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Network

AS138421

China

China Unicom

China Unicom announces 214 IPv4 prefixes (80.4K addresses) and 37 IPv6 prefixes from China. 98% of them are covered by valid RPKI records.

Prefixes

214 · 37

IPv4 · IPv6

Address space

80.4K

IPv4 addresses · 532 IPv6 /48s

RPKI

98% valid

0 invalid · 4 without a record

Peering

—

Not in PeeringDB

Details

Network

Name
China Unicom
Country
ChinaChina
Registry
APNIC
Registered
Nov 13, 20187 years ago
UsersCloudflare Radar's estimate of people who reach the internet through this network.
About 19.5K
Abuse contact
hqs-ipabuse@chinaunicom.cn

Connectivity

Cloudflare Radar
PeersNetworks it exchanges traffic with directly, without paying either way.
0
CustomersNetworks that buy transit from it.
0

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.
247 of 251 valid
IncidentsPossible BGP hijacks (high-confidence detections) and route leaks involving this network in the last 30 days, from Cloudflare Radar.
1 hijack of its prefixes7 hijacks by this network

AS138421 on Cloudflare Radar →

Largest prefixes

251 announcements in all

IPv4

214
  1. 220.196.224.0/19RPKI valid
  2. 112.65.240.0/20RPKI valid
  3. 140.207.208.0/21RPKI valid
  4. 140.207.216.0/21RPKI valid
  5. 140.207.224.0/21RPKI valid
  6. 220.196.240.0/21RPKI valid
  7. 43.254.148.0/22RPKI valid
  8. 103.68.128.0/22No ROA
  9. 103.220.164.0/22RPKI valid
  10. 112.64.112.0/22RPKI valid
  11. 112.64.212.0/22RPKI valid
  12. 112.65.228.0/22RPKI valid
  13. 140.206.200.0/22RPKI valid
  14. 140.206.212.0/22RPKI valid
  15. 140.206.216.0/22RPKI valid
  16. 140.206.240.0/22RPKI valid
  17. 140.207.216.0/22RPKI valid
  18. 140.207.220.0/22RPKI valid
  19. 140.207.252.0/22RPKI valid
  20. 203.166.160.0/22No ROA
  21. 210.51.20.0/22RPKI valid
  22. 210.51.36.0/22RPKI valid
  23. 210.51.48.0/22RPKI valid
  24. 220.196.92.0/22RPKI valid