| Date | Description |
|---|---|
| 2019-10-22 | update robots_txt_status www.delta-vad.com: 200 => 0 |
| 2019-04-12 | update robots_txt_status delta-vad.com: 404 => 200 |
| 2019-04-12 | update robots_txt_status www.delta-vad.com: 404 => 200 |
| 2019-03-10 | update robots_txt_status delta-vad.com: 200 => 404 |
| 2019-03-10 | update robots_txt_status www.delta-vad.com: 200 => 404 |