| Date | Description |
|---|---|
| 2025-04-18 | update robots_txt_status www.catawbaengineering.com: 0 => 404 |
| 2025-01-31 | update robots_txt_status www.catawbaengineering.com: 404 => 0 |
| 2024-12-03 | update robots_txt_status www.catawbaengineering.com: 0 => 404 |
| 2024-09-27 | update robots_txt_status www.catawbaengineering.com: 404 => 0 |
| 2023-09-28 | update robots_txt_status www.catawbaengineering.com: 0 => 404 |
| 2023-06-16 | update robots_txt_status www.catawbaengineering.com: 404 => 0 |