AS55374 FUJITSU LIMITED

FJcloud-East - FUJITSU LIMITED · registered in Japan

IPv4 addresses57,08862 prefixes · 0.002% of announced IPv4

Rank in Japan#168largest network in JP by IPv4 space, of 724 · 0.04% of JP

Rank worldwide#3,735of 79,396 networks with IPv4

IPv64 x /484 prefixes

CountryJapan745 ASNs registered there

Open AS55374 in ASN lookup Look up an IP in this network (61.121.80.1) All networks in Japan

IPv4 prefixes

All 62 prefixes, in address order.

61.121.80.0/22
61.121.98.0/23
61.121.125.0/24
61.210.160.0/21
111.64.88.0/21
111.171.132.0/23
111.171.134.0/24
111.171.192.0/19
115.177.234.0/23
115.177.236.0/23
116.83.160.0/24
116.83.184.0/21
121.94.79.0/24
121.94.80.0/23
121.94.82.0/24
121.94.171.0/24
121.94.172.0/23
121.94.174.0/24
121.94.214.0/24
121.95.100.0/23
124.24.32.0/21
124.24.56.0/21
124.25.69.0/24
124.25.70.0/23
124.25.72.0/24
125.0.126.0/23
125.0.128.0/23
125.0.144.0/22
125.1.77.0/24
125.1.78.0/23
125.1.80.0/24
125.1.222.0/23
125.1.224.0/23
133.162.64.0/20
133.162.140.0/23
133.162.160.0/21
133.162.224.0/22
133.162.236.0/24
164.70.0.0/20
164.70.16.0/21
175.184.32.0/21
175.184.41.0/24
175.184.42.0/23
175.184.44.0/22
175.184.120.0/23
175.184.122.0/24
202.219.63.0/24
202.248.37.0/24
202.248.89.0/24
202.248.141.0/24
202.248.175.0/24
202.248.238.0/23
210.131.5.0/24
220.209.74.0/24
222.158.196.0/22
222.158.205.0/24
222.158.206.0/23
222.158.208.0/22
222.158.214.0/23
222.158.216.0/22
222.158.220.0/23
222.158.236.0/22

IPv6 prefixes

All 4 prefixes.

2001:258:8600::/48
2001:258:8609::/48
2001:258:8613::/48
2001:258:8800::/48

Other ASNs named FUJITSU LIMITED

4 other networks use the same organisation name; together with AS55374 they announce 1,632,512 IPv4 addresses.

ASNNameIPv4 addresses

AS2510INFOWEB - FUJITSU LIMITED JP1,509,376

AS58793NIFCLOUD-NET - FUJITSU LIMITED JP33,024

AS55386FJcloud-West - FUJITSU LIMITED JP24,832

AS23817KOCHI-IDC - Fujitsu Limited. JP8,192

Similar-sized networks in Japan

ASNNameIPv4 addresses

AS59127#165 NCV - Newmedia Corporation63,488

AS2523#166 ITRC-NET - Internet Technology Research Consortium61,944

AS131918#167 SCN-NET - SHONAN CABLE NETWORK61,440

AS4711#169 INTEC - INTEC Inc.54,272

AS55900#170 GLBB-JP - GLBB Japan KK52,992

AS37892#171 WAI-NET - Cable Media WAIWAI Co.,Ltd.52,224

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources