142.249.12.0/22
🇯🇵IPv4ARINallocatedMOAS RPKI Valid
CIDR
142.249.12.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇯🇵 Japan
City
Shibuya City
RIR
ARIN
Status
allocated
Allocated
11/21/2025
Announced BGP Routes
2 of 2 routesMOAS - 2 origin ASNs
RPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 142.249.12.0/22 | AS393427WIREDTECH - Wired Tech LLC | Invalid | — | 6/1/2026 |
| 142.249.12.0/22 | AS399138MICROLINK-CORE - Microlink Network | Valid | ARIN | 6/1/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/142.249.12.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/142.249.12.0/22" | jq
External Links