| Date | IP Address |
| 2018-06-20 | 52.71.176.187 (ClassC) |
| 2018-09-12 | 107.23.120.238 (ClassC) |
| 2024-12-25 | 54.157.171.143 (ClassC) |
| 2025-01-12 | 3.221.116.15 (ClassC) |
| 2025-05-15 | 52.6.123.159 (ClassC) |
| 2025-05-21 | 44.210.47.100 (ClassC) |
| 2025-07-16 | 3.209.187.211 (ClassC) |
| 2025-07-24 | 52.87.21.157 (ClassC) |
| 2025-08-29 | 35.173.117.67 (ClassC) |
| 2026-01-16 | 98.94.229.252 (ClassC) |
| Date | Domain | IP |
| cdnservice.harkins.com | 2024-03-06 | 51.143.109.15 |
| devcdnservice.harkins.com | 2024-03-08 | 51.143.109.15 |
| postman.harkins.com | 2024-12-25 | 54.157.171.143 |
| www.harkins.com | 2025-09-16 | 13.107.253.70 |