> ## Documentation Index
> Fetch the complete documentation index at: https://help.airbridge.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Postback Server IP Addresses for Advertisers

**Effective date: October 1, 2025**

If you want to receive postbacks from only a specific set of Airbridge postback server IP addresses, take the following actions:

1. Allowlist the Airbridge postback server IP addresses listed below.
2. Request Airbridge to use only these IP addresses by contacting your CSM. If you don't have a dedicated CSM, contact the [Airbridge Help Center](https://app.airbridge.io/supports).

| Postback Server IP Address |
| - |
| 3.112.156.26 |
| 3.113.116.246 |
| 18.177.210.124 |
| 18.178.90.248 |
| 18.182.81.54 |
| 35.73.18.225 |
| 35.76.1.45 |
| 52.196.176.123 |
| 54.150.6.139 |
| 54.238.226.38 |
| 3.35.29.212 |
| 3.35.66.163 |
| 3.35.109.84 |
| 3.35.115.78 |
| 3.35.125.128 |
| 3.35.125.182 |
| 3.35.142.157 |
| 3.35.145.199 |
| 3.35.185.244 |
| 3.35.253.108 |

<link rel="alternate" hrefLang="en" href="https://help.airbridge.io/en/guides/postback-server-ip-address-advertisers" />

<link rel="alternate" hrefLang="ko" href="https://help.airbridge.io/ko/guides/postback-server-ip-address-advertisers" />


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