AS23627 UEDA CABLE VISION CO.,LTD.

UCVNET - UEDA CABLE VISION CO.,LTD. · registered in Japan

IPv4 addresses18,4327 prefixes · <0.001% of announced IPv4

Rank in Japan#259largest network in JP by IPv4 space, of 724 · 0.01% of JP

Rank worldwide#6,409of 79,396 networks with IPv4

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

CountryJapan745 ASNs registered there

Open AS23627 in ASN lookup Look up an IP in this network (103.1.252.1) All networks in Japan

IPv4 prefixes

All 7 prefixes, in address order.

103.1.252.0/22
113.21.248.0/21
116.199.176.0/20
180.178.88.0/22
180.200.224.0/21
202.213.48.0/20
210.228.16.0/20

IPv6 prefixes

All 1 prefix.

2402:bb00::/32

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AS24271#261 iCTV - Iruma CATV co.18,432

AS24277#262 NIRAI - Okinawa Cable Network Inc.18,432

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