SUBNET.IM

AS399120Dean Dorton

United StatesRegistryARIN

At a glance

IPv4 prefixes

1

IPv6 prefixes

1

IPv4 addresses

256

IPv6 /64s

65.5k

Upstream graph

The networks AS399120 is seen behind, one and two hops out, drawn from real AS paths.

AS399120Toward the internet core
Upstream graph for AS399120: 6 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS399120Dean DortonThis networkAS7018AT&T Enterprises,…AS10796Charter Communica…AS1299Arelion (fka. Tel…AS2914NTT America, Inc.AS3356Lumen (Level 3)AS7843Charter Communica…

Networks observed one and two hops upstream of AS399120 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 AS399120
NetworkCountryRelationshipPathsVantage pts
AS10796Charter Communications IncUSPeer108108
AS7018AT&T Enterprises, LLCUSPeer3434

Prefixes

The largest blocks AS399120 originates, widest first.

Largest prefixes originated by AS399120
PrefixAddressesVisibility
192.243.75.0/2425680/80
2620:a4:2051::/4865.5k × /6462/62

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