AT&T blocked 4chan to DSL subscribers and the reasons weren’t completely clear, leading to speculation that censorship might be in play in regards to the infamous online forum. Earlier today, AT&T customers began regaining access, and now we know the details surrounding the telecom’s move to block and then unblock 4Chan.

The first shot in the net neutrality war has been fired by AT&T. The digg machine and the twitter army have set out to battle injustice.

4chan is the forum website from which Anonymous, LOLcats and rickrolling originated. Yesterday At&t and a handful of other ISP’s have blackholed them.