/Email deliverability/MX Lookup

MX Lookup

Resolve the mail servers a domain publishes and confirm they accept mail.

dns › MX
Domain name
Tip — type a command to jump tools:mx:stripe.com
Try one
What this checks
01Resolving nameservers
02Querying MX records
03Resolving mail hosts
04Reverse DNS (PTR)
05SMTP banner probe
06TLS capability