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AS23783
AS23783 Cable Networks Akita Co.,ltd.
CNA - Cable Networks Akita Co.,ltd. · registered in Japan
IPv4 addresses 50,944 16 prefixes · 0.002% of announced IPv4
Rank in Japan #173 largest network in JP by IPv4 space, of 724 · 0.03% of JP
Rank worldwide #3,890 of 79,396 networks with IPv4
IPv6 1 x /32 (65,536 x /48) 17 prefixes
Country Japan 745 ASNs registered there
IPv4 prefixes
All 16 prefixes, in address order.
27.110.96.0/20 27.110.112.0/21 61.11.128.0/18 61.11.192.0/20 103.54.204.0/22 193.116.32.0/19 202.236.116.0/24 202.240.66.0/23 203.179.244.0/23 203.179.248.0/23 203.179.252.0/22 210.143.122.0/23 218.185.128.0/19 219.124.98.0/23 219.124.100.0/22 219.124.104.0/21
IPv6 prefixes
All 17 prefixes.
2403:5a00::/33 2403:5a00:8000::/34 2403:5a00:c000::/35 2403:5a00:e000::/36 2403:5a00:f000::/37 2403:5a00:f800::/38 2403:5a00:fc00::/39 2403:5a00:fe00::/40 2403:5a00:ff00::/41 2403:5a00:ff80::/42 2403:5a00:ffc0::/43 2403:5a00:ffe0::/44 2403:5a00:fff0::/48 2403:5a00:fff1::/48 2403:5a00:fff2::/47 2403:5a00:fff4::/46 2403:5a00:fff8::/45
Other ASNs named Cable Networks Akita Co.,ltd.
1 other network uses the same organisation name; together with AS23783 they announce 57,088 IPv4 addresses.
ASN Name IPv4 addresses
AS18266 ATNAP - Cable Networks Akita Co.,ltd. JP 6,144
Similar-sized networks in Japan
ASN Name IPv4 addresses
AS55900 #170 GLBB-JP - GLBB Japan KK52,992
AS37892 #171 WAI-NET - Cable Media WAIWAI Co.,Ltd.52,224
AS23791 #172 LCV - LCV Corporation51,200
AS131934 #174 ICC-NET - ICC Corporation49,152
AS55387 #175 RMGR-MIX - Japan Communication Inc.49,152
AS18068 #176 ACROSS - Dream Wave Shizuoka Co. Ltd.48,640
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