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).

2022年10月3日 · Web Crawler is a bot that downloads the content from the internet and indexes it. The main purpose of this bot is to learn about the different web pages on the internet. This kind of bots is mostly operated by search engines.

Web crawler bots, also called web spider bots, index web content for search results. Learn how crawlers operate and how bot management should handle these bots.

2021年8月23日 · Web crawlers (also known as spiders or search engine bots) are automated programs that “crawl” the internet and compile information about web pages in an easily accessible way. The word “crawling” refers to the way that web crawlers traverse the internet.

A web crawler is a digital search engine bot that uses copy and metadata to discover and index site pages. Also referred to as a spider bot, it "crawls" the world wide web (hence "spider" and "crawler") to learn what a given page is about. It then indexes the pages and stores the information for future searches.

2025年1月21日 · What is a web crawler? A web crawler, also known as a web spider, robot, crawling agent or web scraper, is a program that can serve two functions: Systematically browsing the web to index content for search engines.

Web scraping involves creating a bot that can automatically collect data from various webpages without permission. While web crawlers follow links continuously based on hyperlinks, web scraping is usually a much more targeted process -- and may only be after specific pages.

2023年6月11日 · A web crawler, also referred to as a search engine bot or a website spider, is a digital bot that crawls across the World Wide Web to find and index pages for search engines. Search engines don’t magically know what websites exist on the Internet.

What is a Web Crawler or Bot? A web crawler, also known as a spider, or search engine bot is a software program that will visit a website and follow links to pages on the site, downloading the content of each page it visits.

Spidering, also known as web crawling or web scraping, is the process of automatically extracting information from websites using web crawlers or spiders. A web crawler is a bot or automated script that systematically navigates through a website's pages, following links and gathering data.