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Network

AS7922

United StatesEyeball

Comcast Cable Communications, LLC

Comcast Cable Communications announces 778 IPv4 prefixes (68.2M addresses) and 62 IPv6 prefixes from the United States. 99% of them are covered by valid RPKI records.

Prefixes

778 · 62

IPv4 · IPv6

Address space

68.2M

IPv4 addresses · 554.2M IPv6 /48s

RPKI

99% valid

6 invalid · 2 without a record

Peering

Selective

0 exchanges · 27 facilities

Where it is

27 facilities with known locations

Details

Network

Name
Comcast Cable Communications, LLC
Type
Cable/DSL/ISP
Country
United StatesUnited States
Registry
ARIN
Registered
Feb 14, 199729 years ago
Website
corporate.comcast.com
Traffic
1-5Tbps
UsersCloudflare Radar's estimate of people who reach the internet through this network.
About 44.1M
Abuse contact
abuse@comcast.net

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.
832 of 840 valid
IncidentsPossible BGP hijacks (high-confidence detections) and route leaks involving this network in the last 30 days, from Cloudflare Radar.
13 route leaks

AS7922 on Cloudflare Radar →PeeringDB →

Largest prefixes

840 announcements in all

IPv4

778
  1. 73.0.0.0/8RPKI valid
  2. 50.128.0.0/9RPKI valid
  3. 98.192.0.0/10RPKI valid
  4. 67.160.0.0/11RPKI valid
  5. 68.32.0.0/11RPKI valid
  6. 76.96.0.0/11RPKI valid
  7. 76.128.0.0/11RPKI valid
  8. 96.64.0.0/11RPKI valid
  9. 96.128.0.0/11RPKI valid
  10. 96.192.0.0/11RPKI valid
  11. 98.32.0.0/11RPKI valid
  12. 174.160.0.0/11RPKI valid
  13. 24.0.0.0/12RPKI valid
  14. 69.240.0.0/12RPKI valid
  15. 71.192.0.0/12RPKI valid
  16. 71.224.0.0/12RPKI valid
  17. 74.16.0.0/12RPKI valid
  18. 76.16.0.0/12RPKI valid
  19. 96.96.0.0/12RPKI valid
  20. 174.48.0.0/12RPKI valid
  21. 184.112.0.0/12RPKI valid
  22. 24.16.0.0/13RPKI valid
  23. 68.80.0.0/13RPKI valid
  24. 69.136.0.0/13RPKI valid