SUBNET.IM

AS20137USAGM

United StatesRegistryARIN

At a glance

IPv4 prefixes

6

IPv6 prefixes

0

IPv4 addresses

1.5k

IPv6 /64s

0

Upstream graph

The networks AS20137 is seen behind, one and two hops out, drawn from real AS paths.

AS20137Toward the internet core
Upstream graph for AS20137: 10 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS20137USAGMThis networkAS1000LINK AMERICANAS3356Lumen (Level 3)AS7018AT&T Enterprises,…AS33657Comcast Cable Com…AS174Cogent Communicat…AS6453TATA Communicatio…AS3549Lumen (fka. Globa…AS2914NTT America, Inc.AS1299Arelion (fka. Tel…AS7922Comcast Cable Com…

Networks observed one and two hops upstream of AS20137 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

8

adjacent networks

Upstreams
450%
Peers
450%
Downstreams
00%

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

Upstreams of AS20137
NetworkCountryRelationshipPathsVantage pts
AS3356Lumen (Level 3)USPeer23379
AS7018AT&T Enterprises, LLCUSPeer15980
AS33657Comcast Cable Communications, LLCUSPeer7976
AS1000LINK AMERICANUSPeer11

Prefixes

The largest blocks AS20137 originates, widest first.

Largest prefixes originated by AS20137
PrefixAddressesVisibility
152.75.128.0/2425679/80
152.75.129.0/2425679/80
152.75.250.0/2425676/80
152.75.252.0/2425680/80
152.75.253.0/2425679/80
152.75.254.0/2425679/80

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