Crawl & Technical SEO
Audit how crawlers reach and follow your site — robots rules, redirects, canonicals, sitemaps and campaign URLs. Use Robots Tester/Generator to control crawling, Redirect & Canonical checkers to fix indexing issues, and the UTM Builder for trackable links.
6 free tools — no downloads, no sign-up.
Canonical Tag Checker
Check canonical URLs on any page. Detect missing tags, mismatches, and self-referencing canonicals.
Redirect Checker
Trace redirect chains. See each hop with status codes and final destination. Free SEO tool.
Robots.txt Generator
Generate robots.txt. Allow/block crawlers.
Robots.txt Tester
Test any URL against robots.txt rules. Check which pages Googlebot and Bingbot can crawl. Free SEO tool.
Sitemap Validator
Validate XML sitemaps. Check format, count URLs, detect errors. Supports sitemap index files.
UTM Builder
Build UTM campaign URLs. Source, medium, campaign.
Frequently asked questions
What does the Redirect Checker show?
The full chain of redirects a URL follows, with each status code, so you can spot loops or extra hops.
Can I generate a robots.txt?
Yes, the generator builds valid robots rules, and the tester verifies how a path is treated.
How do I validate my sitemap?
Paste or link your sitemap into the Sitemap Validator to check structure and URLs.