| Date | IP Address |
| 2020-01-24 | 143.204.160.106 (ClassC) |
| 2020-01-24 | 143.204.160.52 (ClassC) |
| 2020-08-24 | 143.204.150.38 (ClassC) |
| 2020-08-24 | 143.204.150.118 (ClassC) |
| 2020-09-10 | 13.226.36.31 (ClassC) |
| 2020-11-27 | 13.32.207.7 (ClassC) |
| 2020-11-27 | 13.32.207.88 (ClassC) |
| 2023-10-24 | 3.163.24.12 (ClassC) |
| 2023-11-11 | 3.163.24.105 (ClassC) |
| 2024-08-11 | 99.84.66.98 (ClassC) |
| 2025-04-14 | 99.84.66.95 (ClassC) |
| 2025-04-24 | 3.175.34.125 (ClassC) |
| 2025-05-15 | 99.84.66.34 (ClassC) |
| 2025-08-21 | 99.84.66.117 (ClassC) |
| Date | Domain | IP |
| abc7.letterbug.com | 2024-09-16 | 99.84.66.95 |
| asphilseesit.letterbug.com | 2024-12-27 | 99.84.66.34 |
| www.letterbug.com | 2024-04-30 | 99.84.66.117 |