Summary
| Registry | APNIC |
| Country | JP |
| Status | assigned |
| IP Version | IPv4 |
| Allocated | 2010-07-01 |
| Last Updated | 2026-08-26 |
| 1.66.20.0/24 | N/A | 0 | 1 | 1 |
| 1.66.24.0/24 | N/A | 0 | 1 | 1 |
| 1.66.32.0/24 | N/A | 0 | 1 | 2 |
| 1.66.34.0/24 | N/A | 0 | 1 | 1 |
| 1.66.35.0/24 | N/A | 0 | 1 | 1 |
| 1.66.36.0/24 | N/A | 0 | 1 | 1 |
| 1.66.68.0/24 | N/A | 0 | 1 | 1 |
| 1.66.90.0/24 | N/A | 0 | 1 | 1 |
| 1.66.92.0/24 | N/A | 0 | 1 | 1 |
| 1.66.96.0/24 | N/A | 0 | 1 | 2 |
| 1.66.100.0/24 | N/A | 0 | 1 | 1 |
| 1.66.104.0/24 | N/A | 0 | 1 | 2 |
| 1.66.105.0/24 | N/A | 0 | 1 | 1 |
| 1.66.106.0/24 | N/A | 0 | 1 | 1 |
| 1.66.108.0/24 | N/A | 0 | 1 | 1 |
| 1.66.112.0/24 | N/A | 0 | 1 | 1 |
| 1.66.128.0/24 | N/A | 0 | 1 | 1 |