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Google Workspace

How to Whitelist an IP Address in Google Workspace or for Gmail in Admin Console 2026 Easily

By Impran M N

If your organization sends automated email from a custom server or third-party app, whitelisting its IP address ensures those messages reach Workspace inboxes without being flagged as spam. This guide covers how to set that up in the Admin Console.

01Locate Gmail settings in the Admin Console

Sign in as an admin and navigate to the Apps section, then into Gmail's advanced settings.

02Access routing and email whitelist options

Within Gmail's settings, find the section for email allowlists or advanced routing rules used to trust specific servers.

03Add the IP address or range

Enter the trusted IP address, or a range if you're whitelisting a block of addresses, under the email whitelist configuration.

04Save and apply the changes

Confirm the settings are saved so the whitelist takes effect across your organization's Gmail delivery rules.

05Test with a sample email

Send a test message from the whitelisted server to confirm it arrives without being filtered, and monitor for any delivery issues.

FAQ

Frequently asked questions

Why would I need to whitelist an IP address in Google Workspace?

This is typically needed when a trusted third-party app or custom mail server sends email that's being incorrectly flagged as spam by default filtering.

Is whitelisting an IP address a security risk?

It can be if misused, since whitelisted addresses bypass standard spam checks — only whitelist servers and services you fully trust.

Can I whitelist a range of IP addresses instead of just one?

Yes, Google Workspace's routing settings support whitelisting IP ranges, which is useful for services that send from multiple servers.

How do I verify my IP whitelist changes are working?

Send a test email from the whitelisted address or server and confirm it lands in the inbox rather than being filtered or blocked.

Watch the full walkthrough

The same steps, demonstrated on screen from start to finish.