221.4.151.0/24
🇨🇳IPv4APNICassignedNo ROA
CIDR
221.4.151.0/24
IP Version
IPv4
Addresses
256
Mask
/24 (255.255.255.0)
Country
🇨🇳 China
City
Beijing
RIR
APNIC
Status
assigned
Allocated
-
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 |
|---|---|---|---|---|
| 221.4.0.0/16 | AS17816CHINA169-GZ - China Unicom IP network China169 Guangdong province | No ROA | — | 6/1/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 221.4.151.0/27 | 🇨🇳CN | assigned | |
| 221.4.151.96/27 | 🇨🇳CN | assigned | |
| 221.4.151.160/27 | 🇨🇳CN | assigned | |
| 221.4.151.192/27 | 🇨🇳CN | assigned | |
| 221.4.151.224/28 | 🇨🇳CN | assigned | |
| 221.4.151.144/28 | 🇨🇳CN | assigned | |
| 221.4.151.32/28 | 🇨🇳CN | assigned | |
| 221.4.151.184/29 | 🇨🇳CN | assigned | |
| 221.4.151.136/29 | 🇨🇳CN | assigned | |
| 221.4.151.152/29 | 🇨🇳CN | assigned | |
| 221.4.151.192/29 | 🇨🇳CN | assigned | |
| 221.4.151.240/31 | 🇨🇳CN | assigned | |
| 221.4.151.128/32 | 🇨🇳CN | assigned |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/221.4.151.0/24Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/221.4.151.0/24" | jq
External Links