120.133.128.0/20
🇨🇳IPv4APNICannouncedMOAS RPKI Valid
CIDR
120.133.128.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇨🇳 China
City
Chaowai (Chaoyang)
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
2 of 2 routesMOAS - 2 origin ASNs
RPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 120.133.128.0/20 | AS58466CT-Guangzhou-IDC - CHINANET Guangdong province network | Valid | RADB | 6/1/2026 |
| 120.133.128.0/20 | AS136958UNICOM-GuangZhou-IDC - China Unicom Guangdong IP network | Valid | — | 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 |
Origin ASNs (2)
AS58466MOAS
CT-Guangzhou-IDC - CHINANET Guangdong province network
AS136958MOAS
UNICOM-GuangZhou-IDC - China Unicom Guangdong IP network
Geolocation
API
Open https://api.ipctl.io/v1/prefix/120.133.128.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/120.133.128.0/20" | jq
External Links