AS63778 Border Gateway Protocol Network Analysis Project

BGPNAP2 - Border Gateway Protocol Network Analysis Project · registered in Japan

IPv4 addresses00 prefixes · 0.000% of announced IPv4

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

CountryJapan745 ASNs registered there

Open AS63778 in ASN lookup Look up an IP in this network (2401:7641::1) All networks in Japan

IPv6 prefixes

All 1 prefix.

2401:7641::/32

Other ASNs named Border Gateway Protocol Network Analysis Project

1 other network uses the same organisation name; together with AS63778 they announce 2,048 IPv4 addresses.

ASNNameIPv4 addresses

AS63771BGPNAP - Border Gateway Protocol Network Analysis Project JP2,048

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