> 16% of the domains couldn't be looked up by the BIND 4.9.3 server > 16% of the domains couldn't be looked up by the BIND 4.9.5p1 server > 17% of the domains couldn't be looked up by the BIND 4.9.5 server > 26% of the domains couldn't be looked up by the BIND 8.1 server BTW, what was the quality of the results? randy