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Regular Expression Details

Title Test Find Domain Name or IP
Expression
^(?:[a-z0-9][\w\-]*[a-z0-9]*\.)*(?:(?:(?:[a-z0-9][\w\-]*[a-z0-9]*)(?:\.[a-z0-9]+)?)|(?:(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)))$
Description
accepts - Domain name - or ip address
Matches
domain | domain.local | domain124.local | 190.200.1.12
Non-Matches
user@domain | test.domain.local | domain124_.local | localhost:3000
Author Rating: The rating for this expression. ASM™
Source
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