Technical SEO
Canonical Tag
An HTML link element that tells search engines which URL is the master version among duplicates.
CurrentLast updated: 2026-09-16
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Definition
Technical SEOThe canonical tag (rel="canonical") is an HTML link element placed in the head of a page that tells search engines which URL is the preferred version among duplicate or similar pages. It consolidates ranking signals to the specified URL, preventing duplicate content issues.
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