~/tools / spf-checker

SPF Checker

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

>
[ OK ] Strict SPF (-all). Unauthorized senders are rejected.
── output ─────
v=spf1 include:vodafonemail.de ip4:176.95.8.68 ip4:84.17.184.251 ip4:84.17.184.252 ip4:84.17.184.253 include:spf1.vodafone.de -all
DNS lookups
2 / 10
All mechanism
-all
Includes (2)
vodafonemail.de, spf1.vodafone.de
IP4 (4)
176.95.8.68, 84.17.184.251, 84.17.184.252, 84.17.184.253
IP6 (0)
// Save vodafone.de → we'll run this daily and alert on changes. /signup →