120.133.144.0/23
🇨🇳CIDR
120.133.144.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇨🇳 China
City
Chaowai (Chaoyang)
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 120.133.144.0/23 | AS58466CT-Guangzhou-IDC - CHINANET Guangdong province network | Valid | RADB | 6/1/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 120.133.0.0/16 | AS23724CHINANET-IDC-BJ-AP - IDC, China Telecommunications Corporation | No ROA | — | 6/1/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 120.133.128.0/18 | AS9308 | /32 | apnic |
| 120.133.128.0/18 | AS9802 | /32 | apnic |
| 120.133.128.0/18 | AS17428 | /32 | apnic |
| 120.133.128.0/18 | AS23724 | /32 | apnic |
| 120.133.128.0/18 | AS56040 | /32 | apnic |
| 120.133.128.0/18 | AS58466 | /32 | apnic |
| 120.133.128.0/18 | AS59020 | /32 | apnic |
| 120.133.128.0/18 | AS133111 | /32 | apnic |
| 120.133.128.0/18 | AS136958 | /32 | apnic |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/120.133.144.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/120.133.144.0/23" | jq
External Links