| Date | IP Address |
| 2017-09-07 | 52.222.226.92 (ClassC) |
| 2017-09-18 | 52.222.232.157 (ClassC) |
| 2017-09-18 | 52.222.232.206 (ClassC) |
| 2017-09-19 | 52.222.232.61 (ClassC) |
| 2017-09-20 | 54.230.199.135 (ClassC) |
| 2017-09-27 | 52.222.232.40 (ClassC) |
| 2017-09-27 | 52.85.74.47 (ClassC) |
| 2017-09-28 | 52.222.227.111 (ClassC) |
| 2017-10-29 | 54.192.2.86 (ClassC) |
| 2017-10-31 | 13.32.150.215 (ClassC) |
| 2017-11-06 | 54.230.9.11 (ClassC) |
| 2017-11-15 | 54.230.9.100 (ClassC) |
| 2017-11-16 | 52.222.232.166 (ClassC) |
| 2017-11-23 | 13.32.145.144 (ClassC) |
| 2017-11-27 | 13.32.67.99 (ClassC) |
| 2017-11-27 | 13.32.67.199 (ClassC) |
| 2017-11-29 | 13.32.67.13 (ClassC) |
| 2018-06-13 | 52.222.253.82 (ClassC) |
| 2018-07-23 | 52.85.219.109 (ClassC) |
| 2018-09-13 | 54.230.93.116 (ClassC) |
| 2018-09-21 | 52.85.255.238 (ClassC) |
| 2018-09-21 | 52.84.141.5 (ClassC) |
| 2019-03-06 | 52.222.218.51 (ClassC) |
| 2019-03-06 | 52.222.218.67 (ClassC) |
| 2019-03-06 | 52.222.218.7 (ClassC) |
| 2024-04-22 | 204.246.191.128 (ClassC) |
| 2025-05-05 | 99.84.66.121 (ClassC) |
| 2025-06-21 | 99.84.66.112 (ClassC) |
| 2025-07-09 | 99.84.66.96 (ClassC) |
| 2025-08-07 | 99.84.66.120 (ClassC) |
| Date | Domain | IP |
| authstaging2.closesimple.com | 2025-01-26 | 3.165.160.15 |
| static.closesimple.com | 2025-04-25 | 3.163.24.51 |
| resultstimeline.closesimple.com | 2024-04-22 | 204.246.191.128 |
| auth.closesimple.com | 2024-07-30 | 18.161.6.103 |
| adminui.support.manual.closesimple.com | 2025-02-20 | 3.163.165.52 |
| authstaging2.admin.closesimple.com | 2024-02-25 | 204.246.191.96 |
| auth.admin.closesimple.com | 2024-06-30 | 3.163.24.16 |
| authdev.admin.closesimple.com | 2024-09-25 | 204.246.191.69 |
| staging2.diagnostics.closesimple.com | 2025-02-26 | 18.161.6.52 |
| dev.diagnostics.closesimple.com | 2024-02-19 | 99.84.66.92 |
| errors.closesimple.com | 2025-02-04 | 204.246.191.99 |
| prod.errors.closesimple.com | 2025-02-04 | 18.65.229.100 |
| authdev.closesimple.com | 2024-09-17 | 204.246.191.9 |
| security.closesimple.com | 2025-05-12 | 104.18.26.175 |