Autonomous system profile

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

AS33490

Announcement observedARIN

Comcast Cable Communications, LLC · COMCAST-33490

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

Last active10/2/2026, 15:35:30Snapshot expired

View network topology RDAP registration

ASN: AS33490
Registration country: United States
Name: Comcast Cable Communications, LLC
Abbreviation: COMCAST-33490
Registration date: 12/30/2004, 20:22:45
Status: Announcement observed
RIR: ARIN

Network relationships and announced prefixes

ASN / prefix	Description / organization	Geographic scope	First seen	Last active	IPv4	IPv6	Status
104.145.48.0/20BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
104.247.154.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/2/2026, 08:00:00	✓	×	Historical record
107.0.49.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
107.0.67.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
129.134.133.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
129.134.134.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
140.99.123.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/9/2026, 16:00:00	✓	×	Historical record
140.99.151.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/9/2026, 16:00:00	✓	×	Historical record
140.99.211.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/9/2026, 16:00:00	✓	×	Historical record
140.99.27.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/9/2026, 16:00:00	✓	×	Historical record
140.99.59.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/9/2026, 16:00:00	✓	×	Historical record
173.211.82.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/2/2026, 08:00:00	✓	×	Historical record
192.83.221.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
199.244.171.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
199.244.172.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
204.76.179.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
204.76.180.0/23BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
205.234.233.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/2/2026, 08:00:00	✓	×	Historical record
216.122.120.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
216.122.124.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
216.246.122.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/2/2026, 08:00:00	✓	×	Historical record
216.246.30.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/2/2026, 08:00:00	✓	×	Historical record
50.204.255.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
50.206.113.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
50.228.52.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
50.228.76.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
50.232.199.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
50.236.220.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
50.238.126.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
50.238.127.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
72.19.22.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/13/2026, 16:00:00	✓	×	Currently valid
74.49.229.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/9/2026, 16:00:00	✓	×	Historical record
74.49.241.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/9/2026, 16:00:00	✓	×	Historical record
74.49.245.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/9/2026, 16:00:00	✓	×	Historical record
74.49.247.0/24BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/20/2026, 08:00:00	10/9/2026, 16:00:00	✓	×	Historical record
74.50.12.0/22BGP · IPv4	Announced prefixBGP route observation	Not applicable · BGP prefix	9/18/2026, 08:00:00	10/13/2026, 16:00:00	✓	×	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: 12/30/2004, 20:22:45
Abuse contact: abuse@comcast.net

Snapshot trend

10/2/2026, 15:35:3036 v460 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