As the proprietor of said tour company has been involved in a powerstruggle, in another fly by night venture, he most probably forgot to pay his internet provider, and his site probably was deleted. All in all this would probably be a good thing for you nicepeople, as said proprietor has at times been known to be a bit shifty, and since he was heavily into getting kickbacks from various low level establishments, his tours have a reputation of being very loooong, unless you buy various crap bartered by said low level establishments.