Canonical Conflict Checker

Find canonical URL conflicts across pasted HTML, crawl exports, URL lists, and canonical mapping rows.

Paste page HTML, a URL-to-canonical export, or rows with page URL and canonical URL.
Optional. Files are processed locally in your browser.
Paste input or load the sample to begin.

Free Online Canonical Conflict Checker

Find canonical URL conflicts across pasted HTML, crawl exports, URL lists, and canonical mapping rows. This tool runs in your browser, so pasted page source, crawl exports, sitemaps, and robots.txt data stay local unless you copy or download the report.

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