SUBNET.IM

AS23817Fujitsu Limited.

JapanRegistryAPNIC

At a glance

IPv4 prefixes

2

IPv6 prefixes

0

IPv4 addresses

8.2k

IPv6 /64s

0

Upstream graph

The networks AS23817 is seen behind, one and two hops out, drawn from real AS paths.

AS23817Toward the internet core
Upstream graph for AS23817: 5 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS23817Fujitsu Limited.This networkAS2510FUJITSU LIMITEDAS17676SoftBank Corp.AS4713NTT Communication…AS1299Arelion (fka. Tel…AS2914NTT America, Inc.

Networks observed one and two hops upstream of AS23817 in real AS paths. A thicker line means more vantage points saw that adjacency, so weight tracks how well attested it is — not how much traffic it carries. Adjacency is an observation; whether it is a transit purchase or a settlement-free peering is an inference, and is labelled as one wherever we show it.

Neighbouring networks

4

adjacent networks

Upstreams
250%
Peers
250%
Downstreams
00%

Networks carrying this one's traffic toward the rest of the internet.

Upstreams of AS23817
NetworkCountryRelationshipPathsVantage pts
AS2510FUJITSU LIMITEDJPPeer10452
AS17676SoftBank Corp.JPPeer5628

Prefixes

The largest blocks AS23817 originates, widest first.

Largest prefixes originated by AS23817
PrefixAddressesVisibility
202.211.64.0/204.1k80/80
210.158.128.0/204.1k80/80

Routing data derived from RouteViews MRT archives, BGPKIT relationship inference and public registry data.