| Date | IP Address |
| 2024-10-18 | 3.73.14.60 (ClassC) |
| 2024-11-11 | 3.66.68.65 (ClassC) |
| 2024-12-27 | 3.125.251.141 (ClassC) |
| 2025-01-07 | 3.73.186.182 (ClassC) |
| 2025-03-16 | 3.78.8.41 (ClassC) |
| 2025-04-15 | 3.72.58.250 (ClassC) |
| 2025-06-26 | 52.58.43.77 (ClassC) |
| 2025-07-13 | 35.156.222.149 (ClassC) |
| 2025-07-25 | 3.127.167.3 (ClassC) |
| 2025-08-04 | 3.122.2.42 (ClassC) |
| 2025-08-13 | 18.194.101.122 (ClassC) |
| 2025-08-30 | 3.121.2.96 (ClassC) |
| 2025-09-30 | 18.157.59.64 (ClassC) |
| Date | Domain | IP |
| euc1.provisioning-api.ser.emailrouter.com | 2024-06-09 | 18.198.127.244 |
| euc1.mail-api.ser.emailrouter.com | 2024-10-18 | 3.73.14.60 |