80 Domain Name Regex Update

This allows to match any character in any language.

Domain name regex. Regex is always going to be at best an approximation for things like this and rules change over time. I am trying use the following regular expression to extract domain name from a text but it just produce nothing what s wrong with it. Last tld must be at least two characters and a maximum of 6 characters.

Note that last part might contain hyphens too. The domain name should be a z or a z or 0 9 and hyphen. Net java javascript pcre perl python ruby check whether each part of the domain is not longer than 63 characters.

Good day may i know what is the best validation of domain using regex. Case insensitive regex flavors. Viewed 7k times 3.

Net java pcre perl python ruby find valid domain names in longer text. Any character except newline w d s. As punycode encoded chineese names might have unicode characters in tld.

Our domain is always like this. I don t know if this is suitable to ask this fix code question maybe i. This regular expression tests the validity of a domain or hostname.

The domain name should be a z a z 0 9 and hyphen the domain name should between 1 and 63 characters long. The above regex was written with the following in mind and is specific to hostnames hostnames are composed of a series of labels concatenated with dots. Active 6 years 8 months ago.