AS131911 HONJYO CABLE VISION CO., LTD.

HCTV-NET - HONJYO CABLE VISION CO., LTD. · registered in Japan

IPv4 addresses9,2163 prefixes · <0.001% of announced IPv4

Rank in Japan#312largest network in JP by IPv4 space, of 724 · <0.01% of JP

Rank worldwide#9,527of 79,396 networks with IPv4

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

CountryJapan745 ASNs registered there

Open AS131911 in ASN lookup Look up an IP in this network (103.31.244.1) All networks in Japan

IPv4 prefixes

All 3 prefixes, in address order.

103.31.244.0/22
104.200.112.0/20
192.47.144.0/20

IPv6 prefixes

All 1 prefix.

2404:60c0::/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