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Sistema Autónomo

AS55374

FUJITSU LIMITED

IPs anunciadas
76,544
Prefijos CIDR
81
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 2026-09-11 04:10:51
125.0.147.0/24 AS55374, AS55386 2026-09-11 04:10:51
175.184.41.0/24 AS55374, AS55386 2026-09-11 04:10:51

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
133.162.160.0/21 2.0K
0.0%
Fujitsu Limited. JP
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%
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%
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
133.162.253.0/24 256
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
133.162.140.0/23 19,417 2026-09-11 03:43:08
133.162.132.0/23 19,027 2026-09-11 03:43:08
133.162.134.0/24 18,722 2026-09-11 03:43:08
133.162.130.0/23 12,438 2026-09-11 03:43:08
133.162.231.0/24 12,314 2026-09-02 06:27:33
133.162.253.0/24 11,332 2026-09-02 07:10:31
133.162.248.0/24 11,266 2026-09-02 07:10:31
133.162.245.0/24 11,203 2026-09-02 08:20:17
133.162.234.0/24 10,981 2026-09-02 06:44:29
111.171.200.0/24 10,981 2026-09-11 03:57:18
133.162.230.0/24 10,816 2026-09-02 07:10:31
125.1.78.0/24 10,778 2026-09-11 03:57:18
111.64.93.0/24 10,721 2026-09-11 03:57:18
133.162.186.0/24 10,493 2026-09-09 04:44:28
133.162.104.0/24 10,365 2026-09-09 04:44:28
133.162.252.0/24 10,293 2026-08-20 10:33:40
61.121.98.0/24 10,190 2026-09-11 03:43:08
61.121.99.0/24 10,133 2026-09-11 03:43:08
61.121.125.0/24 9,889 2026-09-11 03:43:08
61.121.80.0/22 9,865 2026-09-11 03:43:08
111.171.192.0/19 9,846 2026-09-11 03:43:08
61.210.160.0/21 9,844 2026-09-11 03:43:08
133.162.224.0/22 9,782 2026-09-11 03:43:08
133.162.106.0/23 9,691 2026-09-11 03:43:08
133.162.108.0/22 9,686 2026-09-11 03:43:08
125.1.80.0/24 9,628 2026-09-11 03:43:08
125.1.78.0/23 9,534 2026-09-11 03:43:08
111.64.88.0/21 9,448 2026-09-11 03:43:08
124.24.32.0/21 9,446 2026-09-11 03:43:08
133.162.185.0/24 9,422 2026-09-11 03:43:08
116.83.160.0/24 9,413 2026-09-11 03:43:08
124.25.69.0/24 9,409 2026-09-11 03:43:08
125.1.222.0/23 9,401 2026-09-11 03:43:08
116.83.184.0/21 9,395 2026-09-11 03:43:08
125.1.224.0/23 9,371 2026-09-11 03:43:08
133.162.176.0/23 9,354 2026-09-11 03:43:08
133.162.96.0/21 9,351 2026-09-11 03:43:08
133.162.236.0/24 9,349 2026-09-11 03:43:08
133.162.142.0/23 9,349 2026-09-11 03:43:08
175.184.32.0/21 9,336 2026-09-11 03:43:08
125.0.144.0/23 9,321 2026-09-11 03:43:08
202.248.37.0/24 9,169 2026-09-11 03:43:08
202.248.239.0/24 9,151 2026-09-11 03:43:08
202.248.175.0/24 9,049 2026-09-11 03:43:08
222.158.214.0/23 9,022 2026-09-11 03:43:08
121.94.80.0/23 9,000 2026-09-11 03:43:08
133.162.124.0/24 8,991 2026-09-11 03:43:08
121.95.100.0/23 8,983 2026-09-11 03:43:08
202.248.141.0/24 8,979 2026-09-11 03:43:08
202.248.89.0/24 8,955 2026-09-11 03:43:08

Mostrando los principales 50 of 133 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 76.5K direcciones IPv4 distribuidas en 81 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: 2026-09-11 04:11:16 UTC
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