Definition
MX records point receiving mail at the correct server. Mail cannot be delivered if the MX record is missing or wrong.
Best Practices
- Keep MX records accurate and redundant.
- Check MX records when changing mail providers.
- Use MX lookup tools to verify the destination.
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Email Authentication Protocols
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Frequently Asked Questions
A DNS record naming the mail server that accepts mail for a domain.
Mail will be rejected, bounce, or queue at the sender.
Use a DNS or MX lookup tool for your domain.