| Date | Description |
|---|---|
| 2021-01-13 | delete source_ip 173.247.243.33 |
| 2021-01-13 | insert source_ip 173.231.199.41 |
| 2021-01-13 | update robots_txt_status www.centerlessgrind.com: 404 => 200 |
| 2016-05-02 | delete alias Centerless Grinding, Inc. |
| 2016-05-02 | insert index_pages_linkeddomain facebook.com |
| 2015-12-06 | delete source_ip 192.185.12.190 |
| 2015-12-06 | insert source_ip 173.247.243.33 |
| 2013-10-22 | delete source_ip 74.54.206.228 |
| 2013-10-22 | insert source_ip 192.185.12.190 |