Overview of Google search operators

Google Search supports several search operators that you can use to refine or target your searches. The following search operators may also be useful for debugging your website.

For example, the site: search operator may be useful to monitor comment spam on your website, and the image search imagesize: operator may be helpful to find images on your site that are small.

The following table contains the search operators that you can use to inspect different aspects of your pages in Search:

Search operators

filetype:

Find search results in a specific file type as defined by the content-type HTTP header, or file extension. For example, you can search for RTF files and URLs ending in .rtf whose content contains the term "galway": 

filetype:rtf galway

imagesize:

Find pages that contain images of a specific dimension. This search operator only works on Google Images. For example: 

imagesize:1200x800

site:

Find search results from a particular domain, URL, or URL prefix. For example: 

site:https://www.google.com/

src:

Find pages that reference a particular image URL in the src attribute. This search operator only works on Google Images. For example:

src:https://www.example.com/images/peanut-butter.png