AS33664 Comcast Cable Communications, LLC

AS33664 is operated by Comcast Cable Communications, LLC and registered with ARIN (US) since 2005-02-16.

It is not announcing any prefixes right now.

Run the full network report BGP lookup WHOIS PeeringDB lookup

Name	Comcast Cable Communications, LLC
Registry handle	CMCS
Registry (RIR)	ARIN
Country	United States (US)
Delegated on	2005-02-16
Prefixes (IPv4 / IPv6)	0 / 0

Routing health

AS33664 is not announcing anything right now.

For every check with the fix (IRR route objects, the RPKI state of each route, reverse DNS and the registration), run the full network report.

More about AS33664

Network report: routing, RPKI, IRR, registration and PeeringDB, with what to fix
BGP lookup: prefixes and neighbours
WHOIS / RDAP: the registry record and abuse contact
RPKI check for a prefix and origin

← AS33663 AS33665 →

Sources: RIR delegation data and PeeringDB (updated daily); routing from RIPEstat (RIPE NCC RIS and RPKI), refreshed daily. Routing data from 2026-11-15 04:33 UTC. The country is where the AS number was registered, not necessarily where the network operates.