210.51.242.0/23
🇨🇳CIDR
210.51.242.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇨🇳 China
City
Shizishan
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 210.51.242.0/23 | AS9929CUII - CHINA UNICOM Industrial Internet Backbone | No ROA | — | 5/31/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 210.51.0.0/16 | AS9929CUII - CHINA UNICOM Industrial Internet Backbone | No ROA | — | 5/31/2026 |
| 210.51.192.0/18 | AS9929CUII - CHINA UNICOM Industrial Internet Backbone | No ROA | — | 5/31/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 210.51.242.0/24 | 🇨🇳CN | assigned | |
| 210.51.243.0/25 | 🇨🇳CN | assigned | |
| 210.51.243.128/25 | 🇨🇳CN | assigned |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/210.51.242.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/210.51.242.0/23" | jq
External Links