103.31.48.0/22
🇨🇳CIDR
103.31.48.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇨🇳 China
City
Huangpu (Huangpu District)
RIR
APNIC
Status
allocated
Allocated
11/22/2012
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 103.31.48.0/22 | AS4538ERX-CERNET-BKB - China Education and Research Network Center | No ROA | RADB | 5/30/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/103.31.48.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/103.31.48.0/22" | jq
External Links