157.17.128.0/17
🇯🇵IPv4APNICallocated RPKI Valid
CIDR
157.17.128.0/17
IP Version
IPv4
Addresses
32.7K
Mask
/17 (255.255.128.0)
Country
🇯🇵 Japan
City
Chiyoda
RIR
APNIC
Status
allocated
Allocated
8/14/1992
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 157.17.176.0/24 | AS55897SAKURA-F - SAKURA Internet Inc. | Valid | — | 6/15/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 157.17.128.0/17 | AS0 | /32 | apnic |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/157.17.128.0/17Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/157.17.128.0/17" | jq
External Links