Custom Domains and DNS for Microsoft 365
A detailed technical guide to buying a domain, understanding DNS, adding a custom domain to Microsoft Entra and Microsoft 365, and configuring DNS records such as MX, TXT, CNAME, SPF, DKIM, and DMARC.
Topic
Domains and DNS
Custom domains, DNS records, MX, SPF, DKIM, DMARC, and Microsoft 365 domain onboarding.