SIMPLE SYSTEMS / E-MAIL TOOLS
MX lookup
Find the mail servers that receive e-mail for a domain and inspect their priorities.
Find the servers that receive e-mail for a domain.Try
Queries use Google Public DNS. Cached answers can reflect propagation delays. SPF and DMARC checks inspect published records; they do not replace a complete mail-delivery assessment. Subdomain DMARC results check the organizational domain when needed.