SUBNET.IM

AS33667Comcast Cable Communications, LLC

United StatesRegistryARIN

At a glance

IPv4 prefixes

50

IPv6 prefixes

60

IPv4 addresses

60.7k

IPv6 /64s

34.4B

Upstream graph

The networks AS33667 is seen behind, one and two hops out, drawn from real AS paths.

AS33667Toward the internet core
Upstream graph for AS33667: 8 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS33667Comcast Cable Com…This networkAS1000LINK AMERICANAS3356Lumen (Level 3)AS7922Comcast Cable Com…AS174Cogent Communicat…AS6453TATA Communicatio…AS3549Lumen (fka. Globa…AS2914NTT America, Inc.AS1299Arelion (fka. Tel…

Networks observed one and two hops upstream of AS33667 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

294

adjacent networks

Upstreams
31%
Peers
14951%
Downstreams
14248%

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

Upstreams of AS33667
NetworkCountryRelationshipPathsVantage pts
AS7922Comcast Cable Communications, LLCUSPeer9,781142
AS3356Lumen (Level 3)USPeer6,79258
AS1000LINK AMERICANUSPeer11

Prefixes

All 110

The largest blocks AS33667 originates, widest first.

Largest prefixes originated by AS33667
PrefixAddressesVisibility
140.89.64.0/1816.4k27/80
9.142.96.0/198.2k39/80
135.132.64.0/198.2k37/80
9.142.48.0/204.1k39/80
138.226.64.0/204.1k39/80
138.226.48.0/212k37/80
138.226.112.0/212k39/80
135.132.72.0/221k1/80
135.132.76.0/221k1/80
138.226.196.0/221k1/80

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