User blog comment:Dragonjet/Winning the Registration Lottery/@comment-25331459-20140821105953/@comment-1820055-20140821111425

if you can also check if they mentioned something about 3 to 5 minute interval. if you can't find anything, then please do 3 minute-intervals unlike what was said here.

back then yes its 5-10 minutes, but nowadays its 3-5 mins.