221.4.32.0/20
🇨🇳CIDR
221.4.32.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇨🇳 China
City
Guangzhou
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 221.4.32.0/20 | AS17622CNCGROUP-GZ - China Unicom Guangzhou network | No ROA | RADB | 6/1/2026 |
Covering Prefix
7 less-specific announcements| 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 |
| 221.4.32.0/19 | AS17622CNCGROUP-GZ - China Unicom Guangzhou network | No ROA | — | 6/1/2026 |
| 221.4.40.0/22 | AS17622CNCGROUP-GZ - China Unicom Guangzhou network | No ROA | — | 6/1/2026 |
| 221.4.33.0/24 | AS17622CNCGROUP-GZ - China Unicom Guangzhou network | No ROA | — | 6/1/2026 |
| 221.4.40.0/24 | AS17622CNCGROUP-GZ - China Unicom Guangzhou network | No ROA | — | 6/1/2026 |
| 221.4.41.0/24 | AS17622CNCGROUP-GZ - China Unicom Guangzhou network | No ROA | — | 6/1/2026 |
| 221.4.42.0/24 | AS17622CNCGROUP-GZ - China Unicom Guangzhou network | No ROA | — | 6/1/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS17622 | RADB | MAINT-AS58453 | 11/13/2023 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 221.4.36.0/24 | 🇨🇳CN | assigned | |
| 221.4.37.128/25 | 🇨🇳CN | assigned | |
| 221.4.47.128/26 | 🇨🇳CN | assigned | |
| 221.4.47.96/27 | 🇨🇳CN | assigned | |
| 221.4.37.0/27 | 🇨🇳CN | assigned | |
| 221.4.47.32/27 | 🇨🇳CN | assigned | |
| 221.4.38.64/27 | 🇨🇳CN | assigned | |
| 221.4.47.192/27 | 🇨🇳CN | assigned | |
| 221.4.39.48/28 | 🇨🇳CN | assigned | |
| 221.4.38.96/28 | 🇨🇳CN | assigned | |
| 221.4.43.112/28 | 🇨🇳CN | assigned | |
| 221.4.43.176/28 | 🇨🇳CN | assigned | |
| 221.4.38.128/28 | 🇨🇳CN | assigned | |
| 221.4.43.96/28 | 🇨🇳CN | assigned | |
| 221.4.43.144/28 | 🇨🇳CN | assigned | |
| 221.4.43.208/28 | 🇨🇳CN | assigned | |
| 221.4.43.16/28 | 🇨🇳CN | assigned | |
| 221.4.38.32/28 | 🇨🇳CN | assigned | |
| 221.4.38.112/28 | 🇨🇳CN | assigned | |
| 221.4.43.0/28 | 🇨🇳CN | assigned | |
| 221.4.44.64/28 | 🇨🇳CN | assigned | |
| 221.4.43.32/28 | 🇨🇳CN | assigned | |
| 221.4.38.160/29 | 🇨🇳CN | assigned | |
| 221.4.37.32/29 | 🇨🇳CN | assigned | |
| 221.4.38.152/29 | 🇨🇳CN | assigned | |
| 221.4.38.176/29 | 🇨🇳CN | assigned | |
| 221.4.38.0/29 | 🇨🇳CN | assigned | |
| 221.4.44.0/29 | 🇨🇳CN | assigned | |
| 221.4.38.168/29 | 🇨🇳CN | assigned | |
| 221.4.38.16/29 | 🇨🇳CN | assigned | |
| 221.4.40.16/29 | 🇨🇳CN | assigned | |
| 221.4.38.184/29 | 🇨🇳CN | assigned | |
| 221.4.40.64/29 | 🇨🇳CN | assigned |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/221.4.32.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/221.4.32.0/20" | jq
External Links