SPF Record Flattener — Reduce DNS Lookups

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About SPF Record Flattener

Stay Under the 10 Lookup Limit

See exactly how many DNS lookups an SPF record triggers and flatten complex include chains into a single publishable policy.

Inside the Breakdown

Original SPF record alongside the flattened replacement
All includes, redirects, and mechanisms resolved in reading order
Lookup counter with alerts when you are close to, or over, provider limits

Next Steps

Flatten your record, update DNS with confidence, and keep the mechanism list handy for quarterly audits or security reviews.

To round out email authentication checks, see SPF Explainer, DMARC Record Checker, and DKIM Record Checker.

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