Free SPF Checker Tool

Free SPF Record Checker Tool

Validate your SPF record configuration. Check for syntax errors, count DNS lookups, and ensure your SPF record is properly set up.

Check Your SPF Record

SPF Record Lookup

Open SPF Checker Tool →

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What the Tool Checks

  • Record exists – Verifies you have an SPF record
  • Syntax validation – Checks for formatting errors
  • DNS lookup count – Ensures you're under the 10 lookup limit
  • Mechanism validation – Verifies each include/ip4/mx is valid

Healthy SPF Record Example

v=spf1 include:_spf.google.com include:servers.mcsv.net -all

Common Issues

Issue Solution
No SPF record Create an SPF record
Too many DNS lookups (>10) Fix lookup limit
Multiple SPF records Merge into one record
Missing -all or ~all Add policy mechanism

Common Include Values

Service Include
Google Workspace include:_spf.google.com
Microsoft 365 include:spf.protection.outlook.com
Mailchimp include:servers.mcsv.net
SendGrid include:sendgrid.net
Amazon SES include:amazonses.com

Related Resources