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Technical SEO

robots.txt

What is robots.txt?

robots.txt is a plain-text file at the root of a domain that tells crawlers which paths they may or may not request.

Why it matters

It controls crawling, not indexing: a blocked URL can still appear in results if other sites link to it.

Use noindex meta tags, not robots.txt, when you want a page kept out of the index.

Related terms

  • XML sitemap

    An XML sitemap is a machine-readable file listing the URLs you want search engines to crawl, along with optional metadat

  • Crawl budget

    Crawl budget is the number of pages a search engine is willing to crawl on your site in a given period. It matters mainl

  • Indexing

    Indexing is the step where a search engine stores and organises a crawled page so it can be returned in results. A page

Cite this definition

Guest Post Website. “robots.txt.” Guest Posting & SEO Glossary. https://guestpostwebsite.com/glossary/robots-txt