203.217.180.0/22
🇯🇵CIDR
203.217.180.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇯🇵 Japan
City
Chiyoda City
RIR
APNIC
Status
allocated
Allocated
7/9/2009
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.217.180.0/22 | AS18134KITANET - JCOM Co., Ltd. | Valid | RADB | 6/1/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.217.180.0/23 | AS18134KITANET - JCOM Co., Ltd. | Valid | — | 6/1/2026 |
| 203.217.182.0/23 | AS18134KITANET - JCOM Co., Ltd. | Valid | — | 6/1/2026 |
Origin ASN
AS18134
KITANET - JCOM Co., Ltd.
Geolocation
API
Open https://api.ipctl.io/v1/prefix/203.217.180.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/203.217.180.0/22" | jq
External Links