| Date | IP Address |
| 2023-09-09 | 108.138.199.76 (ClassC) |
| 2023-09-09 | 18.160.10.29 (ClassC) |
| 2024-10-25 | 99.84.66.28 (ClassC) |
| 2024-12-07 | 99.84.66.68 (ClassC) |
| 2025-05-07 | 99.84.66.13 (ClassC) |
| 2025-11-12 | 3.169.173.68 (ClassC) |
| Date | Domain | IP |
| euportal.hankooktech.com | 2025-06-01 | 157.185.145.100 |
| dl.hankooktech.com | 2024-12-31 | 23.219.78.69 |
| sales.hankooktech.com | 2024-10-25 | 99.84.66.28 |
| product.hankooktech.com | 2024-07-06 | 23.213.34.139 |
| www.hankooktech.com | 2025-07-22 | 202.31.11.230 |