> For the complete documentation index, see [llms.txt](https://docs.emaillabs.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.emaillabs.io/en/first-steps/spf-record/if-you-have-an-spf-record-from-another-service.md).

# If You Have an SPF Record from Another Service

* Go to your domain’s DNS settings as described in the previous step.
* Find the existing TXT record with the SPF entry.
* Update the SPF record by adding the following before the \~all mechanism:

  `include:_spf.emaillabs.net.pl`

This entry will extend the list of authorized servers to include EmailLabs’ servers, while maintaining the previously defined services.