Nov 19, 2016 -
| Name | First Seen |
|---|---|
| ns.edusoohak.org.name7.org | Feb 15, 2021 |
| ns.eduschool.org | Jan 18, 2017 |
| Name | First Seen | Last Seen |
|---|---|---|
| ns3.marketingkorea.net | Nov 19, 2016 | Feb 17, 2021 |
| ns.edusoohak.org | Nov 19, 2016 | Feb 14, 2021 |
| ns3.edukakao.net | Nov 19, 2016 | Sep 14, 2020 |
| ns2.gosistudy.com | Nov 19, 2016 | Aug 29, 2019 |