The company provides web infrastructure to millions of clients worldwide Sign up to our free weekly IndyTech newsletter delivered straight to your inbox Sign up to our free IndyTech newsletter Sign up to our free IndyTech newsletter Email * SIGN UP I would like to be emailed about offers, events and updates from The Independent. Read our Privacy notice Cloudflare , a company that invisibly holds up much of the internet , became a lot better known on Tuesday morning . It’s one of the many huge