| Date | IP Address |
| 2017-06-29 | 52.71.218.234 (ClassC) |
| 2019-07-11 | 54.85.54.151 (ClassC) |
| 2019-08-30 | 52.1.221.27 (ClassC) |
| 2019-09-05 | 35.172.210.94 (ClassC) |
| 2019-09-15 | 52.3.193.16 (ClassC) |
| 2022-04-27 | 52.1.170.16 (ClassC) |
| 2022-05-24 | 100.24.197.195 (ClassC) |
| 2022-06-11 | 52.70.196.237 (ClassC) |
| 2022-08-29 | 3.227.52.210 (ClassC) |
| 2022-10-13 | 54.160.15.16 (ClassC) |
| 2022-11-06 | 52.4.230.186 (ClassC) |
| 2023-05-26 | 3.212.171.163 (ClassC) |
| 2023-11-06 | 18.207.39.32 (ClassC) |
| 2023-11-21 | 54.211.91.176 (ClassC) |
| 2024-01-01 | 52.5.226.176 (ClassC) |
| 2024-08-16 | 34.234.3.237 (ClassC) |
| 2024-09-21 | 3.226.233.208 (ClassC) |
| 2024-10-05 | 3.214.70.204 (ClassC) |
| 2024-11-01 | 34.192.69.220 (ClassC) |
| 2024-11-25 | 34.239.89.160 (ClassC) |
| 2025-03-22 | 54.86.218.242 (ClassC) |
| 2025-04-15 | 44.214.169.167 (ClassC) |
| 2025-05-11 | 3.223.41.170 (ClassC) |
| 2025-05-11 | 52.6.149.33 (ClassC) |
| 2025-06-25 | 54.158.106.10 (ClassC) |
| 2025-08-02 | 3.233.28.174 (ClassC) |
| 2025-08-10 | 54.159.14.11 (ClassC) |
| 2025-08-22 | 52.72.7.199 (ClassC) |
| 2025-09-05 | 52.55.100.144 (ClassC) |
| 2025-09-10 | 44.215.31.12 (ClassC) |
| 2026-01-21 | 54.82.205.145 (ClassC) |
| Date | Domain | IP |
| customer-service.mailcenter-alert.com | 2026-01-17 | 54.82.205.145 |
| voicemail.ivanhoecambridge.mailcenter-alert.com | 2024-01-12 | 184.72.134.10 |
| deactivate.mailcenter-alert.com | 2025-04-23 | 44.217.122.173 |
| mail.mailcenter-alert.com | 2024-01-13 | 184.72.134.10 |
| mymail.mailcenter-alert.com | 2025-10-26 | 3.213.74.195 |
| login.mailcenter-alert.com | 2025-12-10 | 107.23.239.252 |
| confirmation.mailcenter-alert.com | 2025-10-19 | 35.171.39.251 |
| info.mailcenter-alert.com | 2025-08-18 | 35.170.136.206 |
| violations.mailcenter-alert.com | 2024-10-01 | 3.214.70.204 |
| oka-mak-prod1-t.mailcenter-alert.com | 2025-08-18 | 3.230.96.90 |
| www.mailcenter-alert.com | 2024-11-25 | 44.217.151.146 |