$ query “AS33650” --type=asn → 1 result(s)

AS33650 — COMCAST-33650

Comcast Cable Communications LLC

AS33650 is a mid-size transit provider run by Comcast Cable Communications LLC, established in the United States in 2005. The network announces 4 608 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
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
February 16, 2005
Last Changed
March 04, 2026
Last Seen
March 05, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
13 / 13
IPv6 Prefixes (raw / aggregated)
114 / 111
IPv4 Addresses
4 608
Largest IPv4 Prefix
/22 (1 024 addresses)
Largest IPv6 Prefix
/47
Geolocated Countries
🇺🇸 US (13 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs out of 4 608 total (0.00%)

Connectivity Summary

Upstream Providers
2 upstream autonomous systems providing transit
Peers
0 autonomous systems exchanging traffic without transit fees
Downstream Customers
68 downstream autonomous systems buying transit
Degree
72 unique BGP neighbors (providers + customers + peers)
Reach
83 — customer cone size measuring network influence
Degree Rank
#2 332
Reach Rank
#1 201

Upstream Providers (2)

  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS7922 — COMCAST-7922

Prefix Lists

IPv4 Prefixes (13 total)

  • 199.79.96.0/22 (1 024 addresses)
  • 50.226.76.0/23 (512 addresses)
  • 50.234.46.0/23 (512 addresses)
  • 50.202.174.0/24 (256 addresses)
  • 50.204.37.0/24 (256 addresses)
  • 50.204.214.0/24 (256 addresses)
  • 50.207.166.0/24 (256 addresses)
  • 50.216.238.0/24 (256 addresses)
  • 50.222.54.0/24 (256 addresses)
  • 50.238.166.0/24 (256 addresses)
  • 50.238.235.0/24 (256 addresses)
  • 64.145.72.0/24 (256 addresses)
  • 107.0.168.0/24 (256 addresses)

IPv6 Prefixes (114 total)

  • 2001:559:8678::/47
  • 2001:559:c07e::/47
  • 2001:559:c216::/47
  • 2001:559:23::/48
  • 2001:559:115::/48
  • 2001:559:137::/48
  • 2001:559:138::/48
  • 2001:559:179::/48
  • 2001:559:17a::/48
  • 2001:559:263::/48
  • 2001:559:268::/48
  • 2001:559:275::/48
  • 2001:559:2a6::/48
  • 2001:559:30e::/48
  • 2001:559:327::/48
  • 2001:559:332::/48
  • 2001:559:33a::/48
  • 2001:559:3fb::/48
  • 2001:559:4b9::/48
  • 2001:559:509::/48
  • 2001:559:50e::/48
  • 2001:559:51a::/48
  • 2001:559:580::/48
  • 2001:559:5a3::/48
  • 2001:559:5e7::/48
  • 2001:559:5e9::/48
  • 2001:559:73e::/48
  • 2001:559:744::/48
  • 2001:559:76c::/48
  • 2001:559:7a8::/48
  • 2001:559:7c0::/48
  • 2001:559:7cc::/48
  • 2001:559:7d3::/48
  • 2001:559:7da::/48
  • 2001:559:8004::/48
  • 2001:559:80c0::/48
  • 2001:559:8102::/48
  • 2001:559:81b7::/48
  • 2001:559:81e5::/48
  • 2001:559:8207::/48
  • 2001:559:82d5::/48
  • 2001:559:82e7::/48
  • 2001:559:8387::/48
  • 2001:559:83f7::/48
  • 2001:559:8474::/48
  • 2001:559:848e::/48
  • 2001:559:8494::/48
  • 2001:559:84b2::/48
  • 2001:559:84cd::/48
  • 2001:559:8501::/48