May 03, 2018 - May 01, 2019
| Name | First Seen |
|---|
| Name | First Seen | Last Seen |
|---|---|---|
| ns1.insightspen.com | May 19, 2018 | May 01, 2019 |
| ns1.optimapen.net | Jun 12, 2018 | Apr 14, 2019 |
| ns1.penfavorite.com | Jun 12, 2018 | Apr 10, 2019 |
| ns1.insightspen.com | May 03, 2018 | May 16, 2018 |