AS63785 Fukuoka University

FU-NTP - Fukuoka University · registered in Japan

IPv4 addresses5122 prefixes · <0.001% of announced IPv4

Rank in Japan#600largest network in JP by IPv4 space, of 724 · <0.01% of JP

Rank worldwide#47,964of 79,396 networks with IPv4

IPv63 x /482 prefixes

CountryJapan745 ASNs registered there

Open AS63785 in ASN lookup Look up an IP in this network (133.100.9.1) All networks in Japan

IPv4 prefixes

All 2 prefixes, in address order.

133.100.9.0/24
133.100.11.0/24

IPv6 prefixes

All 2 prefixes.

2401:5e40:c401::/48
2401:5e40:c402::/47

Other ASNs named Fukuoka University

1 other network uses the same organisation name; together with AS63785 they announce 65,536 IPv4 addresses.

ASNNameIPv4 addresses

AS18148FUKUOKA-U - Fukuoka University JP65,024

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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