Overall, about 24 million domain names have been registered in .com, .net and .org.

CNN: New service back-orders domain names

More than 3.5 million .eu names have been registered since the domain opened for registration in 2005.

UNESCO: Communication and Information

In 2011, ICANN decided to open up the domain system so that an almost infinite variety of names could be registered.

FORBES: New Domain Names Herald Latest Land Grab

And CNN bolsters this case by reporting Friday that the domain names thesunonsunday.co.uk and thesunonsunday.com had been registered on July 6.

FORBES: How Much Will 'News Of The World' Closing Cost?

Nick Wenban-Smith, senior counsel for Nominet, which manages more than seven million UK domain names, said the sites had effectively been frozen, and could not be re-registered or recycled.

BBC: Fake websites shut down by police