~/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 ip4:205.220.178.19 ip4:205.220.166.19 a:mail.voxmedia.com include:_spf.google.com include:amazonses.com include:mail.zendesk.com include:helpscoutemail.com ~all
DNS lookups
5 / 10
All mechanism
~all
Includes (4)
_spf.google.com, amazonses.com, mail.zendesk.com, helpscoutemail.com
IP4 (2)
205.220.178.19, 205.220.166.19
IP6 (0)
// Save theverge.com → we'll run this daily and alert on changes. /signup →