121.40.0.0/15
IPv4 prefix announced by AS37963 Hangzhou Alibaba Advertising Co.,Ltd.
valid RPKI
1 Recorded origin
Routing
- Recorded origin
- AS37963 Hangzhou Alibaba Advertising Co.,Ltd. valid
- Observed origin (RIS)
- Routing status unavailable
- Country
- China
RPKI: rpki.cloudflare.com · 2026-06-21 ·