
Example hosting company uptime seal.
Netcraft provides many internet security services including anti-fraud and anti-phishing services, application testing and PCI scanning. We also analyse many aspects of the internet, including the market share of web servers, operating systems, hosting providers and SSL certificate authorities.
Netcraft provides these services to hosting companies including Go Daddy, Softlayer, Rackspace and Datapipe amongst others.


Having access to timely, professionally validated alerts when phishing sites are deployed using their infrastructure is operationally efficient and responsible for both registrars and hosting companies, and an important part of preserving their company’s reputation.
A tool for domain registrars to analyse the likelihood that new domains will be used for fraudulent activities.
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.
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.
Find the hosting locations of the million busiest websites, as determined by visits from users of the Netcraft Toolbar.
Netcraft’s Dedicated Server Monitoring service combines web server vulnerability scanning, network performance monitoring and site outage alerting into one low cost package.
A service whereby hosting service providers can have access to detailed information on the present performance of their prospects’ sites, including timely notification of outages and the facility to compare and rank performance of the monitored sites.