URL & Query String Parser
Parse and break down URLs into protocol, hostname, port, path, query parameters, and hash fragments. Inspect and debug URL query string keys and values.
What is URL & Query String Parser?
URL & Query String Parser decomposes complex URLs into structured components—Protocol, Subdomain, Domain, Port, Path, Query Parameters, and Hash Fragment—according to the WHATWG URL Standard.
How URL & Query String Parser Works
The tool initializes a native browser `URL` object to extract standardized components and iterates through `URLSearchParams` to format all query parameters into an organized key-value inspection table.
Key Features
- ✓Visual breakdown of Protocol, Hostname, Pathname, Port, and Hash
- ✓Organized Key-Value table of all query parameters with percent-decoding
- ✓One-click copy of individual components
Common Use Cases
- •Inspecting deep links, OAuth redirect URLs, and campaign UTM tracking tags
- •Debugging URL routing patterns in frontend single-page apps and backend APIs
- •Extracting and verifying query parameters from web analytics log URLs
Examples & Sample Data
Parsing Campaign Tracking URL
https://toolnest.dev:8080/tools/json-formatter/?utm_source=github&utm_medium=readme#featuresHost: toolnest.dev | Port: 8080 | Path: /tools/json-formatter/ | Params: { utm_source: 'github', utm_medium: 'readme' } | Hash: #featuresSeparates protocol, host, port, path, parameters, and fragment.
100% Client-Side Privacy Guarantee
URLs and parameters are parsed client-side using standard Web APIs. No URLs are logged or transmitted.
How to Use URL & Query String Parser
- 1
Paste any valid URL into the input field.
- 2
Review the parsed component cards and query parameter table.
- 3
Copy any component value with one click.