Query Param Analyzer

Analyze URL query params, detect duplicate keys, decode values, and flag suspicious encoding

How to use Query Param Analyzer

  1. Paste a full URL or only the query string.
  2. Read parsed params, duplicate keys, and decoded values.
  3. Check hasSuspiciousEncoding flags to catch malformed or double-encoded values.

FAQ

Can I analyze duplicate keys like a=1&a=2?

Yes, duplicate keys are explicitly listed in duplicateKeys.

Related Tools

URL Parser

Parse URLs into components and reconstruct from parts

Network

URL Encode

Encode text for safe URL usage with correct percent-encoding for query strings and paths

Network

URL Decode

Decode URL-encoded text into readable characters for debugging links and query parameters

Network

Curl Command Builder

Build curl commands with a visual interface for HTTP requests

Api Tools