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# How to block search engine crawlers on a CDN pull zone

Search Engine Crawlers are a type of bot that is typically operated by search engines like Google and Bing to index the content of websites so that those websites can appear in search engine results.

If you wish to block search engine crawlers from indexing your CDN endpoints you can follow this simple guide. 

1. Go to the **Security** tab in the Pull zone's manage page 

![](https://storage.crisp.chat/users/helpdesk/website/2d4cd5516f670e00/security-tab_136nheh.png)

2. Under **Search Engine Crawlers** tick the _Block Search Engine Crawlers_ check box. 

3. Click **Save Crawler Settings**

![](https://storage.crisp.chat/users/helpdesk/website/2d4cd5516f670e00/screenshot-2023-03-07-at-63341_dxc394.png)

Your CDN endpoint will no longer be indexed and appear in search engine results.