Free · runs in your browser
MX Record Lookup
See mail provider and MX health for any domain.
How it works
Look up MX records and mail provider
Enter a domain → click Look up MX → see mail exchangers, priorities, and a likely provider guess via live DNS-over-HTTPS.
Results appear here after you click Look up MX.
Related deliverability & DNS tools
Same category — authentication, MX health, blacklists, and placement estimates.
Send with authenticated domains via MailShrine?
Fix DNS auth here, then harvest and send from AI Email Lead Generator with pay-as-you-go credits.