112.57.74.0/23
🇨🇳CIDR
112.57.74.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇨🇳 China
City
Youyilu
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 112.57.74.0/23 | AS38019CMNET-V4TIANJIN-AS-AP - tianjin Mobile Communication Company Limited | No ROA | RADB | 5/31/2026 |
Covering Prefix
3 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 112.0.0.0/10 | AS9808CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. | No ROA | — | 5/31/2026 |
| 112.57.74.0/24 | AS38019CMNET-V4TIANJIN-AS-AP - tianjin Mobile Communication Company Limited | No ROA | — | 5/31/2026 |
| 112.57.75.0/24 | AS38019CMNET-V4TIANJIN-AS-AP - tianjin Mobile Communication Company Limited | No ROA | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS38019 | RADB | MAINT-AS58453 | 10/29/2025 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/112.57.74.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/112.57.74.0/23" | jq
External Links