"Four-year-old DigitalOcean now has more host computers in its cloud (almost 200,000) than any other company but Amazon (which has about twice that), says resea

"Four-year-old DigitalOcean now has more host computers in its cloud (almost 200,000) than any other company but Amazon (which has about twice that), says researcher Netcraft." I am not seeing how netcraft can distinguish between a VPS and a host computer by the way they crawl the web.