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  2. Web crawler - Wikipedia

    en.wikipedia.org/wiki/Web_crawler

    Architecture of a Web crawler. 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 and that is typically operated by search engines for the purpose of Web indexing (web spidering).

  3. McAfee WebAdvisor - Wikipedia

    en.wikipedia.org/wiki/McAfee_SiteAdvisor

    McAfee WebAdvisor, previously known as McAfee SiteAdvisor, is a service that reports on the safety of web sites by crawling the web and testing the sites it finds for malware and spam. A browser extension can show these ratings on hyperlinks such as on web search results.

  4. Common Crawl - Wikipedia

    en.wikipedia.org/wiki/Common_Crawl

    Common Crawl is a nonprofit 501(c)(3) organization that crawls the web and freely provides its archives and datasets to the public. [1] [2] Common Crawl's web archive consists of petabytes of data collected since 2008. [3] It completes crawls approximately once a month. [4] Common Crawl was founded by Gil Elbaz. [5]

  5. Crawl frontier - Wikipedia

    en.wikipedia.org/wiki/Crawl_frontier

    Architecture of a Web crawler. A crawl frontier is one of the components that make up the architecture of a web crawler. The crawl frontier contains the logic and policies that a crawler follows when visiting websites. This activity is known as crawling.

  6. Norton Safe Web - Wikipedia

    en.wikipedia.org/wiki/Norton_Safe_Web

    Norton Safe Web employs a site rating aging algorithm which estimates how often the safety of a particular Web site will change. Some of the factors used in this analysis include the site's rating history, the site's reputation and associations, the number and types of threats detected on the site, the number of submissions received from Norton ...

  7. robots.txt - Wikipedia

    en.wikipedia.org/wiki/Robots.txt

    A robots.txt file on a website will function as a request that specified robots ignore specified files or directories when crawling a site. This might be, for example, out of a preference for privacy from search engine results, or the belief that the content of the selected directories might be misleading or irrelevant to the categorization of ...

  8. PTC (PTC) Q1 2025 Earnings Call Transcript - AOL

    www.aol.com/ptc-ptc-q1-2025-earnings-033013741.html

    These customers store their hardware and software requirements data in Codebeamer, critical for the overall product development process and for meeting regulatory and safety requirements.

  9. Search engine scraping - Wikipedia

    en.wikipedia.org/wiki/Search_engine_scraping

    The process of entering a website and extracting data in an automated fashion is also often called "crawling". Search engines get almost all their data from automated crawling bots. Search engines get almost all their data from automated crawling bots.

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