Autonomous system profile

Review registration details, announced prefixes, network relationships and historical snapshots.

AS33662

Announcement observedARIN

Comcast Cable Communications, LLC · CMCS

This profile is assembled from CHA.LA's normalized registration, routing and observation snapshots.

Last active10/15/2026, 21:08:21Snapshot expired

View network topology RDAP registration

ASN: AS33662
Registration country: United States
Name: Comcast Cable Communications, LLC
Abbreviation: CMCS
Registration date: 2/16/2005, 19:59:31
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
198.46.65.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
208.110.207.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
24.104.75.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
50.201.112.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
50.217.18.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
50.220.66.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
50.228.10.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
50.228.194.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
50.231.217.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
50.232.18.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
50.232.206.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
50.234.8.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
50.235.195.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
50.235.196.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/19/2026, 00:00:00	✓	×	Currently valid
64.189.25.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/19/2026, 00:00:00	✓	×	Currently valid

BGP prefixes have no geographic country; the column is marked not applicable.

Registration and sources

Organization: Comcast Cable Communications, LLC
RIR: ARIN
Registration country: United States
Registration date: 2/16/2005, 19:59:31
Abuse contact: abuse@comcast.net

Snapshot trend

10/15/2026, 21:08:2115 v4105 v62 Upstream · 0 Uncertain

10/2/2026, 16:02:5015 v4105 v62 Upstream · 0 Uncertain

ASN route snapshotThis page reads collected ASN, prefix, relationship and history data. External interfaces are used for initial collection and scheduled refreshes.Source keys: cha-la-external-routing · iana-rdap-asn-bootstrap · rir-rdap-asn