SUBNET.IM

AS32378OptumServe Health Services, Inc.

United StatesRegistryARIN

At a glance

IPv4 prefixes

1

IPv6 prefixes

0

IPv4 addresses

256

IPv6 /64s

0

Upstream graph

The networks AS32378 is seen behind, one and two hops out, drawn from real AS paths.

AS32378Toward the internet core

Networks observed one and two hops upstream of AS32378 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

7

adjacent networks

Upstreams
343%
Peers
457%
Downstreams
00%

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

Upstreams of AS32378
NetworkCountryRelationshipPathsVantage pts
AS3356Lumen (Level 3)USPeer7373
AS40264Charter Communications LLCUSPeer66
AS1000LINK AMERICANUSPeer11

Prefixes

The largest blocks AS32378 originates, widest first.

Largest prefixes originated by AS32378
PrefixAddressesVisibility
8.29.49.0/2425680/80

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