~/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:_spf.dkb.de include:spf.protection.outlook.com include:_spf.salesforce.com include:_spf.axs-net.de include:mailout.p4.net include:spf.servicemail24.de -all
DNS lookups
6 / 10
All mechanism
-all
Includes (6)
_spf.dkb.de, spf.protection.outlook.com, _spf.salesforce.com, _spf.axs-net.de, mailout.p4.net, spf.servicemail24.de
IP4 (0)
IP6 (0)
// Save dkb.de → we'll run this daily and alert on changes. /signup →