| Date | IP Address |
| 2021-08-21 | 13.225.229.119 (ClassC) |
| 2021-08-21 | 13.225.229.66 (ClassC) |
| 2021-08-21 | 13.249.75.110 (ClassC) |
| 2022-07-22 | 108.156.107.105 (ClassC) |
| 2024-09-24 | 18.161.6.93 (ClassC) |
| 2024-12-23 | 18.161.6.27 (ClassC) |
| 2025-04-14 | 204.246.191.59 (ClassC) |
| 2025-08-13 | 18.161.6.90 (ClassC) |
| 2025-10-13 | 3.169.173.99 (ClassC) |
| 2025-10-23 | 3.169.173.26 (ClassC) |
| 2026-02-10 | 3.169.173.63 (ClassC) |
| Date | Domain | IP |
| a1.cdn.line.dev.mailpublisher.jp | 2024-07-27 | 18.161.6.75 |
| b1.cdn.line.dev.mailpublisher.jp | 2025-04-24 | 204.246.191.54 |
| cdn.dev.mailpublisher.jp | 2024-06-30 | 3.163.24.27 |
| a1.cdn.dev.mailpublisher.jp | 2024-09-24 | 18.161.6.93 |
| b1.cdn.dev.mailpublisher.jp | 2024-06-10 | 99.84.66.23 |
| docs.dev.mailpublisher.jp | 2024-02-14 | 99.84.66.31 |