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Email & DNS

SPF Record Generator

Build a valid SPF TXT record for Microsoft 365, Google Workspace, your own mail server and sending services – with a lookup counter.

Services that send for you
Runs in your browser – nothing is sent or stored.

Build a correct SPF record by ticking the services that send email for your domain – Microsoft 365, Google Workspace, Zoho, SendGrid, Mailgun, Amazon SES, Brevo, Mailchimp – and adding your own servers. The generator keeps the record valid, counts DNS lookups and warns before you go over the limit.

How to publish it

  1. Tick every service that sends as your domain, including invoicing, CRM and website contact forms.
  2. Copy the record and create (or replace) a single TXT record at @ in your DNS.
  3. Wait for the TTL, then confirm with the SPF, DKIM & DMARC Checker.

Frequently asked questions

Can a domain have two SPF records?

No. Two v=spf1 TXT records make SPF fail with permerror. Merge everything into one record.