203.99.72.0/21
🇯🇵CIDR
203.99.72.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇯🇵 Japan
City
Urasoe (Takushi)
RIR
APNIC
Status
allocated
Allocated
6/16/2005
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.99.72.0/21 | AS131909Okinawa-DC - OCC Co., Ltd. | No ROA | — | 5/30/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.99.72.0/22 | AS131909Okinawa-DC - OCC Co., Ltd. | No ROA | — | 5/30/2026 |
| 203.99.76.0/22 | AS131909Okinawa-DC - OCC Co., Ltd. | No ROA | — | 5/30/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS2497 | RADB | MAINT-AS2497 | 11/13/2023 |
Origin ASN
AS131909
Okinawa-DC - OCC Co., Ltd.
Geolocation
API
Open https://api.ipctl.io/v1/prefix/203.99.72.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/203.99.72.0/21" | jq
External Links