AS23785 SUN FIELD INTERNET LIMITED

SUNFIELD - SUN FIELD INTERNET LIMITED · registered in Japan

IPv4 addresses45,0563 prefixes · 0.001% of announced IPv4

Rank in Japan#187largest network in JP by IPv4 space, of 724 · 0.03% of JP

Rank worldwide#4,113of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryJapan745 ASNs registered there

Open AS23785 in ASN lookup Look up an IP in this network (115.166.224.1) All networks in Japan

IPv4 prefixes

All 3 prefixes, in address order.

115.166.224.0/19
115.167.128.0/17
202.213.32.0/20

Similar-sized networks in Japan

ASNNameIPv4 addresses

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

AS18092#185 CSF - Kyushu Tele Communications Company45,056

AS9378#186 CABLENET - JCOM Co., Ltd.45,056

AS18136#188 CTA - JCOM Co., Ltd.43,008

AS59125#189 CYBERHOME1 - FAMILY NET JAPAN INCORPORATED41,984

AS2511#190 CORE - Nippon Telegraph and Telephone Corporation41,728

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