
Prefixos CIDR
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

Principais intervalos CIDR

CIDRIPsPTR DensityOrganizaçãoPaísStateCity
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

Prefixos BGP Anunciados

Anomalias BGP ao vivo →

Prefixos AS18756 realmente se origina no BGP, observado em nossos coletores RIPE RIS. Esta visualização de roteamento ao vivo pode diferir da alocação de registro acima.

PrefixAmostras de anúncioÚltima vez visto
8.38.177.0/24 13,663 2026-07-24 22:06:01
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

O que é AS18756?

AS18756 é um Autonomous System Number atribuído a Level 3 Parent, LLC. Um ASN identifica uma rede que controla um conjunto específico de endereços IP e determina como o tráfego é roteado pela internet via BGP (Border Gateway Protocol).

Quantos endereços IP o AS18756 anuncia?

AS18756 anuncia 55.6K endereços IPv4 distribuídos por 36 prefixos CIDR roteados. A rede está registrada em United States.

Quem opera o AS18756?

AS18756 é operado por Level 3 Parent, LLC. A organização está sediada em United States. Você pode ver todos os intervalos de IP e ASNs relacionados na página da organização.

Em que país o AS18756 está registrado?

AS18756 está registrado em United States. Isso indica onde o operador de rede está sediado, embora os endereços IP que ele anuncia possam atender usuários globalmente.

Última atualização: 2026-07-24 22:55:31 UTC
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