| Date | IP Address |
| 2024-06-14 | 104.26.0.186 (ClassC) |
| 2025-10-10 | 34.36.138.32 (ClassC) |
| Date | Domain | IP |
| ml.api.speechify.com | 2025-09-18 | 35.190.19.75 |
| 67m.api.speechify.com | 2025-02-10 | 142.251.211.243 |
| audio.api.speechify.com | 2025-05-17 | 104.26.1.186 |
| dev.audio.api.speechify.com | 2025-10-10 | 34.49.155.166 |
| dev.voices.api.speechify.com | 2025-10-10 | 34.36.138.32 |