SUBNET.IM

AS33657Comcast Cable Communications, LLC

United StatesRegistryARIN

At a glance

IPv4 prefixes

28

IPv6 prefixes

245

IPv4 addresses

11.3k

IPv6 /64s

16.1M

Upstream graph

The networks AS33657 is seen behind, one and two hops out, drawn from real AS paths.

AS33657Toward the internet core
Upstream graph for AS33657: 5 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS33657Comcast 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 AS33657 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

271

adjacent networks

Upstreams
21%
Peers
13650%
Downstreams
13349%

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

Upstreams of AS33657
NetworkCountryRelationshipPathsVantage pts
AS7922Comcast Cable Communications, LLCUSPeer24,699142
AS3356Lumen (Level 3)USPeer2,80053

Prefixes

All 273

The largest blocks AS33657 originates, widest first.

Largest prefixes originated by AS33657
PrefixAddressesVisibility
69.67.80.0/204.1k80/80
192.110.220.0/2351279/80
50.201.252.0/2425678/80
50.202.117.0/2425678/80
50.202.155.0/2425678/80
50.203.251.0/2425678/80
50.204.116.0/2425678/80
50.204.128.0/2425679/80
50.205.74.0/2425679/80
50.207.162.0/2425678/80

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