| IPv4 Address Range | Source | Original Date of Allocation/Assignment | Recipient | Date of Transfer | Remarks |
|---|---|---|---|---|---|
| 210.171.32.0-210.171.60.255 | Yahoo Japan Corporation | 1998-03-10 | Yahoo Japan Corporation | 2014-03-10 | (*1) |
| 210.171.62.0/23 | |||||
| 210.229.224.0/21 | 1998-07-06 | ||||
| 210.229.233.0-210.229.234.255 | |||||
| 210.229.236.0-210.229.255.255 | |||||
| 210.229.235.0/24 | 2014-01-08 | ||||
| 210.171.61.0/24 | 2014-01-09 | ||||
| 210.229.232.0/24 |
