About the Canonical Tag Checker
The Canonical Tag Checker scans webpages to find their <link rel="canonical"> tags.
Canonical tags help search engines understand the preferred version of a page, preventing duplicate content issues.
Why use a Canonical Tag Checker?
- Detect if a page has a canonical tag set
- Identify duplicate content issues
- Improve SEO by pointing search engines to the right URL
- Verify canonical implementation on large websites
How to use the tool
- Enter the webpage URL you want to analyze.
- Click Check to scan for canonical tags.
- Review the canonical URL and adjust if necessary.
Example
Detected canonical tag:
<link rel="canonical" href="https://example.com/page/" />
Tips
- Always use canonical tags to prevent duplicate content penalties.
- Point canonical tags to the main version of your page (with or without trailing slash, HTTPS preferred).
- Check canonical consistency across desktop and mobile versions.
- Use self-referencing canonicals when only one version exists.