SUBNET.IM

AS11956National Oceanic and Atmospheric Administration

United StatesRegistryARIN

At a glance

IPv4 prefixes

0

IPv6 prefixes

0

IPv4 addresses

Unknown

IPv6 /64s

Unknown

Upstream graph

The networks AS11956 is seen behind, one and two hops out, drawn from real AS paths.

AS11956Toward the internet core
Upstream graph for AS11956: 10 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS11956National Oceanic …This networkAS101University of Was…AS293ESnetAS10886University of Mar…AS14041University Corpor…AS174Cogent Communicat…AS6453TATA Communicatio…AS6939Hurricane Electri…AS3356Lumen (Level 3)AS6461Zayo BandwidthAS1299Arelion (fka. Tel…

Networks observed one and two hops upstream of AS11956 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

10

adjacent networks

Upstreams
440%
Peers
550%
Downstreams
110%

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

Upstreams of AS11956
NetworkCountryRelationshipPathsVantage pts
AS10886University of MarylandUSPeer7,860140
AS14041University Corporation for Atmospheric ResearchUSPeer4,197141
AS101University of WashingtonUSPeer598140
AS293ESnetUSPeer1281

Prefixes

The largest blocks AS11956 originates, widest first.

AS11956 does not originate any prefix visible from our collectors. Transit-only and unused ASNs both look like this.

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