| Date | Description |
|---|---|
| 2019-04-19 | update robots_txt_status www.sauerengineering.com: 404 => 200 |
| 2016-06-09 | delete source_ip 65.254.238.128 |
| 2016-06-09 | insert source_ip 65.254.227.240 |
| 2013-11-28 | delete source_ip 38.113.1.225 |
| 2013-11-28 | insert source_ip 65.254.238.128 |