| IP: | 221.16.40.23 |
| Country: | Japan (JP) |
| Region: | 04 |
| City: | Ichikawa |
| Latitude: | 35.7197 |
| Longitude: | 139.9247 |
| Reverse DNS: | softbank221016040023.bbtec.net |
| Class A: | 221 |
| Class B: | 221.16 |
| Class C: | 221.16.40 |
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