220.254.128.0/17
🇯🇵CIDR
220.254.128.0/17
IP Version
IPv4
Addresses
32.7K
Mask
/17 (255.255.128.0)
Country
🇯🇵 Japan
City
Nagano
RIR
APNIC
Status
allocated
Allocated
8/2/2004
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 220.254.128.0/17 | AS18268JANIS - Naganoken Kyodou Densan Co.Ltd. | No ROA | — | 6/1/2026 |
Covering Prefix
3 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 220.254.0.0/16 | AS18268JANIS - Naganoken Kyodou Densan Co.Ltd. | No ROA | — | 6/1/2026 |
| 220.254.128.0/18 | AS18268JANIS - Naganoken Kyodou Densan Co.Ltd. | No ROA | — | 6/1/2026 |
| 220.254.192.0/18 | AS18268JANIS - Naganoken Kyodou Densan Co.Ltd. | No ROA | — | 6/1/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/220.254.128.0/17Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/220.254.128.0/17" | jq
External Links