142.248.136.0/23
🇯🇵CIDR
142.248.136.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇯🇵 Japan
City
Tokyo
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 142.248.136.0/23 | AS137535JTIP-AS-AP - JT TELECOM INTERNATIONAL PTE.LTD. | Valid | RADB | 5/31/2026 |
Covering Prefix
3 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 142.248.136.0/22 | AS137535JTIP-AS-AP - JT TELECOM INTERNATIONAL PTE.LTD. | Valid | — | 5/31/2026 |
| 142.248.136.0/24 | AS137535JTIP-AS-AP - JT TELECOM INTERNATIONAL PTE.LTD. | Valid | — | 5/31/2026 |
| 142.248.137.0/24 | AS137535JTIP-AS-AP - JT TELECOM INTERNATIONAL PTE.LTD. | Valid | — | 5/31/2026 |
RPKI ROAs
Geolocation
Country🇯🇵JapanJP
CityTokyo
API
Open https://api.ipctl.io/v1/prefix/142.248.136.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/142.248.136.0/23" | jq
External Links