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DNS Records Explained — What A, CNAME, and TXT Records Actually Point To

"Configuring a domain" usually boils down to "adding a DNS record." Setting up a subdomain, improving email deliverability, proving ownership of a domain to some external service — the goals differ…

  • A record maps a hostname to an IPv4 address for direct routing.
  • CNAME record serves as an alias, pointing to another hostname indirectly.
  • TXT record attaches text strings to domains for various machine uses.

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