SUBNET.IM

AS33491Comcast Cable Communications, LLC

United StatesRegistryARIN

At a glance

IPv4 prefixes

88

IPv6 prefixes

205

IPv4 addresses

48.9k

IPv6 /64s

13.4M

Upstream graph

The networks AS33491 is seen behind, one and two hops out, drawn from real AS paths.

AS33491Toward the internet core
Upstream graph for AS33491: 5 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS33491Comcast Cable Com…This networkAS3356Lumen (Level 3)AS7922Comcast Cable Com…AS3549Lumen (fka. Globa…AS2914NTT America, Inc.AS1299Arelion (fka. Tel…

Networks observed one and two hops upstream of AS33491 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

515

adjacent networks

Upstreams
20%
Peers
25950%
Downstreams
25449%

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

Upstreams of AS33491
NetworkCountryRelationshipPathsVantage pts
AS7922Comcast Cable Communications, LLCUSPeer33,902142
AS3356Lumen (Level 3)USPeer5,96956

Prefixes

All 293

The largest blocks AS33491 originates, widest first.

Largest prefixes originated by AS33491
PrefixAddressesVisibility
209.153.0.0/1816.4k80/80
164.68.64.0/204.1k80/80
164.68.80.0/212k80/80
50.220.4.0/221k78/80
50.229.76.0/221k78/80
164.68.88.0/221k80/80
50.205.54.0/2351278/80
50.220.130.0/2351278/80
50.224.140.0/2351279/80
107.0.96.0/2351278/80

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