| Date | IP Address |
| 2023-08-06 | 104.26.12.37 (ClassC) |
| 2023-08-23 | 172.67.71.99 (ClassC) |
| 2024-10-05 | 104.26.14.218 (ClassC) |
| 2024-10-20 | 104.26.15.218 (ClassC) |
| 2024-11-03 | 172.67.73.31 (ClassC) |
| Date | Domain | IP |
| assets.quillbot.dev | 2024-11-02 | 104.26.14.218 |
| www.quillbot.dev | 2024-07-26 | 104.26.14.218 |