27.40.16.0/21
🇨🇳CIDR
27.40.16.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇨🇳 China
City
Guangzhou
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 27.40.16.0/21 | AS17623CNCGROUP-SZ - China Unicom Shenzen network | No ROA | APNIC | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 27.40.0.0/13 | AS17816CHINA169-GZ - China Unicom IP network China169 Guangdong province | No ROA | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS17623 | APNIC | MAINT-CNCGROUP-RR | 6/8/2023 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/27.40.16.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/27.40.16.0/21" | jq
External Links