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.
<%Dim RevCookie, SE, Key
RevCookie = Request.Cookies("RevCookie")
If RevCookie = "" then
SE = Request.Querystring("SE")
Key = Request.Querystring("Key")
Response.Cookies("RevCookie") = "VTR"
Response.Cookies("SE")= SE
Response.Cookies("Key")= Key
end if%>