Starting in 1996, Alexa Internet has been donating their crawl data to the Internet Archive. Flowing in every day, these data are added to the Wayback Machine after an embargo period.
Geospatial and Statistical Data Center
University of Virginia Library • PO Box 400129
Charlottesville VA 22904-4129
phone: 434.982.2630 • fax: 434.924.1431