As you have mentioned that you need to find out the dofollow criteria of the website, then add a extension of Moz in your brower and login with the same, then click on M which is the sign of Moz and then click on pencil icon and you will also find Dofollow and Nofollow point. If your link color gets green, then it is dofollow and if it gets pink, then it is no-follow.
And yes this http://www.thelogicalnews.com/forum/viewforum.php?f=19 website is dofollow.
