conclusions a ton of damage in the root system much more dns analysis on caida web site www.caida.org/projects/dns-analysis/ www.caida.org/publications/papers/ www.caida.org/cgi-bin/dns_perf/main.pl this talk www.caida.org/publications/presentations/dns200209/ lot more to study than cycles to study it please send mail if you want to offer monitoring site or analysis cycles (students)