Total Sites Across All Domains (logarithmic scale)
Netcraft has explored the internet since 1995 and is a respected authority on the market share of web servers, operating systems, hosting providers, ISPs, encrypted transactions, electronic commerce, scripting languages and content technologies on the internet. By surveying the web, collecting and collating as many hostnames providing an HTTP service as we can find, and systematically polling each one with an HTTP request for the server name, we are able to create datasets that give a clear picture of what is happening on the internet.
Clients include Microsoft, Rackspace, Softlayer, Go Daddy, Peer1, British Telecom, Host Europe, United Internet and OVH.
A dataset which provides a worldwide analysis of hosting companies. Data is produced for a number of different metrics, allowing analysis based on the number of hostnames, active sites and IP addresses used by the company. 
Identify movements of sites from one hosting provider to another on a monthly basis. 
An independent, worldwide view, on the numbers of web servers, the rate of growth over time, and the operating systems and web server technology used at each hosting company worldwide. 
A comprehensive view of the web hosting industry, Netcraft has researched all of the hosting locations with at least twenty web facing computers found by our Web Server Survey. 
Netcraft has developed a technique to identify site operators who control large numbers of internet web sites, but host the sites with external companies rather than … 
Find the hosting locations of the million busiest websites, as determined by visits from users of the Netcraft Toolbar. 
Each month we determine the busiest sites by the number of visits from users of the Netcraft Toolbar. This is then combined with detailed hosting information gathered by our Web Server Survey to see changes in the hosting locations. 
Netcraft's SSL Survey examines the use of encrypted transactions on the Web through extensive automated exploration of the internet. Each month it provides timely answers to … 