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Network

AS17638

ChinaEyeball

China Telecom Tianjin Province Network

China Telecom Tianjin Province Network announces 566 IPv4 prefixes (715.8K addresses) and 19 IPv6 prefixes from China. 93% of them are covered by valid RPKI records.

Prefixes

566 · 19

IPv4 · IPv6

Address space

715.8K

IPv4 addresses · 393.5K IPv6 /48s

RPKI

93% valid

25 invalid · 18 without a record

Peering

—

Not in PeeringDB

Details

Network

Name
China Telecom Tianjin Province Network
Holder
Chinanet Hostmaster
Country
ChinaChina
Registry
APNIC
Registered
Sep 4, 200818 years ago
Abuse contact
anti-spam@chinatelecom.cn

Connectivity

Relationships
Not known

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.
542 of 585 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

AS17638 on Cloudflare Radar →

Largest prefixes

585 announcements in all

IPv4

566
  1. 42.80.0.0/15No ROA
  2. 123.150.0.0/15No ROA
  3. 180.212.0.0/15RPKI valid
  4. 42.122.0.0/16No ROA
  5. 106.47.0.0/16RPKI valid
  6. 123.150.0.0/16RPKI valid
  7. 123.151.0.0/16No ROA
  8. 36.106.0.0/17RPKI valid
  9. 36.106.128.0/17RPKI valid
  10. 123.151.0.0/17RPKI valid
  11. 42.122.64.0/18RPKI valid
  12. 221.238.0.0/18RPKI valid
  13. 221.238.64.0/18RPKI valid
  14. 221.238.128.0/18RPKI valid
  15. 221.238.192.0/18RPKI valid
  16. 221.239.0.0/18RPKI valid
  17. 221.239.64.0/18RPKI valid
  18. 123.151.192.0/19RPKI valid
  19. 123.151.224.0/19RPKI valid
  20. 123.150.16.0/20RPKI valid
  21. 125.213.32.0/20No ROA
  22. 180.212.64.0/20RPKI valid
  23. 219.150.32.0/20RPKI valid
  24. 219.150.48.0/20RPKI valid