How to Check MX Records for Email Problems
Learn how MX records work, how to check them, and how to troubleshoot missing or incorrect mail exchanger records.
Read guide →Start here
Email relies on DNS for routing and trust. Use these guides to check MX records, SPF, DKIM and DMARC before and after provider changes.
SPF, DKIM and DMARC Explained
Understand SPF, DKIM and DMARC DNS records, how they help protect domains, and how to check email authentication settings.
Read guide →DNS Record Types Explained
A practical guide to common DNS record types including A, AAAA, CNAME, MX, TXT, NS, SOA, PTR and CAA records.
Read guide →Common DNS Problems and How to Fix Them
A practical guide to common DNS issues including wrong A records, missing MX records, broken CNAMEs, nameserver mistakes and cached answers.
Read guide →