What characters can be used in domain names?

Domain names can have up to 63 characters. This means that the domain name you choose can-have-up-to-63-characters.com.au - You will sometimes find references to 67 character domain names, this includes the dot and the letters c-o-m as an additional 4 characters.

One of the advantages of longer domain names is that you can register phrases such as register-domain-name-now.com.au

The valid characters for use in a all domain name are:

  • any of the letters from a to z example: abcdxyz.com.au
  • any numbers 0 to 9 example 1234.com.au
  • you may also use the hyphen (-) example: hyphens-separate-words.com.au
  • the domain can be a combination of numbers, letters and hyphens
  • the domain can begin and end in a number example: 24to7.com.au
  • the domain name cannot begin or end with a hyphen
  • the domain name must be a minimum of 2 characters long

 

 

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