121.8.208.0/21
🇨🇳IPv4APNICannouncedAS134773ChinaNet-Guangdong-Guangzhou-MAN - CHINANET Guangdong province Guangzhou MAN networkNo ROA
CIDR
121.8.208.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇨🇳 China
City
Guangzhou
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 121.8.208.0/21 | AS134773ChinaNet-Guangdong-Guangzhou-MAN - CHINANET Guangdong province Guangzhou 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 |
|---|---|---|---|
| AS134773 | RADB | MAINT-AS4813 | 3/16/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 121.8.214.192/27 | 🇨🇳CN | assigned | |
| 121.8.214.128/27 | 🇨🇳CN | assigned | |
| 121.8.211.0/27 | 🇨🇳CN | assigned | |
| 121.8.211.208/29 | 🇨🇳CN | assigned | |
| 121.8.210.144/29 | 🇨🇳CN | assigned | |
| 121.8.208.240/29 | 🇨🇳CN | assigned | |
| 121.8.210.136/29 | 🇨🇳CN | assigned | |
| 121.8.209.192/30 | 🇨🇳CN | assigned | |
| 121.8.209.252/30 | 🇨🇳CN | assigned | |
| 121.8.209.248/30 | 🇨🇳CN | assigned |
Origin ASN
AS134773
ChinaNet-Guangdong-Guangzhou-MAN - CHINANET Guangdong province Guangzhou MAN network
Geolocation
API
Open https://api.ipctl.io/v1/prefix/121.8.208.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/121.8.208.0/21" | jq
External Links