131.143.212.0/22
🇯🇵CIDR
131.143.212.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇯🇵 Japan
City
Chiyoda City (Ōtemachi)
RIR
ARIN
Status
allocated
Allocated
10/6/2025
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 131.143.212.0/22 | AS18526DDPS - DDPS Networks, LLC | Valid | ARIN | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 131.143.214.0/23 | AS18526DDPS - DDPS Networks, LLC | Valid | — | 5/31/2026 |
Origin ASN
AS18526
DDPS - DDPS Networks, LLC
Geolocation
API
Open https://api.ipctl.io/v1/prefix/131.143.212.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/131.143.212.0/22" | jq
External Links