SUBNET.IM

AS15121Calaveras Internet Company

United StatesRegistryARIN

At a glance

IPv4 prefixes

17

IPv6 prefixes

1

IPv4 addresses

5.1k

IPv6 /64s

4.3B

Upstream graph

The networks AS15121 is seen behind, one and two hops out, drawn from real AS paths.

AS15121Toward the internet core
Upstream graph for AS15121: 6 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS15121Calaveras Interne…This networkAS174Cogent Communicat…AS54048Vast NetworksAS1299Arelion (fka. Tel…AS151326DCConnect Communi…AS2152CENIC - CalRENAS6939Hurricane Electri…

Networks observed one and two hops upstream of AS15121 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

5

adjacent networks

Upstreams
240%
Peers
360%
Downstreams
00%

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

Upstreams of AS15121
NetworkCountryRelationshipPathsVantage pts
AS54048Vast NetworksUSPeer81648
AS174Cogent Communications, LLCUSPeer60189

Prefixes

The largest blocks AS15121 originates, widest first.

Largest prefixes originated by AS15121
PrefixAddressesVisibility
198.105.28.0/221k80/80
66.102.144.0/2425680/80
66.102.145.0/2425680/80
66.102.146.0/2425680/80
66.102.147.0/2425680/80
66.102.148.0/2425680/80
66.102.149.0/2425680/80
66.102.150.0/2425680/80
66.102.151.0/2425680/80
66.102.152.0/2425680/80

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