Canonical URL Checker
Verify your canonical tag is present, unique, and correct.
Inputs
Results
Score
4/5
Canonical presentFailed
No <link rel="canonical"> found
Exactly one canonicalPassed
No canonical tag to check
Absolute URLPassed
No canonical tag to check
Self-referencingPassed
No canonical tag to check
ProtocolPassed
No canonical tag to check
About this tool
Paste your page HTML to check the canonical link: present, exactly one, absolute URL, self-referencing, and https. Runs locally in your browser.
How to use
- 1View the page source and copy the full HTML.
- 2Paste it into the checker.
- 3Fix from the top: add the missing canonical tag, then make sure exactly one absolute https URL points at the page itself.
Frequently asked questions
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