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https://elementor.com/blog/wp-content/uploads/2021/03/WordPress-Website-Maintenance_1200x628.png1200628The internet is huge, with billions of web pages linked together. Web crawlers are automated programs that systematically browse the World Wide Web to index its pages. They're also called spiders or search engine bots. These programs look at web pages, save information, and follow links to find more pages.