Check SPF/DKIM/DMARC of a domain, get a non-binding Fix & Verify quote, re-verify after the DNS fix.
Free
One server, in email. Check SPF/DKIM/DMARC of a domain, get a non-binding Fix & Verify quote, re-verify after the DNS fix.
Check SPF/DKIM/DMARC of a domain, get a non-binding Fix & Verify quote, re-verify after the DNS fix.
The rest either hold an API key issued by the publisher or ask for nothing.
Listed without a verification tick. Read the listing before installing.