~/tools / spf-checker

SPF Checker

Check SPF record. Counts DNS lookups against the 10-lookup limit, flags `+all` security holes, and identifies common mistakes.

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[ WARNING ] Soft fail (~all). Unauthorized senders flagged but not rejected. Consider -all for stronger protection.
── output ─────
v=spf1 include:dc-aa8e722993._spfm.yourdomain.com ~all
DNS lookups
1 / 10
All mechanism
~all
Includes (1)
dc-aa8e722993._spfm.yourdomain.com
IP4 (0)
—
IP6 (0)
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// Save yourdomain.com → we'll run this daily and alert on changes. /signup →