Update: The reason behind this and AT&T's blocking appears to be that 4chan is currently the target of a DDOS attack conducted at the expense of ISP bandwidth.

Update: The reason behind this and AT&T's blocking appears to be that 4chan is currently the target of a DDOS attack conducted at the expense of ISP bandwidth. The ISPs blocked 4chan to contain the usage of bandwidth rather than to censor content. http://www.reddit.com/r/reddit.com/comments/94pf2/att_is_now_blocking_all_access_to_img4chanorg/c0bff4u http://www.reddit.com/r/reddit.com/comments/94pf2/att_is_now...