~/tools / spf-checker
SPF Checker
Check SPF record. Counts DNS lookups against the 10-lookup limit, flags `+all` security holes, and identifies common mistakes.
[ WARNING ]
Soft fail (~all). Unauthorized senders flagged but not rejected. Consider -all for stronger protection.
── output ─────
v=spf1 ip4:198.2.180.60/32 ip4:13.111.2.227/32 include:spf1.stripe.com include:greenhouse-outbound-mail.stripe.com include:_spf.qualtrics.com ~all
- DNS lookups
- 3 / 10
- All mechanism
- ~all
- Includes (3)
- spf1.stripe.com, greenhouse-outbound-mail.stripe.com, _spf.qualtrics.com
- IP4 (2)
- 198.2.180.60/32, 13.111.2.227/32
- IP6 (0)
- —