SEO · Website glossary

Duplicate content

Quick answer · What is Duplicate content?

Content that is identical or substantially similar at more than one URL.

IN PRACTICE

Duplicate content: an example

A tracking parameter produces another URL showing the same product page.

KEEP IN MIND

Similarity is not automatically a penalty; clarify preferred URLs and avoid creating many redundant pages without user value.

Put the idea to work

Frequently asked questions

What is a practical example of Duplicate content?

A tracking parameter produces another URL showing the same product page.

Does similar content automatically result in a penalty?

Similarity is not automatically a penalty; clarify preferred URLs and avoid creating many redundant pages without user value.

Which concepts should I read alongside Duplicate content?

Canonical URL: The preferred representative URL selected or indicated for a set of duplicate or closely similar pages.
XML sitemap: A machine-readable file listing URLs a site wants search engines to discover, optionally with supported metadata.