Subdomain

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A subdomain is the portion shown before a domain name, separated by a dot (.)

For example, a domain might look like this

example.com

Whereas the subdomain of this domain might look like this, shown here in bold

subdomain.example.com

Examples[change | change source]

Many sites use sub domains for applications such as email, calendars or different languages, including these examples. Subdomains again shown in bold