Web search engine launched on June 1, 2009. On July 29, 2009, Yahoo! and Microsoft finalized a deal in which Yahoo! Search would be powered by Microsoft Bing technology. A search engine maintains the following processes in near real time: Web search engines get their information by web crawling from site to site. The "spider" checks for the standard filename "robots.txt", addressed to it, before sending certain information back to be indexed depending on many factors, such as the titles, page content, JavaScript, Cascading Style Sheets (CSS), headings, as evidenced by the standard HTML markup of the informational content, or its metadata in
Distributed search engine decentralized search engine project launched in August 2018 aiming to build fully decentralized search service on top of decentralized web. It shares advertising revenue to both content providers and peers that participate in indexing and ranking operations. Dweb.page is an open source webpage that lets you share and search content on the distributed web based on IPFS. The search engine is running inside the webpage and uses a subscriber system to load relevant metadata. Distributed search engine A distributed search engine is a search engine where there is no central server. Unlike traditional centralized search engines, work such as crawling,