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Network

AS33654

United States

Comcast Cable Communications, LLC

Comcast Cable Communications announces 65 IPv4 prefixes (337.9K addresses) and 23 IPv6 prefixes from the United States. 100% of them are covered by valid RPKI records.

Prefixes

65 · 23

IPv4 · IPv6

Address space

337.9K

IPv4 addresses · 8.5M IPv6 /48s

RPKI

100% valid

0 invalid · 0 without a record

Peering

Restrictive

0 exchanges · 0 facilities

Details

Network

Name
Comcast Cable Communications, LLC
Type
Cable/DSL/ISP
Country
United StatesUnited States

Connectivity

Routing security

ASPAAn RPKI record listing the only networks allowed to be its upstream providers, so routers can reject leaked or forged paths.
Not published
RPKI coverageShare of its announcements that a signed record (ROA) authorizes.
88 of 88 valid
IncidentsPossible BGP hijacks (high-confidence detections) and route leaks involving this network in the last 30 days, from Cloudflare Radar.
None in 30 days

AS33654 on Cloudflare Radar →PeeringDB →

Largest prefixes

88 announcements in all

IPv4

65
  1. 98.60.0.0/16RPKI valid
  2. 76.113.0.0/17RPKI valid
  3. 98.48.0.0/17RPKI valid
  4. 174.56.0.0/17RPKI valid
  5. 76.127.0.0/18RPKI valid
  6. 98.32.0.0/18RPKI valid
  7. 174.62.0.0/18RPKI valid
  8. 67.164.128.0/19RPKI valid
  9. 69.254.128.0/19RPKI valid
  10. 71.228.96.0/19RPKI valid
  11. 76.18.64.0/19RPKI valid
  12. 174.50.64.0/19RPKI valid
  13. 50.188.160.0/20RPKI valid
  14. 50.243.16.0/20RPKI valid
  15. 68.84.144.0/20RPKI valid
  16. 69.247.64.0/20RPKI valid
  17. 71.25.80.0/20RPKI valid
  18. 76.26.96.0/20RPKI valid
  19. 96.64.144.0/20RPKI valid
  20. 96.72.0.0/20RPKI valid
  21. 96.77.16.0/20RPKI valid
  22. 96.92.64.0/20RPKI valid
  23. 184.115.144.0/20RPKI valid
  24. 23.31.112.0/21RPKI valid