~/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:nytimes.com._nspf.vali.email include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email include:_spf.e.sparkpost.com include:amazonses.com ~all
DNS lookups
4 / 10
All mechanism
~all
Includes (4)
nytimes.com._nspf.vali.email, %{i}._ip.%{h}._ehlo.%{d}._spf.vali.email, _spf.e.sparkpost.com, amazonses.com
IP4 (0)
IP6 (0)
// Save nytimes.com → we'll run this daily and alert on changes. /signup →