SUBNET.IM

AS18897Montana Sky Networks, Inc.

United StatesRegistryARIN

At a glance

IPv4 prefixes

12

IPv6 prefixes

5

IPv4 addresses

20.5k

IPv6 /64s

8.6B

Upstream graph

The networks AS18897 is seen behind, one and two hops out, drawn from real AS paths.

AS18897Toward the internet core
Upstream graph for AS18897: 5 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS18897Montana Sky Netwo…This networkAS20055Ziply FiberAS20119ARROW DATACENTERS…AS1299Arelion (fka. Tel…AS6461Zayo BandwidthAS174Cogent Communicat…

Networks observed one and two hops upstream of AS18897 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

9

adjacent networks

Upstreams
222%
Peers
444%
Downstreams
333%

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

Upstreams of AS18897
NetworkCountryRelationshipPathsVantage pts
AS20055Ziply FiberUSPeer909141
AS20119ARROW DATACENTERS INCCAPeer533111

Prefixes

The largest blocks AS18897 originates, widest first.

Largest prefixes originated by AS18897
PrefixAddressesVisibility
107.191.160.0/204.1k79/80
208.123.192.0/204.1k79/80
216.211.176.0/204.1k79/80
66.135.64.0/212k79/80
66.135.72.0/221k79/80
66.135.76.0/221k79/80
66.135.80.0/221k79/80
66.135.88.0/221k79/80
66.135.92.0/221k79/80
66.135.84.0/2351279/80

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