Dogpile is a metasearch engine for info on the World Wide Web that fetches results from Google, Yahoo!, Yandex, Bing, and other popular search engines, consisting of those from sound and also video web content providers such as Yahoo!
Dogpile started operation in November 1996. The website was developed as well as created by Aaron Flin, who was irritated with the differing outcomes of existing indexes and also intending on making Dogpile question numerous indexes for the best search results page. It initially supplied internet searches from Yahoo! (directory), Lycos (inc. A2Z directory site), Excite (inc. Excite Guide directory), WebCrawler, Infoseek, AltaVista, HotBot, WhatUseek (directory site), as well as World Wide Web Worm. It normally drew contrasts with MetaCrawler, a multi-threaded internet search engine that had existed previously, yet Dogpile was advanced, as well as it could additionally search Usenet (from resources consisting of DejaNews) and also FTP (using Filez and various other indexes).

In August 1999, Dogpile was obtained by Go2net, that were currently operating MetaCrawler. Go2net was then gotten by InfoSpace in July 2000 for $4 billion. Dogpile got a facelifted style for the first time in December 2000.

The Dogpile internet search engine earned the J.D. Power as well as Associates award for ideal Residential Online Search Engine Service in both 2006 and also 2007.

In August 2008, Dogpile as well as Petfinder consented to a search collaboration.

In November 2008, Dogpile introduced its "Search and Rescue" program, which contributes money to animal-related charities. The program additionally assists individuals find help for pets in need. By early-December 2008, individuals using the Dogpile online search engine had actually elevated $100,000 for Dogpile's Search as well as Rescue program.

In July 2016, Blucora introduced the sale of its InfoSpace service to OpenMail for $45 million in cash, putting Dogpile under the ownership of OpenMail. OpenMail was later on renamed System1.