AS7664 HARENET INC.

HARENET - HARENET INC. · registered in Japan

IPv4 addresses9,2162 prefixes · <0.001% of announced IPv4

Rank in Japan#308largest network in JP by IPv4 space, of 724 · <0.01% of JP

Rank worldwide#9,461of 79,396 networks with IPv4

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

CountryJapan745 ASNs registered there

Open AS7664 in ASN lookup Look up an IP in this network (110.172.48.1) All networks in Japan

IPv4 prefixes

All 2 prefixes, in address order.

110.172.48.0/22
210.167.64.0/19

IPv6 prefixes

All 1 prefix.

2400:3f80::/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