SUBNET.IM

AS40524Fundamental Software, Inc.

United StatesRegistryARIN

At a glance

IPv4 prefixes

2

IPv6 prefixes

0

IPv4 addresses

512

IPv6 /64s

0

Upstream graph

The networks AS40524 is seen behind, one and two hops out, drawn from real AS paths.

AS40524Toward the internet core
Upstream graph for AS40524: 3 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS40524Fundamental Softw…This networkAS5650Verizon (fka. Fro…AS174Cogent Communicat…AS3356Lumen (Level 3)

Networks observed one and two hops upstream of AS40524 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 AS40524
NetworkCountryRelationshipPathsVantage pts
AS5650Verizon (fka. Frontier)USPeer15879

Prefixes

The largest blocks AS40524 originates, widest first.

Largest prefixes originated by AS40524
PrefixAddressesVisibility
198.186.140.0/2425679/80
198.186.141.0/2425679/80

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