120.136.128.0/21
🇨🇳CIDR
120.136.128.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇨🇳 China
City
Huamu (Pudong Xinqu)
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 120.136.128.0/21 | AS23853CNNIC-DSNET-AP - Shanghai Data Solution Co., Ltd. | Valid | APNIC | 5/31/2026 |
Covering Prefix
7 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 120.136.128.0/22 | AS23853CNNIC-DSNET-AP - Shanghai Data Solution Co., Ltd. | Valid | — | 5/31/2026 |
| 120.136.132.0/22 | AS23853CNNIC-DSNET-AP - Shanghai Data Solution Co., Ltd. | Valid | — | 5/31/2026 |
| 120.136.130.0/23 | AS23853CNNIC-DSNET-AP - Shanghai Data Solution Co., Ltd. | Valid | — | 5/31/2026 |
| 120.136.128.0/23 | AS23853CNNIC-DSNET-AP - Shanghai Data Solution Co., Ltd. | Valid | — | 5/31/2026 |
| 120.136.132.0/23 | AS23853CNNIC-DSNET-AP - Shanghai Data Solution Co., Ltd. | Valid | — | 5/31/2026 |
| 120.136.134.0/23 | AS23853CNNIC-DSNET-AP - Shanghai Data Solution Co., Ltd. | Valid | — | 5/31/2026 |
| 120.136.133.0/24 | AS23853CNNIC-DSNET-AP - Shanghai Data Solution Co., Ltd. | Valid | — | 5/31/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/120.136.128.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/120.136.128.0/21" | jq
External Links