| Date | IP Address |
| 2019-02-16 | 3.16.64.219 (ClassC) |
| 2025-04-07 | 18.220.225.51 (ClassC) |
| 2025-10-12 | 3.141.222.179 (ClassC) |
| 2026-03-02 | 3.18.56.123 (ClassC) |
| Date | Domain | IP |
| el2.convertkit-mail2.com | 2025-09-21 | 3.141.222.179 |
| click.convertkit-mail2.com | 2020-09-02 | 18.224.124.102 |
| open.convertkit-mail2.com | 2024-11-05 | 3.18.56.123 |