Month: April 2013

Just for reference: [Copied from Pro Webmasters]

• 253 characters is the maximum length of full domain name, including dots: for e.g. www.example.com = 15 characters.
• 63 characters in the maximum length of a “label” (part of domain name separated by dot). Labels for www.example.com are com, example and www.

Example of the domain with longest possible label (it’s a fully working website):

http://www.abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijk.com/
The domain name length = 71 characters.

Example of longest domain name:

abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcde.abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijk.abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijk.abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijk.com