~/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 a include:mktomail.com include:_spf.google.com ip4:149.72.216.165 ip4:167.89.79.69 ip4:167.89.87.53 ip4:168.245.25.177 ip4:167.89.97.206 include:mail.zendesk.com include:mg-spf.greenhouse.io -all
- DNS lookups
- 5 / 10
- All mechanism
- -all
- Includes (4)
- mktomail.com, _spf.google.com, mail.zendesk.com, mg-spf.greenhouse.io
- IP4 (5)
- 149.72.216.165, 167.89.79.69, 167.89.87.53, 168.245.25.177, 167.89.97.206
- IP6 (0)
- —