Messaging Products Webhooks
IP Address List
The following IP addresses only apply to messaging related products (SMS API, Messaging Apps API, Mobile Verification API, Automation API, Number Lookup API)
If you need to restrict inbound traffic to your webhook endpoint, please allow requests originating from the following outbound IP addresses:
| Platform Region | IP Addresses |
|---|---|
| Asia Pacific | 52.220.117.120, 52.220.109.9, 18.136.13.204 |
| Indonesia | 34.101.157.207, 34.101.215.77, 34.34.217.244, 34.101.109.67 |
| Europe | 34.142.20.188, 34.142.64.178, 34.39.69.103, 34.39.114.155 |
| North America | 50.112.250.190, 100.21.170.42, 52.10.10.63 |
This list was updated on: October 13th, 2025.
Programmable Voice
The below IPs have to be whitelisted for Number Masking API, call handle, call status, voice summary webhooks and Voice Recording uploads:
- 18.140.80.2
- 52.220.253.234
- 54.255.116.8
- 52.74.232.241
This list was updated on: Oct 13, 2023.