the canonical name for an alias
Quick facts
Purpose
the canonical name for an alias
CNAME is one of the DNS resource record (RR) types defined by RFC 1035.
Example
www.example.com. 3600 IN CNAME example.com.
Related record types
Common uses
Frequently asked questions
Alias a subdomain, Point www to the apex domain, CDN mapping
In the DNS management panel of your registrar or DNS provider (for example Cloudflare or Route53).
Sources & standards
Updated 2026-09-13
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about this tool
This page provides original, human-reviewed information about DNS records such as CNAME, the DNS Record Reference and related concepts. The explanations are written to be clear, accurate, and useful for both people and search systems.
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