WhoIsHostingThis, a free service that helps you determine the web host of any website, has published a list of web hosting providers that are popular among the top 100 blogs according to Technorati.
Media Temple and Datagram have emerged as the two most popular web hosts among A-list bloggers as they house nearly 20% of the top blogs.
See complete list here. TechCrunch, ReadWriteWeb and Mashable are on Media Temple while all Gawker blogs are hosted on Datagram. Ars Technica, CNET and AOL owned blogs like Engadget or TMZ.com were excluded as they mostly host blogs in-house.