| Date | IP Address |
| 2024-12-01 | 199.60.103.123 (ClassC) |
| 2025-01-25 | 199.60.103.23 (ClassC) |
| Date | Domain | IP |
| authstaging2.closesimple.com | 2025-01-15 | 3.165.160.15 |
| resultstimeline.closesimple.com | 2024-02-18 | 99.84.66.121 |
| auth.closesimple.com | 2024-07-30 | 18.161.6.103 |
| authstaging2.admin.closesimple.com | 2024-02-25 | 204.246.191.96 |
| auth.admin.closesimple.com | 2024-06-16 | 3.163.24.113 |
| authdev.admin.closesimple.com | 2024-09-25 | 204.246.191.69 |
| staging2.diagnostics.closesimple.com | 2024-03-01 | 18.161.6.7 |
| dev.diagnostics.closesimple.com | 2024-02-19 | 99.84.66.92 |
| errors.closesimple.com | 2024-03-10 | 204.246.191.97 |
| prod.errors.closesimple.com | 2024-03-09 | 204.246.191.58 |
| authdev.closesimple.com | 2024-09-17 | 204.246.191.9 |
| security.closesimple.com | 2024-06-24 | 104.18.26.175 |