highlight: RFC1918 damage in the DNS system


can we fingerprint the OSes causing this global behavior? 

updates are periodic 
periods are 60 minutes or 75 minutes 
75 minute one is 5+10+60 
try an update, get refused back 
wait 5 minutes 
try an update, get refused back 
wait 10 minutes 
try an update, get refused back 
wait 60 minutes 
repeat forever and ever