What does a canonical tag do?
A canonical tag tells search engines which URL you prefer when similar or duplicate page versions exist.
SEO
Generate canonical link tags for preferred page URLs and avoid duplicate URL signals directly in your browser.
Generate canonical link tags for preferred page URLs and avoid duplicate URL signals directly in your browser.
This tool runs in your browser. Your input is processed locally and is not uploaded.
Enter the preferred URL for a page and generate a clean canonical link tag. The tool helps normalize URL casing, trailing slashes, query strings and fragments before producing copy-ready HTML.
A canonical tag tells search engines which URL you prefer when similar or duplicate page versions exist.
Yes. An absolute URL with protocol and hostname is usually the safest choice.
No. A canonical is a hint about the preferred URL. It is not the same as noindex or robots.txt blocking.