SUBNET.IM

AS40156The Optimal Link Corporation

United StatesRegistryARIN

At a glance

IPv4 prefixes

10

IPv6 prefixes

3

IPv4 addresses

11k

IPv6 /64s

4.3B

Upstream graph

The networks AS40156 is seen behind, one and two hops out, drawn from real AS paths.

AS40156Toward the internet core
Upstream graph for AS40156: 8 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS40156The Optimal Link …This networkAS174Cogent Communicat…AS1000LINK AMERICANAS3356Lumen (Level 3)AS1299Arelion (fka. Tel…AS151326DCConnect Communi…AS6453TATA Communicatio…AS2914NTT America, Inc.AS3549Lumen (fka. Globa…

Networks observed one and two hops upstream of AS40156 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

11

adjacent networks

Upstreams
327%
Peers
655%
Downstreams
218%

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

Upstreams of AS40156
NetworkCountryRelationshipPathsVantage pts
AS3356Lumen (Level 3)USPeer73387
AS174Cogent Communications, LLCUSPeer47358
AS1000LINK AMERICANUSPeer11

Prefixes

The largest blocks AS40156 originates, widest first.

Largest prefixes originated by AS40156
PrefixAddressesVisibility
66.187.64.0/204.1k79/80
216.230.224.0/204.1k79/80
162.218.228.0/221k79/80
23.128.116.0/2425679/80
23.189.208.0/2425679/80
38.252.8.0/2425679/80
139.64.155.0/2425679/80
142.249.221.0/2425679/80
193.202.106.0/2425679/80
195.8.117.0/2425679/80

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