A web crawler (also known as a web spider or web robot) is a program or automated script which browses the World Wide Web in a methodical, automated manner. This process is called Web crawling or ...

Google has two types of web crawling - one is for discovering new content and one is for refreshing content that has already been published. Google utilizes two types of crawling methods when it goes ...

Google may reduce the frequency of crawling webpages as it grows more conscious of the sustainability of crawling and indexing. This topic is discussed by Google’s Search Relations team, which is made ...

MediaCloud, a Berkman Center project, and StopBadware, a former Berkman Center project that has spun off as an independent organization, have each built systems to crawl websites and save the results ...