Canonical URL Checker
Extract canonical link elements from pasted HTML and flag missing, duplicate or malformed values.
Start with your input
Edit the example or replace it with your own text.
How to use Canonical URL Checker
- Enter the information requested for canonical url checker.
- Review inputs and units, then run the tool.
- Check the result and copy or download it for your workflow.
How Canonical URL Checker works
Extract canonical link elements from pasted HTML and flag missing, duplicate or malformed values. Results are based only on the inputs you provide. This tool does not access or verify private account, search ranking or analytics data.
Use the result carefully
Check output against the source data and destination platform requirements. Estimates and previews are not official measurements or professional advice. For regulated, financial, health or safety decisions, confirm assumptions with an appropriate qualified source.
Example input
<html><head><link rel="canonical" href="https://example.com/page"></head><body>Example</body></html>
How do I use the canonical url checker?
Enter the relevant inputs and select Run. Extract canonical link elements from pasted HTML and flag missing, duplicate or malformed values.
Is input uploaded?
Processing takes place in your browser. This tool does not send your input or selected files to a conversion API.