SUBNET.IM

AS23291Flagstar Bank

United StatesRegistryARIN

At a glance

IPv4 prefixes

4

IPv6 prefixes

0

IPv4 addresses

1k

IPv6 /64s

0

Upstream graph

The networks AS23291 is seen behind, one and two hops out, drawn from real AS paths.

AS23291Toward the internet core
Upstream graph for AS23291: 7 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS23291Flagstar BankThis networkAS701Verizon BusinessAS7018AT&T Enterprises,…AS13335Cloudflare, Inc.AS3356Lumen (Level 3)AS1299Arelion (fka. Tel…AS2914NTT America, Inc.AS6453TATA Communicatio…

Networks observed one and two hops upstream of AS23291 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

6

adjacent networks

Upstreams
350%
Peers
350%
Downstreams
00%

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

Upstreams of AS23291
NetworkCountryRelationshipPathsVantage pts
AS701Verizon BusinessUSPeer15879
AS13335Cloudflare, Inc.USPeer15780
AS7018AT&T Enterprises, LLCUSPeer33

Prefixes

The largest blocks AS23291 originates, widest first.

Largest prefixes originated by AS23291
PrefixAddressesVisibility
12.159.49.0/2425679/80
12.162.250.0/2425679/80
63.78.207.0/2425680/80
63.85.49.0/2425680/80

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