~/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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[ OK ] Strict SPF (-all). Unauthorized senders are rejected.
── output ─────
v=spf1 include:_spf.google.com include:mail.zendesk.com include:amazonses.com include:7477936.spf06.hubspotemail.net -all
DNS lookups
4 / 10
All mechanism
-all
Includes (4)
_spf.google.com, mail.zendesk.com, amazonses.com, 7477936.spf06.hubspotemail.net
IP4 (0)
IP6 (0)
// Save netlify.com → we'll run this daily and alert on changes. /signup →