AS18268 Naganoken Kyodou Densan Co.Ltd.

JANIS - Naganoken Kyodou Densan Co.Ltd. · registered in Japan

IPv4 addresses67,0723 prefixes · 0.002% of announced IPv4

Rank in Japan#104largest network in JP by IPv4 space, of 724 · 0.04% of JP

Rank worldwide#2,588of 79,396 networks with IPv4

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

CountryJapan745 ASNs registered there

Open AS18268 in ASN lookup Look up an IP in this network (103.142.6.1) All networks in Japan

IPv4 prefixes

All 3 prefixes, in address order.

103.142.6.0/23
202.233.80.0/22
220.254.0.0/16

IPv6 prefixes

All 1 prefix.

2403:3200::/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