VI
01/16/2026, 10:50 AMAI Evy
01/16/2026, 10:50 AMAI Evy
01/16/2026, 10:50 AM143.223.88.0/21
- 161.115.160.0/19
However, I don't have documentation that specifically confirms these are the IP ranges used for post chat webhooks. The sources available discuss SIP/webhook traffic in general but don't explicitly detail IP ranges for chat agent webhooks specifically.
For the most accurate and complete list of IP ranges to whitelist for webhooks, I'd recommend checking the official webhook documentation or reaching out for confirmation:
Check out these potentially useful sources:
- [List Chat Agents]()
- [Contact Sales]()
- [Retell AI GitHub]()
Would you like me to provide a general answer based on what's available, or would you prefer to verify the specific IP ranges through official support channels?AI Evy
01/16/2026, 10:50 AMAI Evy
01/16/2026, 10:50 AM