$ query “AS33652” --type=asn → 1 result(s)
AS33652 · CMCS
Comcast Cable Communications LLC
AS33652 is owned by Comcast Cable Communications LLC and is a major transit provider, established in the United States in 2005. The system announces a respectable 14 080 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in the United States, with additional presence in Australia.
- Top 5% — Top 5% of all autonomous systems by reach and degree
Basic Information
- Country
- 🇺🇸 United States
- Category
- Internet Service Provider
- Network Role
- Major Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- February 16, 2005
- Last Changed
- August 01, 2026
- Last Seen
- September 21, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 32 / 32
- IPv6 Prefixes (raw / aggregated)
- 152 / 143
- IPv4 Addresses
- 14 080
- Largest IPv4 Prefix
- /20 (4 096 addresses)
- Largest IPv6 Prefix
- /46
- Geolocated Countries
- 🇺🇸 United States (15 872 IPs), 🇦🇺 Australia (256 IPs)
- Prefix Changed
- September 14, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 2 upstreams providing transit
- Peers
- 1 network exchanging traffic without transit
- Downstream Customers
- 76 downstreams buying transit
- Unclassified
- 1 unclassified BGP neighbor
- Degree
- 80 unique BGP neighbors
- Reach
- 139 networks in customer cone
Upstream Providers (2)
Prefix Lists
IPv4 Prefixes (32 total)
- 64.130.16.0/20 (4 096 addresses (/20 prefix))
- 64.50.168.0/21 (2 048 addresses (/21 prefix))
- 107.1.222.0/23 (512 addresses (/23 prefix))
- 50.206.155.0/24 (256 addresses (/24 prefix))
- 50.238.57.0/24 (256 addresses (/24 prefix))
- 50.203.219.0/24 (256 addresses (/24 prefix))
- 50.204.71.0/24 (256 addresses (/24 prefix))
- 50.205.29.0/24 (256 addresses (/24 prefix))
- 24.104.146.0/24 (256 addresses (/24 prefix))
- 50.220.96.0/24 (256 addresses (/24 prefix))
- 50.221.47.0/24 (256 addresses (/24 prefix))
- 50.221.49.0/24 (256 addresses (/24 prefix))
- 50.222.96.0/24 (256 addresses (/24 prefix))
- 50.222.100.0/24 (256 addresses (/24 prefix))
- 50.225.186.0/24 (256 addresses (/24 prefix))
- 50.227.104.0/24 (256 addresses (/24 prefix))
- 50.227.142.0/24 (256 addresses (/24 prefix))
- 50.201.230.0/24 (256 addresses (/24 prefix))
- 50.233.144.0/24 (256 addresses (/24 prefix))
- 50.228.62.0/24 (256 addresses (/24 prefix))
- 50.236.26.0/24 (256 addresses (/24 prefix))
- 50.237.69.0/24 (256 addresses (/24 prefix))
- 50.232.50.0/24 (256 addresses (/24 prefix))
- 50.238.58.0/24 (256 addresses (/24 prefix))
- 50.169.239.0/24 (256 addresses (/24 prefix))
- 50.169.236.0/24 (256 addresses (/24 prefix))
- 107.1.38.0/24 (256 addresses (/24 prefix))
- 50.147.168.0/24 (256 addresses (/24 prefix))
- 107.1.252.0/24 (256 addresses (/24 prefix))
- 139.181.28.0/24 (256 addresses (/24 prefix))
- 192.234.211.0/24 (256 addresses (/24 prefix))
- 204.228.81.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (152 total)
- 2001:559:250::/46
- 2001:559:83a0::/46
- 2001:559:27c::/47
- 2001:559:83a4::/47
- 2001:559:86e8::/47
- 2001:559:822d::/48
- 2001:559:8316::/48
- 2001:559:163::/48
- 2001:559:167::/48
- 2001:559:17b::/48
- 2001:559:183::/48
- 2001:559:19c::/48
- 2001:559:19e::/48
- 2001:559:1b4::/48
- 2001:559:1f3::/48
- 2001:559:1f5::/48
- 2001:559:1f6::/48
- 2001:559:1fb::/48
- 2001:559:207::/48
- 2001:559:24a::/48
- 2001:559:28e::/48
- 2001:559:29f::/48
- 2001:559:2b3::/48
- 2001:559:2b7::/48
- 2001:559:2b8::/48
- 2001:559:2c0::/48
- 2001:559:2c4::/48
- 2001:559:2df::/48
- 2001:559:2e8::/48
- 2001:559:321::/48
- 2001:559:323::/48
- 2001:559:335::/48
- 2001:559:349::/48
- 2001:559:35f::/48
- 2001:559:39f::/48
- 2001:559:3d3::/48
- 2001:559:3d4::/48
- 2001:559:3d6::/48
- 2001:559:3dd::/48
- 2001:559:3df::/48
- 2001:559:3e0::/48
- 2001:559:3ec::/48
- 2001:559:415::/48
- 2001:559:45c::/48
- 2001:559:4ba::/48
- 2001:559:507::/48
- 2001:559:51f::/48
- 2001:559:561::/48
- 2001:559:584::/48
- 2001:559:5f7::/48