SUBNET.IM

AS4723Dolphin

JapanRegistryAPNICTypeEyeball

At a glance

IPv4 prefixes

5

IPv6 prefixes

0

IPv4 addresses

25.6k

IPv6 /64s

0

Upstream graph

The networks AS4723 is seen behind, one and two hops out, drawn from real AS paths.

AS4723Toward the internet core
Upstream graph for AS4723: 4 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS4723DolphinThis networkAS2497Internet Initiati…AS4713NTT Communication…AS1299Arelion (fka. Tel…AS2914NTT America, Inc.

Networks observed one and two hops upstream of AS4723 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

7

adjacent networks

Upstreams
229%
Peers
571%
Downstreams
00%

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

Upstreams of AS4723
NetworkCountryRelationshipPathsVantage pts
AS2497Internet Initiative Japan Inc.JPPeer22472
AS4713NTT Communications Corporation (OCN)JPPeer5616

Prefixes

The largest blocks AS4723 originates, widest first.

Largest prefixes originated by AS4723
PrefixAddressesVisibility
61.122.64.0/198.2k80/80
210.135.64.0/198.2k80/80
210.173.224.0/198.2k80/80
175.100.208.0/2351220/80
175.100.210.0/2351220/80

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