211.166.8.0/21
🇨🇳CIDR
211.166.8.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇨🇳 China
City
Haidian (Haidian Qu)
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 211.166.8.0/21 | AS9389CGWNET - BEIJING SHENZHOU GREATWALL COMMUNICATION | Valid | — | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 211.166.0.0/16 | AS9389CGWNET - BEIJING SHENZHOU GREATWALL COMMUNICATION | Valid | — | 5/31/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 211.166.14.0/23 | 🇨🇳CN | assigned |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/211.166.8.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/211.166.8.0/21" | jq
External Links