A method 1, wherein the data is obtained from {TAIL ~ a log} formed at {HEAD ~ the one or more domain name system} servers 
A method 1 , wherein the data is obtained from { TAIL ~ a log } formed at { HEAD ~ the one or more domain name system } servers
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH