| Date | IP Address |
| 2017-10-02 | 54.230.199.157 (ClassC) |
| 2017-10-27 | 54.192.2.50 (ClassC) |
| 2017-10-30 | 52.85.62.32 (ClassC) |
| 2017-10-30 | 52.85.62.98 (ClassC) |
| 2017-11-15 | 54.230.9.127 (ClassC) |
| 2017-12-14 | 13.32.67.114 (ClassC) |
| 2018-01-21 | 13.33.164.79 (ClassC) |
| 2018-01-23 | 52.84.11.115 (ClassC) |
| 2020-04-10 | 99.84.160.103 (ClassC) |
| 2020-04-10 | 99.84.160.19 (ClassC) |
| 2024-08-25 | 172.234.222.143 (ClassC) |
| 2025-07-09 | 76.223.54.146 (ClassC) |
| 2026-01-23 | 13.248.169.48 (ClassC) |
| Date | Domain | IP |
| media.opteck.com | 2024-09-24 | 172.234.222.138 |
| assets-popuper.opteck.com | 2024-08-25 | 172.234.222.143 |
| assets.opteck.com | 2024-08-30 | 172.234.222.143 |
| www.opteck.com | 2024-09-25 | 172.234.222.143 |