| Date | IP Address |
| 2025-08-12 | 52.180.178.6 (ClassC) |
| Date | Domain | IP |
| southeastasia.api.speech.microsoft.com | 2025-06-30 | 40.119.229.160 |
| eastasia.data.api.speech.microsoft.com | 2025-04-30 | 207.46.147.148 |
| australiaeast.data.api.speech.microsoft.com | 2025-06-07 | 52.187.229.23 |
| centraluseuap.customvoice.api.speech.microsoft.com | 2025-08-12 | 52.180.178.6 |
| eastus.customvoice.api.speech.microsoft.com | 2025-06-21 | 40.71.11.144 |
| northeurope.api.speech.microsoft.com | 2025-07-25 | 52.156.205.101 |
| westeurope.api.speech.microsoft.com | 2025-07-09 | 20.93.196.39 |
| switzerlandnorth.api.speech.microsoft.com | 2025-07-22 | 51.107.22.221 |
| francecentral.api.speech.microsoft.com | 2025-07-02 | 20.74.70.181 |
| germanywestcentral.api.speech.microsoft.com | 2025-06-07 | 20.52.201.73 |
| mooncakedevops.api.speech.microsoft.com | 2025-03-24 | 52.130.76.213 |
| fairfaxdevops.api.speech.microsoft.com | 2024-11-05 | 13.72.36.138 |
| northcentralus.api.speech.microsoft.com | 2025-06-26 | 23.96.235.37 |
| southcentralus.api.speech.microsoft.com | 2025-07-21 | 40.74.251.115 |
| eastus.api.speech.microsoft.com | 2025-06-06 | 52.191.89.158 |
| westus.api.speech.microsoft.com | 2025-05-23 | 40.78.52.77 |