| Date | IP Address |
| 2020-11-08 | 173.45.167.152 (ClassC) |
| 2022-01-30 | 3.94.41.167 (ClassC) |
| 2022-01-30 | 52.86.6.113 (ClassC) |
| 2023-04-15 | 155.94.197.38 (ClassC) |
| 2023-07-02 | 199.59.243.223 (ClassC) |
| 2023-07-15 | 199.59.243.224 (ClassC) |
| 2023-08-04 | 164.88.252.6 (ClassC) |
| 2023-11-01 | 168.76.253.88 (ClassC) |
| 2026-02-27 | 168.76.253.251 (ClassC) |
| Date | Domain | IP |
| igc.sendingfreemail.com | 2025-09-10 | 168.76.253.251 |
| ead.sendingfreemail.com | 2025-06-07 | 168.76.253.251 |
| www.sendingfreemail.com | 2023-08-09 | 164.88.252.6 |