SUBNET.IM

AS397644University of Mary Washington

United StatesRegistryARIN

At a glance

IPv4 prefixes

11

IPv6 prefixes

0

IPv4 addresses

18.9k

IPv6 /64s

0

Upstream graph

The networks AS397644 is seen behind, one and two hops out, drawn from real AS paths.

AS397644Toward the internet core
Upstream graph for AS397644: 5 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS397644University of Mar…This networkAS174Cogent Communicat…AS22773Cox Communication…AS151326DCConnect Communi…AS1299Arelion (fka. Tel…AS3257GTT Communication…

Networks observed one and two hops upstream of AS397644 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

5

adjacent networks

Upstreams
240%
Peers
360%
Downstreams
00%

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

Upstreams of AS397644
NetworkCountryRelationshipPathsVantage pts
AS174Cogent Communications, LLCUSPeer55379
AS22773Cox Communications Inc.USPeer32080

Prefixes

The largest blocks AS397644 originates, widest first.

Largest prefixes originated by AS397644
PrefixAddressesVisibility
199.111.64.0/198.2k80/80
199.111.64.0/204.1k79/80
199.111.80.0/204.1k79/80
199.111.138.0/2351279/80
199.111.140.0/2351280/80
199.111.136.0/2425679/80
199.111.137.0/2425679/80
199.111.138.0/2425680/80
199.111.139.0/2425680/80
199.111.140.0/2425679/80

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