Specifies the RDATA field will contain data in the CNAME RDATA format.
Specifies that name 'ftp.yourdomain.com.' is aliased to the host 'ftp01.hosting.net.' in a foreign or external domain.
Snippets from a fictitious forward lookup 'yourdomain.com' zone file
Typical 'CNAME' Record Entry
; Zone records
CNAME RRs are often used when assigning service names to existing hosts, for example, if a host is actually called 'server01' but also runs an FTP and WEB service then CNAME records are fequenly used to define these services as in the following example:
CNAME records should not be used with either NS or MX records.
Although the following example may work, its technically invalid and should be avoided.
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