Free tools
MX Lookup
Find the mail servers that receive email for any domain, in the order senders try them.
Lookups run in your browser against public DNS (dns.google). Nothing is sent to or stored by MailCraft.
What are MX records?
Mail exchange records tell the internet which servers accept email for a domain. They matter for receiving mail — sending reputation depends on SPF, DKIM and DMARC instead. Learn how email DNS records work →