| Property | Value |
| Location | Kisa, Korea, Republic of |
| Country | Korea, Republic of |
| Domain | Date |
| ff2.mailplug.com | 2021-10-21 |
| ff01.mailplug.com | 2019-12-13 |
| filefree.mailplug.com | 2019-12-12 |
| filefree.mail-server.kr | 2019-11-04 |
| fx.mailplug.com | 2019-10-18 |
| fx03.mailplug.com | 2019-09-09 |
| filefree.biz-mail.co.kr | 2018-11-16 |
| ff01.biz-mail.co.kr | 2018-07-15 |