AS17934 National Institute of Information and Communications Technology

JGNv6 - National Institute of Information and Communications Technology · registered in Japan

IPv4 addresses3,0722 prefixes · <0.001% of announced IPv4

Rank in Japan#425largest network in JP by IPv4 space, of 724 · <0.01% of JP

Rank worldwide#18,025of 79,396 networks with IPv4

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

CountryJapan745 ASNs registered there

Open AS17934 in ASN lookup Look up an IP in this network (202.180.32.1) All networks in Japan

IPv4 prefixes

All 2 prefixes, in address order.

202.180.32.0/21
202.180.44.0/22

IPv6 prefixes

All 1 prefix.

2001:e38::/32

Other ASNs named National Institute of Information and Communications Technology

1 other network uses the same organisation name; together with AS17934 they announce 134,144 IPv4 addresses.

ASNNameIPv4 addresses

AS9355NICT - National Institute of Information and Communications Technology JP131,072

Similar-sized networks in Japan

ASNNameIPv4 addresses

AS4697#422 NTTV6NET - Nippon Telegraph and Telephone Corporation3,328

AS151374#423 IWK-WORKS - IX-layers, Inc.3,328

AS2515#424 JPNIC - Japan Network Information Center3,072

AS23616#426 HNB - Hitachi Systems, Ltd.3,072

AS59123#427 KAKAKUCOM - Kakaku.com, Inc.3,072

AS151195#428 NGIKK-AS-AP - Nova Global ICT Kabushiki Kaisha3,072

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