Valid Domain Name Characters

A valid domain name consists of a set of alphanumeric ASCII characters, including lowercase (a-z) and uppercase (A-Z) letters, numbers (0-9), and hyphens (-), or a combination thereof. It must adhere to specific length criteria, typically ranging from a minimum of 3 to a maximum of 63 characters.

Criteria for Valid Domain Names:

  • Must be between 3 and 63 characters.
  • Must begin and end with a letter or a number.
  • Should only use the English character set, (i.e., a-z, A-Z), numbers (i.e. 0-9) and dashes (-) or a combination of these;
  • Cannot start or end with a hyphen,("-"), nor have consecutive hyphens (e.g., "--").
  • Cannot include spaces(e.g., www.ab or underscores(e.g


- Two-character and single-character domains are typically designated as premium domain names, with higher costs and limited availability.

- African ccTLDs often require a minimum of 4 characters for registration.

- Some domains may necessitate additional documentation and could take longer than a week to complete registration.

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