AS18278 Cable TV Corporation

CC9N - Cable TV Corporation · registered in Japan

IPv4 addresses47,1048 prefixes · 0.002% of announced IPv4

Rank in Japan#181largest network in JP by IPv4 space, of 724 · 0.03% of JP

Rank worldwide#4,031of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryJapan745 ASNs registered there

Open AS18278 in ASN lookup Look up an IP in this network (103.92.228.1) All networks in Japan

IPv4 prefixes

All 8 prefixes, in address order.

103.92.228.0/22
118.82.48.0/20
123.0.64.0/18
183.91.96.0/19
202.151.96.0/19
202.231.176.0/20
210.251.176.0/20
219.100.108.0/22

IPv6 prefixes

All 1 prefix.

2400:a300::/32

Similar-sized networks in Japan

ASNNameIPv4 addresses

AS17675#178 AS-PNAPTOK - PacketFabric (Japan) Co., Ltd.47,616

AS4680#179 MIND - Mitsubishi Electric Information Network Corporation47,104

AS10019#180 MCTV - Matsusaka Cable-TV Station Inc.47,104

AS18282#182 CORALNET - Tonami System Solutions Co., Ltd.46,336

AS4693#183 CSK - CSK-IT MANAGEMENT CORPORATION45,056

AS10003#184 OCT-NET - Ogaki Cable Television Co.,Inc.45,056

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