218.21.240.0/20
IPv4 prefix announced by AS4837 CHINA UNICOM China169 Backbone
unknown RPKI
1 Recorded origin
Routing
- Recorded origin
- AS4837 CHINA UNICOM China169 Backbone unknown
- Observed origin (RIS)
- Routing status unavailable
- Country
- China
RPKI: rpki.cloudflare.com · 2026-06-22 ·