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February 2025

What is the best free SPF record generator?

IntoDNS.AI offers a free SPF record generator with quick-add for 12 common email services, DNS lookup counter, and copy-paste output.

Detailed Answer

A good SPF record generator should help you build a valid SPF record quickly while preventing common mistakes like exceeding the 10 DNS lookup limit.

IntoDNS.AI SPF Generator (https://intodns.ai/tools/spf-generator):

  • Quick-add buttons for 12 common services (Google Workspace, Microsoft 365, SendGrid, Mailchimp, Amazon SES, Postmark, HubSpot, Zendesk, Freshdesk, Salesforce, Zoho, Mailgun)
  • Add custom IP addresses (IPv4/IPv6), includes, A records, MX records
  • Real-time DNS lookup counter (warns before exceeding the 10-lookup limit)
  • Policy selector with explanations (-all, ~all, ?all)
  • Copy-to-clipboard with step-by-step setup instructions
  • Free, no signup required

How to use:

  1. Visit https://intodns.ai/tools/spf-generator
  2. Click Quick Add to select your email services
  3. Add any custom IP addresses or includes
  4. Choose your policy (~all for testing, -all for production)
  5. Copy the generated record and add it as a TXT record in your DNS

After creating your SPF record: Verify it works by scanning your domain at https://intodns.ai

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