ASN Lookup
AS2500 · WIDE Project
An Autonomous System (AS) is a network run by one operator, like an ISP, with its own number on the internet. See who owns it, its IP prefixes, and its upstreams.
AS2500live in BGP
WIDE ProjectnameWIDE-BB
countryJapan (JP)
rirARIN
registeredApr 5, 2002
updatedNov 14, 2006
Upstreams
Networks that sell this AS its internet transit.17 networks below it (downstream)
Announced prefixes · 3 IPv4 · 1 IPv6
133.4.128.0/18 202.249.0.0/18 203.178.128.0/17 2001:200::/32
Upstream graphTransit paths from this AS up to the tier-1 networks. Click a node to open that AS.
building the graph from BGP paths…