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Sistema Autónomo

AS55374

FUJITSU LIMITED

IPs anunciadas
74,496
Prefijos CIDR
79
ASN
AS55374

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.

57/100
Caution
How this score is built

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

⚠ 3 Prefijo MOASes — múltiples ASNs de origen detectados

Todas las anomalías MOAS →

Un prefijo previamente estable originado por AS55374 es ahora también anunciado por otro ASN (MOAS — Multiple-Origin AS), detectado por nuestros colectores RIPE RIS. A menudo es benigno (anycast, multi-homing o una transferencia reciente), pero puede indicar una fuga de ruta o un secuestro de prefijo, por lo que vale la pena investigarlo.

PrefijoASNs de origenÚltima detección (UTC)
121.94.174.0/24 AS55374, AS55386 2026-07-25 12:08:57
125.0.147.0/24 AS55374, AS55386 2026-07-25 12:08:57
175.184.41.0/24 AS55374, AS55386 2026-07-25 12:08:57

Principales rangos CIDR

CIDRIPsPTR DensityOrganizaciónPaísStateCity
111.171.192.0/19 8.2K
2.6%
Fujitsu Limited. JP
133.162.192.0/19 8.2K
0.0%
Fujitsu Limited. JP
133.162.64.0/20 4.1K
0.5%
Fujitsu Limited. JP
133.162.96.0/20 4.1K
0.1%
Fujitsu Limited. JP
164.70.0.0/20 4.1K
4.2%
Fujitsu Limited. JP Kanagawa Fujisawa
61.210.160.0/21 2.0K
2.1%
Fujitsu Limited. JP
111.64.88.0/21 2.0K
0.2%
Fujitsu Limited. JP
116.83.184.0/21 2.0K
1.5%
Fujitsu Limited. JP
124.24.32.0/21 2.0K
0.1%
Fujitsu Limited. JP
124.24.56.0/21 2.0K
1.9%
Fujitsu Limited. JP Tokyo Fukagawa
164.70.16.0/21 2.0K
3.5%
Fujitsu Limited. JP
175.184.32.0/21 2.0K
1.9%
Fujitsu Limited. JP
61.121.80.0/22 1.0K
2.3%
Fujitsu Limited. JP
125.0.144.0/22 1.0K
0.0%
Fujitsu Limited. JP
133.162.116.0/22 1.0K
0.0%
Fujitsu Limited. JP
133.162.140.0/22 1.0K
0.0%
Fujitsu Limited. JP
133.162.224.0/22 1.0K
0.6%
Fujitsu Limited. JP
175.184.44.0/22 1.0K
1.8%
Fujitsu Limited. JP
222.158.196.0/22 1.0K
0.7%
Fujitsu Limited. JP
222.158.208.0/22 1.0K
0.5%
Fujitsu Limited. JP
222.158.216.0/22 1.0K
1.4%
Fujitsu Limited. JP
222.158.236.0/22 1.0K
1.1%
Fujitsu Limited. JP
61.121.98.0/23 512
10.5%
Fujitsu Limited. JP
111.171.132.0/23 512
0.4%
Fujitsu Limited. JP
115.177.234.0/23 512
1.0%
Fujitsu Limited. JP
115.177.236.0/23 512
0.4%
Fujitsu Limited. JP
121.94.80.0/23 512
1.4%
Fujitsu Limited. JP
121.94.172.0/23 512
0.6%
Fujitsu Limited. JP
121.95.100.0/23 512
0.8%
Fujitsu Limited. JP
124.25.70.0/23 512
0.2%
Fujitsu Limited. JP
125.0.126.0/23 512
1.4%
Fujitsu Limited. JP
125.0.128.0/23 512
0.0%
Fujitsu Limited. JP
125.0.144.0/23 512
0.0%
Fujitsu Limited. JP
125.1.78.0/23 512
0.2%
Fujitsu Limited. JP
125.1.222.0/23 512
0.4%
Fujitsu Limited. JP
125.1.224.0/23 512
1.2%
Fujitsu Limited. JP
133.162.114.0/23 512
0.0%
Fujitsu Limited. JP
133.162.124.0/23 512
0.0%
Fujitsu Limited. JP
133.162.130.0/23 512
0.4%
Fujitsu Limited. JP
133.162.132.0/23 512
0.4%
Fujitsu Limited. JP
133.162.176.0/23 512
0.0%
Fujitsu Limited. JP
133.162.230.0/23 512
0.0%
Fujitsu Limited. JP
133.162.252.0/23 512
0.0%
Fujitsu Limited. JP
175.184.42.0/23 512
0.4%
Fujitsu Limited. JP
175.184.120.0/23 512
0.2%
Fujitsu Limited. JP
202.248.238.0/23 512
22.9%
Fujitsu Limited. JP
222.158.206.0/23 512
0.0%
Fujitsu Limited. JP
222.158.214.0/23 512
0.2%
Fujitsu Limited. JP
222.158.220.0/23 512
0.2%
Fujitsu Limited. JP
61.121.125.0/24 256
0.0%
Fujitsu Limited. JP
111.171.134.0/24 256
0.0%
Fujitsu Limited. JP
116.83.160.0/24 256
0.0%
Fujitsu Limited. JP
121.94.79.0/24 256
0.8%
Fujitsu Limited. JP
121.94.82.0/24 256
0.0%
Fujitsu Limited. JP
121.94.171.0/24 256
0.4%
Fujitsu Limited. JP
121.94.174.0/24 256
7.4%
Fujitsu Limited. JP
121.94.214.0/24 256
0.4%
Fujitsu Limited. JP
124.25.69.0/24 256
0.0%
Fujitsu Limited. JP
124.25.72.0/24 256
0.0%
Fujitsu Limited. JP
125.0.146.0/24 256
0.0%
Fujitsu Limited. JP
125.1.77.0/24 256
0.0%
Fujitsu Limited. JP
125.1.80.0/24 256
2.7%
Fujitsu Limited. JP
133.162.126.0/24 256
0.0%
Fujitsu Limited. JP
133.162.129.0/24 256
0.0%
Fujitsu Limited. JP
133.162.134.0/24 256
0.0%
Fujitsu Limited. JP
133.162.185.0/24 256
0.0%
Fujitsu Limited. JP
133.162.186.0/24 256
0.4%
Fujitsu Limited. JP
133.162.234.0/24 256
0.0%
Fujitsu Limited. JP
133.162.236.0/24 256
0.0%
Fujitsu Limited. JP
133.162.245.0/24 256
0.0%
Fujitsu Limited. JP
133.162.248.0/24 256
0.0%
Fujitsu Limited. JP
175.184.41.0/24 256
0.0%
Fujitsu Limited. JP
175.184.122.0/24 256
0.0%
Fujitsu Limited. JP
202.219.63.0/24 256
43.4%
Fujitsu Limited. JP
202.248.37.0/24 256
46.1%
Fujitsu Limited. JP
202.248.89.0/24 256
12.5%
Fujitsu Limited. JP
202.248.141.0/24 256
31.6%
Fujitsu Limited. JP
202.248.175.0/24 256
21.5%
Fujitsu Limited. JP
210.131.5.0/24 256
17.2%
Fujitsu Limited. JP
220.209.74.0/24 256
0.0%
Fujitsu Limited. JP
222.158.205.0/24 256
0.0%
Fujitsu Limited. JP

Prefijos BGP anunciados

Anomalías BGP en vivo →

Prefijos AS55374 se origina realmente en BGP, observado a través de nuestros colectores RIPE RIS. Esta vista de enrutamiento en vivo puede diferir de la asignación de registro anterior.

PrefixMuestras de anuncioÚltima vez visto
133.162.132.0/23 7,623 2026-07-25 06:06:06
133.162.140.0/23 6,379 2026-07-25 06:06:06
111.171.200.0/24 6,313 2026-07-25 06:06:05
111.64.93.0/24 6,256 2026-07-25 06:06:05
125.1.78.0/24 6,216 2026-07-25 06:06:05
133.162.185.0/24 5,213 2026-07-25 06:06:06
111.171.192.0/19 5,204 2026-07-25 06:05:53
61.121.98.0/24 5,175 2026-07-25 06:05:53
61.121.99.0/24 5,172 2026-07-25 06:05:53
202.248.37.0/24 5,159 2026-07-25 06:05:53
125.1.80.0/24 5,158 2026-07-25 06:05:53
202.248.239.0/24 5,148 2026-07-25 06:05:53
222.158.214.0/23 5,141 2026-07-25 06:05:53
133.162.252.0/24 5,136 2026-07-25 06:05:53
133.162.253.0/24 5,092 2026-07-25 06:05:53
220.209.74.0/24 5,084 2026-07-25 06:05:53
175.184.32.0/21 5,082 2026-07-25 06:05:53
202.248.175.0/24 5,068 2026-07-25 06:05:53
133.162.248.0/24 5,056 2026-07-25 06:05:53
125.1.78.0/23 5,054 2026-07-25 06:05:53
61.121.125.0/24 5,052 2026-07-25 06:05:53
124.24.32.0/21 5,044 2026-07-25 06:05:53
202.248.238.0/24 5,031 2026-07-25 06:05:53
61.121.80.0/22 5,029 2026-07-25 06:05:53
61.210.160.0/21 5,022 2026-07-25 06:05:53
133.162.245.0/24 5,003 2026-07-25 06:05:53
202.248.141.0/24 4,997 2026-07-25 06:05:53
202.248.89.0/24 4,996 2026-07-25 06:05:53
116.83.160.0/24 4,993 2026-07-25 06:05:53
202.219.63.0/24 4,982 2026-07-25 06:05:53
133.162.176.0/23 4,979 2026-07-25 06:05:53
133.162.236.0/24 4,976 2026-07-25 06:05:53
111.64.88.0/21 4,969 2026-07-25 06:05:53
133.162.142.0/23 4,967 2026-07-25 06:05:53
133.162.231.0/24 4,965 2026-07-25 06:05:53
133.162.96.0/21 4,965 2026-07-25 06:05:53
210.131.5.0/24 4,963 2026-07-25 06:05:53
133.162.234.0/24 4,953 2026-07-25 06:05:53
133.162.230.0/24 4,948 2026-07-25 06:05:53
124.25.69.0/24 4,947 2026-07-25 06:05:53
133.162.134.0/24 4,946 2026-07-25 06:05:53
125.1.222.0/23 4,945 2026-07-25 06:05:53
133.162.224.0/22 4,934 2026-07-25 06:06:06
125.0.144.0/23 4,927 2026-07-25 06:05:53
125.1.224.0/23 4,917 2026-07-25 06:05:53
116.83.184.0/21 4,915 2026-07-25 06:05:53
133.162.108.0/22 4,867 2026-07-25 06:06:06
133.162.106.0/23 4,866 2026-07-25 06:06:06
222.158.216.0/22 4,712 2026-07-25 06:06:05
133.162.124.0/24 4,703 2026-07-25 06:06:05

Mostrando los principales 50 of 132 prefijos anunciados por volumen de muestra.

Frequently Asked Questions

¿Qué es AS55374?

AS55374 es un Número de Sistema Autónomo asignado a FUJITSU LIMITED. Un ASN identifica una red que controla un conjunto específico de direcciones IP y determina cómo se enruta el tráfico a través de internet mediante BGP (Border Gateway Protocol).

¿Cuántas direcciones IP anuncia AS55374?

AS55374 anuncia 74.5K direcciones IPv4 distribuidas en 79 prefijos CIDR enrutados. La red está registrada en Japan.

¿Quién opera AS55374?

AS55374 es operado por Fujitsu Limited.. La organización tiene su sede en Japan. Puedes ver todos los rangos de IP y los ASNs relacionados en la página de la organización.

¿En qué país está registrado AS55374?

AS55374 está registrado en Japan. Esto indica dónde tiene su sede el operador de red, aunque las direcciones IP que anuncia pueden servir a usuarios a nivel global.

Última actualización: 2026-07-25 12:55:31 UTC
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