Answer by Esa Jokinen for Amount of allowed subdomains in domain and email
There are no direct limits on how many levels i.e. dots you can have in a hostname. However, a RFC1034 compliant hostname can only be 255 bytes long, leaving 253 bytes for a fully qualified domain name...
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How many subdomains can you have on your domain? And with that, I mean levels of subdomains. For example, you have the domain example.com, I know you can have test.example.com, but how many levels can...
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