AS45677 Isahaya Cable Media Co.,Ltd

ICV - Isahaya Cable Media Co.,Ltd · registered in Japan

IPv4 addresses9,2164 prefixes · <0.001% of announced IPv4

Rank in Japan#311largest network in JP by IPv4 space, of 724 · <0.01% of JP

Rank worldwide#9,509of 79,396 networks with IPv4

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

CountryJapan745 ASNs registered there

Open AS45677 in ASN lookup Look up an IP in this network (103.251.116.1) All networks in Japan

IPv4 prefixes

All 4 prefixes, in address order.

103.251.116.0/22
180.148.184.0/21
180.148.192.0/20
192.92.248.0/21

IPv6 prefixes

All 1 prefix.

2407:8f00::/32

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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