Queries DNS to provide results for MX, SPF, DKIM and DMARC record configuration. The tool compares records with the current standards and provides feedback.
This is a deep dive so it may take a while for results to be shown.
Queries known blocklists to see if the IP is listed. Checks to see if the reverse PTR record exists which is needed for SMTP transfer.
Calculates a deliverability score percentage based on best practice requirements.