211.148.0.0/18
🇨🇳CIDR
211.148.0.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇨🇳 China
City
Shanghai (Jingan Qu)
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 211.148.0.0/18 | AS4812CHINANET-SH-AP - China Telecom (Group) | No ROA | RADB | 6/1/2026 |
Covering Prefix
8 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 211.148.20.0/22 | AS17428CHINA-ABITCOOL - 21Vianet.Co.,Ltd | Valid | — | 6/1/2026 |
| 211.148.30.0/23 | AS17428CHINA-ABITCOOL - 21Vianet.Co.,Ltd | Valid | — | 6/1/2026 |
| 211.148.20.0/23 | AS17428CHINA-ABITCOOL - 21Vianet.Co.,Ltd | Valid | — | 6/1/2026 |
| 211.148.24.0/23 | AS17428CHINA-ABITCOOL - 21Vianet.Co.,Ltd | Valid | — | 6/1/2026 |
| 211.148.18.0/23 | AS17428CHINA-ABITCOOL - 21Vianet.Co.,Ltd | Valid | — | 6/1/2026 |
| 211.148.17.0/24 | AS17428CHINA-ABITCOOL - 21Vianet.Co.,Ltd | Valid | — | 6/1/2026 |
| 211.148.27.0/24 | AS17428CHINA-ABITCOOL - 21Vianet.Co.,Ltd | Valid | — | 6/1/2026 |
| 211.148.22.0/24 | AS17428CHINA-ABITCOOL - 21Vianet.Co.,Ltd | Valid | — | 6/1/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS4812 | RADB | MAINT-AS4812 | 11/13/2023 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 211.148.0.0/20 | 🇨🇳CN | assigned | |
| 211.148.20.0/22 | AS17428 | 🇨🇳CN | assigned |
| 211.148.28.0/22 | 🇨🇳CN | assigned | |
| 211.148.24.0/23 | AS17428 | 🇨🇳CN | assigned |
| 211.148.18.0/23 | AS17428 | 🇨🇳CN | assigned |
| 211.148.27.0/24 | AS17428 | 🇨🇳CN | assigned |
| 211.148.16.0/24 | 🇨🇳CN | assigned | |
| 211.148.26.0/24 | 🇨🇳CN | assigned | |
| 211.148.17.0/24 | AS17428 | 🇨🇳CN | assigned |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/211.148.0.0/18Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/211.148.0.0/18" | jq
External Links