SUBNET.IM

AS20057AT&T Enterprises, LLC

United StatesRegistryARINTypeEyeball

At a glance

IPv4 prefixes

1,471

IPv6 prefixes

161

IPv4 addresses

7.2M

IPv6 /64s

3.9B

Upstream graph

The networks AS20057 is seen behind, one and two hops out, drawn from real AS paths.

AS20057Toward the internet core
Upstream graph for AS20057: 3 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS20057AT&T Enterprises,…This networkAS7018AT&T Enterprises,…AS1299Arelion (fka. Tel…AS2914NTT America, Inc.

Networks observed one and two hops upstream of AS20057 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

4

adjacent networks

Upstreams
125%
Peers
250%
Downstreams
125%

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

Upstreams of AS20057
NetworkCountryRelationshipPathsVantage pts
AS7018AT&T Enterprises, LLCUSPeer129,815142

Prefixes

All 1,632

The largest blocks AS20057 originates, widest first.

Largest prefixes originated by AS20057
PrefixAddressesVisibility
166.128.0.0/14262k79/80
166.132.0.0/14262k80/80
166.200.0.0/14262k79/80
107.84.0.0/15131k79/80
166.134.0.0/15131k79/80
166.184.0.0/15131k79/80
166.212.0.0/15131k79/80
166.218.0.0/15131k79/80
107.80.0.0/1665.5k79/80
107.233.0.0/1665.5k79/80

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