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Sistema Autônomo

AS4721

JCOM Co., Ltd.

IPs Anunciados
631,808
Prefixos CIDR
54
ASN
AS4721

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.

69/100
Moderate
How this score is built

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

Web3 footprint

AS4721 hosts 1 observed decentralized-network node across 1 network. It’s a neutral signal — it does not affect the reputation score. See the full web3 node map.

AS4721 — pegada global de IP

Cidades onde AS4721 possui alocação IPv4 mensurável. Clique em qualquer ponto para abrir a página daquela cidade. O tamanho e a cor escalam com a contagem de IP.

Ver no globo 3D →

Principais intervalos CIDR

CIDRIPsPTR DensityOrganizaçãoPaísStateCity
118.86.0.0/15 131.1K
95.5%
JCOM Co., Ltd. JP Tokyo Katsushika
14.193.0.0/16 65.5K
99.0%
JCOM Co., Ltd. JP Kanagawa Kamakura
118.83.0.0/16 65.5K
97.7%
JCOM Co., Ltd. JP Tokyo Hachiōji
111.90.0.0/17 32.8K
97.3%
JCOM Co., Ltd. JP Chiba Matsudo
122.255.128.0/17 32.8K
98.2%
JCOM Co., Ltd. JP Kanagawa Yabechō
112.137.64.0/18 16.4K
98.6%
JCOM Co., Ltd. JP Tokyo Nishikichō
114.134.192.0/18 16.4K
98.4%
JCOM Co., Ltd. JP Saitama Kawaguchi
116.70.128.0/18 16.4K
99.6%
JCOM Co., Ltd. JP Chiba Matsudo
175.41.64.0/18 16.4K
98.6%
JCOM Co., Ltd. JP Tokyo Kamata
220.208.64.0/18 16.4K
94.4%
JCOM Co., Ltd. JP Chiba Ichikawa
221.132.128.0/18 16.4K
99.3%
JCOM Co., Ltd. JP Kanagawa Yokohama
61.203.224.0/19 8.2K
90.0%
JCOM Co., Ltd. JP Tokyo Hino
110.232.0.0/19 8.2K
92.5%
JCOM Co., Ltd. JP Kanagawa Kōnan
114.198.192.0/19 8.2K
98.8%
JCOM Co., Ltd. JP Tokyo Musashino
123.98.224.0/19 8.2K
97.4%
JCOM Co., Ltd. JP Tokyo Shimorenjaku
180.92.32.0/19 8.2K
99.0%
JCOM Co., Ltd. JP Chiba Funabashi
180.149.160.0/19 8.2K
95.1%
JCOM Co., Ltd. JP Saitama Kawaguchi
182.50.192.0/19 8.2K
97.9%
JCOM Co., Ltd. JP Saitama Kawagoe
203.89.32.0/19 8.2K
96.4%
JCOM Co., Ltd. JP Tokyo Shimorenjaku
203.124.64.0/19 8.2K
98.1%
JCOM Co., Ltd. JP Tokyo Musashino
210.135.192.0/19 8.2K
81.2%
JCOM Co., Ltd. JP Tokyo Shimorenjaku
219.112.192.0/19 8.2K
93.5%
JCOM Co., Ltd. JP Tokyo Hino
219.117.160.0/19 8.2K
97.7%
JCOM Co., Ltd. JP Kanagawa Hino
219.124.224.0/19 8.2K
93.6%
JCOM Co., Ltd. JP Kanagawa Hino
223.165.32.0/19 8.2K
94.3%
JCOM Co., Ltd. JP Kanagawa Kamakura
110.4.48.0/20 4.1K
98.3%
JCOM Co., Ltd. JP Kanagawa Odawara
110.92.80.0/20 4.1K
98.6%
JCOM Co., Ltd. JP Kanagawa Gumizawa
110.173.240.0/20 4.1K
98.3%
JCOM Co., Ltd. JP Chiba Funabashi
112.137.32.0/20 4.1K
99.2%
JCOM Co., Ltd. JP Tokyo Nakano City
113.52.16.0/20 4.1K
98.6%
JCOM Co., Ltd. JP Tokyo Mure
113.61.112.0/20 4.1K
99.2%
JCOM Co., Ltd. JP
114.134.112.0/20 4.1K
91.5%
JCOM Co., Ltd. JP Kanagawa Odawara
115.42.96.0/20 4.1K
97.6%
JCOM Co., Ltd. JP Kanagawa Odawara
182.50.224.0/20 4.1K
98.4%
JCOM Co., Ltd. JP Tokyo Ōta
202.43.16.0/20 4.1K
95.5%
JCOM Co., Ltd. JP Chiba Matsudo
202.72.64.0/20 4.1K
97.7%
JCOM Co., Ltd. JP Chiba Noda
202.78.176.0/20 4.1K
84.4%
JCOM Co., Ltd. JP Chiba Ichikawa
202.178.80.0/20 4.1K
83.3%
JCOM Co., Ltd. JP Kanagawa Yokohama
210.172.240.0/20 4.1K
93.5%
JCOM Co., Ltd. JP Kanagawa Kōnan
211.19.208.0/20 4.1K
99.5%
JCOM Co., Ltd. JP Tokyo Musashino
218.219.80.0/20 4.1K
74.0%
JCOM Co., Ltd. JP Chiba Ichikawa
219.113.96.0/20 4.1K
97.6%
JCOM Co., Ltd. JP
219.117.0.0/20 4.1K
97.3%
JCOM Co., Ltd. JP Tokyo Shimorenjaku
110.93.0.0/21 2.0K
98.6%
JCOM Co., Ltd. JP Tokyo Hino
110.232.128.0/21 2.0K
89.7%
JCOM Co., Ltd. JP Kanagawa Odawara
114.142.128.0/21 2.0K
98.5%
JCOM Co., Ltd. JP Tokyo Tachikawa
114.198.224.0/21 2.0K
99.5%
JCOM Co., Ltd. JP Tokyo Musashino
202.83.184.0/21 2.0K
93.8%
JCOM Co., Ltd. JP Saitama Sōka Shi
223.223.208.0/21 2.0K
100.0%
JCOM Co., Ltd. JP Tokyo Saiwaichō
175.103.12.0/22 1.0K
99.3%
JCOM Co., Ltd. JP
202.43.68.0/22 1.0K
93.2%
JCOM Co., Ltd. JP Kanagawa Odawara
203.114.248.0/22 1.0K
98.7%
JCOM Co., Ltd. JP Tokyo Mure
203.153.56.0/22 1.0K
98.8%
JCOM Co., Ltd. JP Kanagawa Zushi
223.165.20.0/22 1.0K
95.7%
JCOM Co., Ltd. JP Saitama Kawaguchi

Prefixos BGP Anunciados

Anomalias BGP ao vivo →

Prefixos AS4721 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
14.193.0.0/17 9,648 2026-09-11 08:04:04
14.193.128.0/17 9,642 2026-09-11 08:04:04
110.93.0.0/22 9,593 2026-09-11 08:04:04
110.232.132.0/22 9,592 2026-09-11 08:04:04
114.198.192.0/20 9,568 2026-09-11 08:04:04
110.4.56.0/21 9,564 2026-09-11 08:04:04
123.98.240.0/20 9,545 2026-09-11 08:04:04
14.193.0.0/16 9,536 2026-09-11 08:04:16
61.203.224.0/20 9,531 2026-09-11 08:04:04
110.4.48.0/21 9,530 2026-09-11 08:04:04
61.203.240.0/20 9,530 2026-09-11 08:04:04
110.93.4.0/22 9,522 2026-09-11 08:04:04
123.98.224.0/20 9,522 2026-09-11 08:04:04
118.86.0.0/16 9,521 2026-09-11 07:59:28
114.134.192.0/19 9,521 2026-09-11 08:04:04
118.87.0.0/16 9,521 2026-09-11 08:01:13
203.89.48.0/20 9,515 2026-09-11 08:04:04
219.117.8.0/21 9,507 2026-09-11 08:04:04
211.19.216.0/21 9,507 2026-09-11 08:04:04
116.70.160.0/19 9,506 2026-09-11 08:04:04
114.134.224.0/19 9,502 2026-09-11 08:04:04
114.198.208.0/20 9,499 2026-09-11 08:04:04
116.70.128.0/19 9,494 2026-09-11 08:04:04
114.198.192.0/19 9,487 2026-09-11 08:04:16
219.124.224.0/20 9,476 2026-09-11 08:04:04
110.173.248.0/21 9,470 2026-09-11 08:04:04
110.232.0.0/20 9,465 2026-09-11 08:04:04
220.208.96.0/19 9,460 2026-09-11 08:04:04
220.208.64.0/19 9,459 2026-09-11 08:04:04
118.83.128.0/17 9,458 2026-09-11 08:04:04
113.52.24.0/21 9,454 2026-09-11 08:04:04
110.92.88.0/21 9,452 2026-09-11 08:04:04
110.232.128.0/22 9,451 2026-09-11 08:04:04
218.219.88.0/21 9,450 2026-09-11 08:04:04
115.42.104.0/21 9,449 2026-09-11 08:04:04
202.72.72.0/21 9,448 2026-09-11 08:04:04
114.142.128.0/22 9,443 2026-09-11 08:04:04
114.134.120.0/21 9,441 2026-09-11 08:04:04
122.255.192.0/18 9,440 2026-09-11 08:04:04
203.124.80.0/20 9,438 2026-09-11 08:04:04
203.124.64.0/20 9,437 2026-09-11 08:04:04
112.137.64.0/19 9,435 2026-09-11 08:04:04
110.232.16.0/20 9,435 2026-09-11 08:04:04
112.137.40.0/21 9,433 2026-09-11 08:04:04
219.117.176.0/20 9,432 2026-09-11 08:04:04
115.42.96.0/21 9,432 2026-09-11 08:04:04
118.83.0.0/17 9,429 2026-09-11 08:04:04
202.72.64.0/21 9,428 2026-09-11 08:04:04
219.124.240.0/20 9,426 2026-09-11 08:04:04
219.113.96.0/21 9,425 2026-09-11 08:04:04

Mostrando os principais 50 of 162 prefixos anunciados por volume de amostras.

Frequently Asked Questions

O que é AS4721?

AS4721 é um Autonomous System Number atribuído a JCOM Co., Ltd.. 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 AS4721 anuncia?

AS4721 anuncia 631.8K endereços IPv4 distribuídos por 54 prefixos CIDR roteados. A rede está registrada em Japan.

Quem opera o AS4721?

AS4721 é operado por JCOM Co., Ltd.. A organização está sediada em Japan. Você pode ver todos os intervalos de IP e ASNs relacionados na página da organização.

Em que país o AS4721 está registrado?

AS4721 está registrado em Japan. Isso indica onde o operador de rede está sediado, embora os endereços IP que ele anuncia possam atender usuários globalmente.

Última atualização: 2026-09-11 08:11:08 UTC
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