What is the main usage of search engine spiders?

[handmaderug]

What is the main usage of search engine spiders?

[Prateektechnoso]

Search Engine Spider is used to Crawl the Every Website URL's and index. The Search Engine Spider called as "Crawler".

[davidweb09]

Search Engine spiders are used to index he website before increasing its search engine position. https://www.pharmdfitness.org/

[PrimeItSolution]

Search engine spiders, sometimes called crawlers, are used by Internet search engines to collect information about Web sites and individual Web pages. The search engines need information from all the sites and pages; otherwise they wouldn't know what pages to display in response to a search query or with what priority.

[sophiawils59]

A search engine spider is an algorithm created by a search engine such as Google that crawls the internet and indexes all the visited websites and web pages for processing

[phoenixtax]

A Web crawler, sometimes called a spider or spiderbot and often shortened to crawler, is an Internet bot that systematically browses the World Wide Web, typically for the purpose of Web indexing.

[Saravanan28]

Search engine spiders are one type of program that visit your website, Pages and other information of your website in order to create entries for a search engine index.