SUBNET.IM

AS21799Metropolitan Water District of Southern California

United StatesRegistryARIN

At a glance

IPv4 prefixes

7

IPv6 prefixes

0

IPv4 addresses

1.8k

IPv6 /64s

0

Upstream graph

The networks AS21799 is seen behind, one and two hops out, drawn from real AS paths.

AS21799Toward the internet core
Upstream graph for AS21799: 9 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS21799Metropolitan Wate…This networkAS1000LINK AMERICANAS3356Lumen (Level 3)AS6461Zayo BandwidthAS174Cogent Communicat…AS6453TATA Communicatio…AS2914NTT America, Inc.AS3549Lumen (fka. Globa…AS6667Elisa OyjAS32590Valve Corporation

Networks observed one and two hops upstream of AS21799 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

6

adjacent networks

Upstreams
350%
Peers
350%
Downstreams
00%

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

Upstreams of AS21799
NetworkCountryRelationshipPathsVantage pts
AS3356Lumen (Level 3)USPeer47580
AS6461Zayo BandwidthUSPeer8020
AS1000LINK AMERICANUSPeer11

Prefixes

The largest blocks AS21799 originates, widest first.

Largest prefixes originated by AS21799
PrefixAddressesVisibility
144.166.53.0/2425680/80
144.166.55.0/2425679/80
144.166.56.0/2425679/80
144.166.74.0/2425679/80
144.166.174.0/2425679/80
144.166.176.0/2425680/80
144.166.178.0/2425680/80

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