SUBNET.IM

AS18558Riverside County Office of Education

United StatesRegistryARIN

At a glance

IPv4 prefixes

141

IPv6 prefixes

1

IPv4 addresses

113k

IPv6 /64s

4.3B

Upstream graph

The networks AS18558 is seen behind, one and two hops out, drawn from real AS paths.

AS18558Toward the internet core
Upstream graph for AS18558: 3 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS18558Riverside County …This networkAS2152CENIC - CalRENAS3356Lumen (Level 3)AS6939Hurricane Electri…

Networks observed one and two hops upstream of AS18558 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
117%
Peers
350%
Downstreams
233%

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

Upstreams of AS18558
NetworkCountryRelationshipPathsVantage pts
AS2152CENIC - CalRENUSPeer12,622141

Prefixes

All 142

The largest blocks AS18558 originates, widest first.

Largest prefixes originated by AS18558
PrefixAddressesVisibility
204.100.0.0/1665.5k80/80
204.26.32.0/204.1k80/80
204.26.48.0/212k80/80
204.100.8.0/212k80/80
204.100.16.0/212k80/80
204.100.32.0/221k80/80
204.100.68.0/221k80/80
204.100.136.0/221k80/80
198.188.95.0/242561/80
204.26.56.0/2425680/80

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