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/^(?<fulldomain>(?<protocol>[a-z]{2,6}):\/\/(?:((?<subdomain>[a-z0-9\-\.]*\.){0,99})(?<domain>[a-z\-0-9]{1,100})\.(?<extension>[a-z]{1,10})|(?<ipaddress>(?:25[0-5]|2[0-4]\d|[0-1]?\d{1,2})(?:\.(?:25[0-5]|2[0-4]\d|[0-1]?\d{1,2})){3})|(?<localhost>localhost))(?<port>\:[0-9]{1,6}){0,1})\/?(?<filepath>(?<path>[a-z0-9\-_%]{1,20}\/{1}){0,}(?<filename>[a-z0-9\-_]{1,20}\.[a-z0-9]{2,6}){0,1}){0,1}(?<route>(\/[a-z_0-9\-_]{1,20}){1,}){0,10}(?<query>\?[a-z0-9%\+_\-&=\.@\!,\:]{0,200}){0,1}$/gmPCRE2+04 years ago✓ Pre-loaded

About this regex

Matches and decomposes full URLs into named capture groups including protocol, subdomain, domain, TLD extension, IPv4 address or localhost, port number, file path, filename, route segments, and query string. Useful for URL validation and component extraction in web scraping, log analysis, or routing applications. Handles both domain-based and IP-based URLs with multiline flag support for batch processing.

url parsing validation named-capture-groups web

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About this regex

url parsing validation named-capture-groups web

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