SUBNET.IM

AS401851County of San Diego

United StatesRegistryARIN

At a glance

IPv4 prefixes

12

IPv6 prefixes

0

IPv4 addresses

3.6k

IPv6 /64s

0

Upstream graph

The networks AS401851 is seen behind, one and two hops out, drawn from real AS paths.

AS401851Toward the internet core
Upstream graph for AS401851: 3 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS401851County of San Die…This networkAS7018AT&T Enterprises,…AS1299Arelion (fka. Tel…AS2914NTT America, Inc.

Networks observed one and two hops upstream of AS401851 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 AS401851
NetworkCountryRelationshipPathsVantage pts
AS7018AT&T Enterprises, LLCUSPeer95480

Prefixes

The largest blocks AS401851 originates, widest first.

Largest prefixes originated by AS401851
PrefixAddressesVisibility
170.213.18.0/2351280/80
170.213.22.0/2351279/80
170.213.2.0/2425680/80
170.213.3.0/2425679/80
170.213.4.0/2425680/80
170.213.5.0/2425679/80
170.213.6.0/2425680/80
170.213.7.0/2425679/80
170.213.131.0/2425680/80
170.213.132.0/2425680/80

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