112.137.144.0/20
🇯🇵CIDR
112.137.144.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇯🇵 Japan
City
Chiyoda
RIR
APNIC
Status
allocated
Allocated
2/6/2009
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 112.137.144.0/20 | AS18092CSF - Kyushu Tele Communications Company | No ROA | RADB | 6/1/2026 |
Covering Prefix
6 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 112.137.152.0/21 | AS18092CSF - Kyushu Tele Communications Company | No ROA | — | 6/1/2026 |
| 112.137.144.0/21 | AS18092CSF - Kyushu Tele Communications Company | No ROA | — | 6/1/2026 |
| 112.137.152.0/22 | AS18092CSF - Kyushu Tele Communications Company | No ROA | — | 6/1/2026 |
| 112.137.144.0/23 | AS18092CSF - Kyushu Tele Communications Company | No ROA | — | 6/1/2026 |
| 112.137.146.0/23 | AS18092CSF - Kyushu Tele Communications Company | No ROA | — | 6/1/2026 |
| 112.137.158.0/23 | AS18092CSF - Kyushu Tele Communications Company | No ROA | — | 6/1/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS18092 | RADB | MAINT-AS7684 | 11/13/2023 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/112.137.144.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/112.137.144.0/20" | jq
External Links