183.91.144.0/20
🇨🇳CIDR
183.91.144.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇨🇳 China
City
Beijing (Haidian Qu)
RIR
APNIC
Status
allocated
Allocated
11/25/2009
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 183.91.144.0/20 | AS10212CHINAENTERCOM - China Enterprise ICT Solutions Limited | Valid | RADB | 5/31/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 183.91.152.0/21 | AS10212CHINAENTERCOM - China Enterprise ICT Solutions Limited | Valid | — | 5/31/2026 |
| 183.91.144.0/22 | AS10212CHINAENTERCOM - China Enterprise ICT Solutions Limited | Valid | — | 5/31/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/183.91.144.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/183.91.144.0/20" | jq
External Links