121.12.248.0/22
🇨🇳IPv4APNICannouncedAS134775ChinaNet-Guangdong-Zhusanjiao-MAN - CHINANET Guangdong province Zhusanjiao MAN networkNo ROA
CIDR
121.12.248.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇨🇳 China
City
Guangzhou
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 121.12.248.0/22 | AS134775ChinaNet-Guangdong-Zhusanjiao-MAN - CHINANET Guangdong province Zhusanjiao MAN network | No ROA | RADB | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 121.8.0.0/13 | AS4134CHINANET-BACKBONE - No.31,Jin-rong Street | No ROA | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS134775 | RADB | MAINT-AS4813 | 3/16/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 121.12.251.192/27 | 🇨🇳CN | assigned | |
| 121.12.251.160/27 | 🇨🇳CN | assigned | |
| 121.12.251.224/28 | 🇨🇳CN | assigned | |
| 121.12.251.144/28 | 🇨🇳CN | assigned | |
| 121.12.251.32/28 | 🇨🇳CN | assigned | |
| 121.12.251.136/29 | 🇨🇳CN | assigned | |
| 121.12.251.240/29 | 🇨🇳CN | assigned | |
| 121.12.250.120/30 | 🇨🇳CN | assigned | |
| 121.12.251.248/30 | 🇨🇳CN | assigned | |
| 121.12.248.132/30 | 🇨🇳CN | assigned | |
| 121.12.251.132/30 | 🇨🇳CN | assigned | |
| 121.12.248.136/30 | 🇨🇳CN | assigned | |
| 121.12.248.130/31 | 🇨🇳CN | assigned | |
| 121.12.251.130/31 | 🇨🇳CN | assigned | |
| 121.12.248.140/31 | 🇨🇳CN | assigned | |
| 121.12.251.252/31 | 🇨🇳CN | assigned | |
| 121.12.250.246/31 | 🇨🇳CN | assigned | |
| 121.12.250.248/31 | 🇨🇳CN | assigned | |
| 121.12.250.244/31 | 🇨🇳CN | assigned | |
| 121.12.250.237/32 | 🇨🇳CN | assigned | |
| 121.12.250.17/32 | 🇨🇳CN | assigned | |
| 121.12.250.18/32 | 🇨🇳CN | assigned | |
| 121.12.251.129/32 | 🇨🇳CN | assigned | |
| 121.12.248.248/32 | 🇨🇳CN | assigned | |
| 121.12.248.250/32 | 🇨🇳CN | assigned | |
| 121.12.250.243/32 | 🇨🇳CN | assigned | |
| 121.12.251.254/32 | 🇨🇳CN | assigned | |
| 121.12.248.249/32 | 🇨🇳CN | assigned |
Origin ASN
AS134775
ChinaNet-Guangdong-Zhusanjiao-MAN - CHINANET Guangdong province Zhusanjiao MAN network
Geolocation
API
Open https://api.ipctl.io/v1/prefix/121.12.248.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/121.12.248.0/22" | jq
External Links