SUBNET.IM

AS396291NCH Healthcare System, Inc.

United StatesRegistryARIN

At a glance

IPv4 prefixes

2

IPv6 prefixes

0

IPv4 addresses

512

IPv6 /64s

0

Upstream graph

The networks AS396291 is seen behind, one and two hops out, drawn from real AS paths.

AS396291Toward the internet core
Upstream graph for AS396291: 12 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS396291NCH Healthcare Sy…This networkAS174Cogent Communicat…AS3356Lumen (Level 3)AS6461Zayo BandwidthAS33132Zayo BandwidthAS33661Comcast Cable Com…AS1299Arelion (fka. Tel…AS151326DCConnect Communi…AS2914NTT America, Inc.AS3549Lumen (fka. Globa…AS6667Elisa OyjAS32590Valve CorporationAS46887Zayo Bandwidth

Networks observed one and two hops upstream of AS396291 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

14

adjacent networks

Upstreams
643%
Peers
857%
Downstreams
00%

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

Upstreams of AS396291
NetworkCountryRelationshipPathsVantage pts
AS3356Lumen (Level 3)USPeer5252
AS6461Zayo BandwidthUSPeer4444
AS174Cogent Communications, LLCUSPeer3535
AS33132Zayo BandwidthUSPeer2121
AS33661Comcast Cable Communications, LLCUSPeer66
AS23314Summit BroadbandUSPeer11

Prefixes

The largest blocks AS396291 originates, widest first.

Largest prefixes originated by AS396291
PrefixAddressesVisibility
192.190.172.0/2425679/80
209.94.65.0/2425680/80

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