Using domain server: kis.visi.com www.bejtlich.net A +norecurse.com. (1 server found) The server has address: 209.98.98#53(209.99#53) Server has address 66.11011066. The server is located at the bottom of the page. Server is located in the middle of the question page. The answer is: 1, ANSWER: 13, ADDITIONAL: 14, QUERY: 13.”]
Source: https://taosecurity.blogspot.com/2005/11/using-cache-snooping-to-estimate-code.html