So it should really be web.co.uk, or web.ac.uk, or web.gb, or web.ch or web.ac.ch or something 8) Sir Tim is a Brit and we have two TLDs uk and gb and of course Sir Tim was working at CERN in Switzerland (.ch) when he started the www thing.
Sir T only invented the www. The internet as such was invented by an American agency - ARPA/DARPA.