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Network

AS13367

United States

Comcast Cable Communications, LLC

Comcast Cable Communications announces 115 IPv4 prefixes (1M addresses) and 75 IPv6 prefixes from the United States. 95% of them are covered by valid RPKI records.

Prefixes

115 · 75

IPv4 · IPv6

Address space

1M

IPv4 addresses · 8.5M IPv6 /48s

RPKI

95% valid

1 invalid · 8 without a record

Peering

Restrictive

0 exchanges · 1 facility

Where it is

1 facility with known locations

Details

Network

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

Connectivity

Cloudflare Radar
UpstreamsNetworks this one buys transit from.
Lumen AS3356Comcast
PeersNetworks it exchanges traffic with directly, without paying either way.
0
CustomersNetworks that buy transit from it.
76

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.
181 of 190 valid
IncidentsPossible BGP hijacks (high-confidence detections) and route leaks involving this network in the last 30 days, from Cloudflare Radar.
1 hijack by this network

AS13367 on Cloudflare Radar →PeeringDB →

Largest prefixes

190 announcements in all

IPv4

115
  1. 75.72.0.0/16RPKI valid
  2. 75.73.0.0/16RPKI valid
  3. 76.156.0.0/16RPKI valid
  4. 98.61.0.0/16RPKI valid
  5. 24.118.0.0/17RPKI valid
  6. 24.118.128.0/17RPKI valid
  7. 66.41.0.0/17RPKI valid
  8. 66.41.128.0/17RPKI valid
  9. 68.46.0.0/17RPKI valid
  10. 68.47.0.0/17RPKI valid
  11. 76.17.128.0/17RPKI valid
  12. 76.113.128.0/17RPKI valid
  13. 98.59.0.0/17RPKI valid
  14. 107.4.128.0/17RPKI valid
  15. 174.53.128.0/17RPKI valid
  16. 24.7.192.0/18RPKI valid
  17. 24.131.128.0/18RPKI valid
  18. 69.180.128.0/18RPKI valid
  19. 71.24.192.0/18RPKI valid
  20. 71.195.0.0/18RPKI valid
  21. 107.2.64.0/18RPKI valid
  22. 23.30.224.0/19RPKI valid
  23. 24.245.0.0/19RPKI valid
  24. 24.245.32.0/19RPKI valid