$ query “AS33287” --type=asn → 1 result(s)
AS33287 — COMCAST-33287
Comcast Cable Communications LLC
AS33287 is a major transit provider operated by Comcast Cable Communications LLC, based in the United States since 2004. The network announces a respectable 12 544 IPv4 addresses. Supports IPv6.
- 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
- November 16, 2004
- Last Changed
- March 04, 2026
- Last Seen
- March 04, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 43 / 42
- IPv6 Prefixes (raw / aggregated)
- 329 / 302
- IPv4 Addresses
- 12 544
- Largest IPv4 Prefix
- /22 (1 024 addresses)
- Largest IPv6 Prefix
- /47
- Geolocated Countries
- 🇺🇸 US (38 IPs), 🇨🇦 CA (6 IPs), 🇦🇺 AU (1 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs out of 12 544 total (0.00%)
Connectivity Summary
- Upstream Providers
- 2 upstream autonomous systems providing transit
- Peers
- 0 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 136 downstream autonomous systems buying transit
- Degree
- 140 unique BGP neighbors (providers + customers + peers)
- Reach
- 152 — customer cone size measuring network influence
- Degree Rank
- #1 051
- Reach Rank
- #894
Upstream Providers (2)
Prefix Lists
IPv4 Prefixes (43 total)
- 24.75.216.0/22 (1 024 addresses)
- 64.52.28.0/22 (1 024 addresses)
- 158.62.214.0/23 (512 addresses)
- 24.104.156.0/24 (256 addresses)
- 50.148.139.0/24 (256 addresses)
- 50.148.165.0/24 (256 addresses)
- 50.200.97.0/24 (256 addresses)
- 50.201.99.0/24 (256 addresses)
- 50.202.31.0/24 (256 addresses)
- 50.202.142.0/24 (256 addresses)
- 50.202.176.0/24 (256 addresses)
- 50.203.190.0/24 (256 addresses)
- 50.206.77.0/24 (256 addresses)
- 50.206.85.0/24 (256 addresses)
- 50.206.163.0/24 (256 addresses)
- 50.207.65.0/24 (256 addresses)
- 50.216.135.0/24 (256 addresses)
- 50.216.138.0/24 (256 addresses)
- 50.218.90.0/24 (256 addresses)
- 50.222.119.0/24 (256 addresses)
- 50.225.8.0/24 (256 addresses)
- 50.225.65.0/24 (256 addresses)
- 50.225.139.0/24 (256 addresses)
- 50.227.176.0/24 (256 addresses)
- 50.228.104.0/24 (256 addresses)
- 50.229.207.0/24 (256 addresses)
- 50.232.31.0/24 (256 addresses)
- 50.232.103.0/24 (256 addresses)
- 104.167.134.0/24 (256 addresses)
- 107.0.50.0/24 (256 addresses)
- 107.1.33.0/24 (256 addresses)
- 107.1.53.0/24 (256 addresses)
- 107.1.86.0/24 (256 addresses)
- 107.1.136.0/24 (256 addresses)
- 158.62.212.0/24 (256 addresses)
- 170.62.252.0/24 (256 addresses)
- 170.62.255.0/24 (256 addresses)
- 192.64.165.0/24 (256 addresses)
- 192.133.105.0/24 (256 addresses)
- 192.135.0.0/24 (256 addresses)
- 198.184.150.0/24 (256 addresses)
- 209.23.225.0/24 (256 addresses)
IPv6 Prefixes (329 total)
- 2001:559:a8::/47
- 2001:559:b6::/47
- 2001:559:108::/47
- 2001:559:15e::/47
- 2001:559:2f4::/47
- 2001:559:402::/47
- 2001:559:40c::/47
- 2001:559:412::/47
- 2001:559:4bc::/47
- 2001:559:596::/47
- 2001:559:70a::/47
- 2001:559:726::/47
- 2001:559:80b8::/47
- 2001:559:80da::/47
- 2001:559:8158::/47
- 2001:559:8372::/47
- 2001:559:8376::/47
- 2001:559:8430::/47
- 2001:559:8452::/47
- 2001:559:8508::/47
- 2001:559:c21a::/47
- 2001:559:c2ea::/47
- 2001:559:c356::/47
- 2001:559:c3ba::/47
- 2001:559:c3bc::/47
- 2001:559:c490::/47
- 2001:559:c510::/47
- 2001:559:30::/48
- 2001:559:4b::/48
- 2001:559:81::/48
- 2001:559:96::/48
- 2001:559:c2::/48
- 2001:559:d6::/48
- 2001:559:111::/48
- 2001:559:117::/48
- 2001:559:121::/48
- 2001:559:139::/48
- 2001:559:149::/48
- 2001:559:14a::/48
- 2001:559:165::/48
- 2001:559:193::/48
- 2001:559:1a5::/48
- 2001:559:1aa::/48
- 2001:559:1b6::/48
- 2001:559:1bc::/48
- 2001:559:1bf::/48
- 2001:559:1c3::/48
- 2001:559:1c4::/48
- 2001:559:1c7::/48
- 2001:559:1d3::/48