Glossary term
What is CNAME (Canonical Name record)?
CNAME stands for Canonical Name record.
In DevOps
A DNS record that says “this name is an alias for that name”, e.g. www.yourapp.com → yourapp.com.
Learn it properly · DevOpsLesson 3: DNS Deep Dive: From Domain Name to ServerHow a domain name turns into a server address — records, TTL, Route 53, and the one wildcard record that serves unlimited customer subdomains for a multi-tenant SaaS.In Networking for Developers
A DNS record that makes one name an alias for another name.
Learn it properly · Networking for DevelopersLesson 3: DNS: How Names Become AddressesResolvers, root and authoritative servers, record types, TTL and caching, and debugging DNS with dig.