Back to Tools

Redirect Validator

Use cases

Post-migration redirect QA Redirect implementation verification Agency handoff validation Technical SEO audits Pre-launch redirect testing

Offline dataset comparison (no live HTTP requests).

Compares crawled redirects export (Screaming Frog) against redirect mapping specification.

Four-category output: Matches (correct), Mismatches (wrong destination), Missing (not crawled), Extra (unspecified).

Column mapping UI for source/destination fields.

Streamlit App

Platform

Browser-based (no installation required)

Input

Crawled redirects file (CSV/Excel from Screaming Frog)

Redirect mapping specification file (CSV/Excel)

Output

Excel with sheets: Matches, Mismatches (wrong destination), Missing (specified but not found), Extra (found but not specified), plus accuracy score.

Launch App View Source

Features

  • Dataset-based comparison (not live checking)
  • Four categories: Match/Mismatch/Missing/Extra
  • Flexible column mapping UI
  • CSV and Excel file support
  • Accuracy percentage calculation

How to use

  1. 1 Upload your crawled redirects export
  2. 2 Upload your redirect mapping specification
  3. 3 Map source and destination columns from each file
  4. 4 Run validation comparison
  5. 5 Review categorised results in tabs
  6. 6 Download separate sheets for each category

Want me to run this for you?

I offer this as a managed service. You get the insights without touching the tool.

Get in Touch

Related Tools

Template Fingerprinting

Technical SEO

Identify page templates by analyzing HTML structure patterns.

Archive.org Broken Link Mapper

Technical SEO

Find lost URLs via Archive.org and auto-map redirects using fuzzy matching.

LLM Sitemap Creator

Technical SEO

Use GPT to generate hierarchical sitemap structures from keywords.

Let's work together

Monthly retainers or one-off projects. No lengthy reports that sit in a drawer.

Let's Talk