I noticed this earlier, but it seems he doesn't actually run the http://diveintohtml5.com http://diveintohtml5.com, according to a whois search. As macrael poin

I noticed this earlier, but it seems he doesn't actually run the http://diveintohtml5.com http://diveintohtml5.com, according to a whois search. As macrael pointed out, the rest of the .org variants are gone.