$ query “AS13367” --type=asn → 1 result(s)

AS13367 — COMCAST-13367

Comcast Cable Communications LLC

AS13367 is a major transit provider operated by Comcast Cable Communications LLC, based in the United States since 2001. The network announces 1 792 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
December 20, 2001
Last Changed
March 04, 2026
Last Seen
March 04, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
7 / 7
IPv6 Prefixes (raw / aggregated)
68 / 65
IPv4 Addresses
1 792
Largest IPv4 Prefix
/24 (256 addresses)
Largest IPv6 Prefix
/47
Geolocated Countries
🇺🇸 US (7 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs out of 1 792 total (0.00%)

Connectivity Summary

Upstream Providers
2 upstream autonomous systems providing transit
Peers
0 autonomous systems exchanging traffic without transit fees
Downstream Customers
77 downstream autonomous systems buying transit
Degree
81 unique BGP neighbors (providers + customers + peers)
Reach
155 — customer cone size measuring network influence
Degree Rank
#2 055
Reach Rank
#888

Upstream Providers (2)

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

Prefix Lists

IPv4 Prefixes (7 total)

  • 50.225.69.0/24 (256 addresses)
  • 50.232.54.0/24 (256 addresses)
  • 50.237.66.0/24 (256 addresses)
  • 157.240.145.0/24 (256 addresses)
  • 157.240.146.0/24 (256 addresses)
  • 204.89.234.0/24 (256 addresses)
  • 204.130.132.0/24 (256 addresses)

IPv6 Prefixes (68 total)

  • 2001:559:70::/47
  • 2001:559:874a::/47
  • 2001:559:c564::/47
  • 2001:559:59::/48
  • 2001:559:8d::/48
  • 2001:559:8e::/48
  • 2001:559:227::/48
  • 2001:559:269::/48
  • 2001:559:364::/48
  • 2001:559:372::/48
  • 2001:559:399::/48
  • 2001:559:4aa::/48
  • 2001:559:4d5::/48
  • 2001:559:4fd::/48
  • 2001:559:563::/48
  • 2001:559:771::/48
  • 2001:559:7a0::/48
  • 2001:559:7a2::/48
  • 2001:559:8089::/48
  • 2001:559:8122::/48
  • 2001:559:8125::/48
  • 2001:559:8128::/48
  • 2001:559:818f::/48
  • 2001:559:81ba::/48
  • 2001:559:8268::/48
  • 2001:559:82db::/48
  • 2001:559:830a::/48
  • 2001:559:8337::/48
  • 2001:559:83f8::/48
  • 2001:559:842d::/48
  • 2001:559:84b1::/48
  • 2001:559:8576::/48
  • 2001:559:85c3::/48
  • 2001:559:85da::/48
  • 2001:559:85e1::/48
  • 2001:559:866d::/48
  • 2001:559:86cb::/48
  • 2001:559:87de::/48
  • 2001:559:c08d::/48
  • 2001:559:c101::/48
  • 2001:559:c102::/48
  • 2001:559:c109::/48
  • 2001:559:c11d::/48
  • 2001:559:c12d::/48
  • 2001:559:c1ba::/48
  • 2001:559:c1e5::/48
  • 2001:559:c20c::/48
  • 2001:559:c21c::/48
  • 2001:559:c22c::/48
  • 2001:559:c23d::/48