SUBNET.IM

AS18903LENDING TREE

United StatesRegistryARIN

At a glance

IPv4 prefixes

2

IPv6 prefixes

0

IPv4 addresses

512

IPv6 /64s

0

Upstream graph

The networks AS18903 is seen behind, one and two hops out, drawn from real AS paths.

AS18903Toward the internet core
Upstream graph for AS18903: 5 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS18903LENDING TREEThis networkAS2711Spirit Communicat…AS3356Lumen (Level 3)AS1299Arelion (fka. Tel…AS2914NTT America, Inc.AS3549Lumen (fka. Globa…

Networks observed one and two hops upstream of AS18903 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 AS18903
NetworkCountryRelationshipPathsVantage pts
AS3356Lumen (Level 3)USPeer8479
AS2711Spirit CommunicationsUSPeer7575

Prefixes

The largest blocks AS18903 originates, widest first.

Largest prefixes originated by AS18903
PrefixAddressesVisibility
208.80.132.0/2425679/80
208.80.133.0/2425680/80

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