SUBNET.IM

AS331United States Department of Defense (DoD)

United StatesRegistryARIN

At a glance

IPv4 prefixes

5

IPv6 prefixes

1

IPv4 addresses

197k

IPv6 /64s

16.8M

Upstream graph

The networks AS331 is seen behind, one and two hops out, drawn from real AS paths.

AS331Toward the internet core
Upstream graph for AS331: 3 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS331United States Dep…This networkAS306United States Dep…AS367United States Dep…AS1540Headquarters, USA…

Networks observed one and two hops upstream of AS331 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

2

adjacent networks

Upstreams
150%
Peers
150%
Downstreams
00%

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

Upstreams of AS331
NetworkCountryRelationshipPathsVantage pts
AS306United States Department of Defense (DoD)USPeer462142

Prefixes

The largest blocks AS331 originates, widest first.

Largest prefixes originated by AS331
PrefixAddressesVisibility
55.19.0.0/1665.5k80/80
55.65.0.0/1665.5k80/80
55.70.0.0/1665.5k80/80
55.19.2.0/2425680/80
55.70.190.0/2425680/80
2608:14a:2300::/4016.8M × /6462/62

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