SUBNET.IM

AS19050U.S. Department of Health & Human Services

United StatesRegistryARINTypeContent

At a glance

IPv4 prefixes

10

IPv6 prefixes

3

IPv4 addresses

2.6k

IPv6 /64s

1.2M

Upstream graph

The networks AS19050 is seen behind, one and two hops out, drawn from real AS paths.

AS19050Toward the internet core
Upstream graph for AS19050: 3 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS19050U.S. Department o…This networkAS15029U.S. Department o…AS701Verizon BusinessAS3356Lumen (Level 3)

Networks observed one and two hops upstream of AS19050 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

16

adjacent networks

Upstreams
16%
Peers
850%
Downstreams
744%

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

Upstreams of AS19050
NetworkCountryRelationshipPathsVantage pts
AS15029U.S. Department of Health & Human ServicesUSPeer10,303142

Prefixes

The largest blocks AS19050 originates, widest first.

Largest prefixes originated by AS19050
PrefixAddressesVisibility
156.40.93.0/2425679/80
156.40.94.0/2425679/80
156.40.95.0/2425680/80
156.40.197.0/2425679/80
156.40.246.0/2425680/80
158.71.224.0/2425679/80
158.73.30.0/2425680/80
158.73.183.0/2425680/80
158.73.196.0/2425679/80
158.74.38.0/2425679/80

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