103.231.16.0/22
🇨🇳IPv4APNICallocatedNo ROA
CIDR
103.231.16.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇨🇳 China
City
Shanghai (Putuo Qu)
RIR
APNIC
Status
allocated
Allocated
5/8/2014
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 103.231.16.0/24 | AS17621CNCGROUP-SH - China Unicom Shanghai network | No ROA | — | 5/30/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/103.231.16.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/103.231.16.0/22" | jq
External Links