| Date | Description |
|---|---|
| 2022-05-25 | update website_status OK => DomainNotFound |
| 2019-09-26 | insert email wa..@hangangchem.com |
| 2014-04-03 | delete source_ip 122.224.186.95 |
| 2014-04-03 | insert source_ip 122.224.81.233 |
| 2014-04-03 | update robots_txt_status www.hangangchem.com: 404 => 200 |