SUBNET.IM

AS397620City of Menlo Park

United StatesRegistryARIN

At a glance

IPv4 prefixes

1

IPv6 prefixes

0

IPv4 addresses

256

IPv6 /64s

0

Upstream graph

The networks AS397620 is seen behind, one and two hops out, drawn from real AS paths.

AS397620Toward the internet core
Upstream graph for AS397620: 4 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS397620City of Menlo ParkThis networkAS33651Comcast Cable Com…AS33667Comcast Cable Com…AS3356Lumen (Level 3)AS7922Comcast Cable Com…

Networks observed one and two hops upstream of AS397620 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
250%
Peers
250%
Downstreams
00%

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

Upstreams of AS397620
NetworkCountryRelationshipPathsVantage pts
AS33651Comcast Cable Communications, LLCUSPeer5353
AS33667Comcast Cable Communications, LLCUSPeer2626

Prefixes

The largest blocks AS397620 originates, widest first.

Largest prefixes originated by AS397620
PrefixAddressesVisibility
149.20.89.0/2425679/80

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