“Presumably, Google will use the domain name for shortened links to YouTube videos. ”

“Today, the company uses another .be domain name to do that, namely youtu.be, as you can tell from this totally randomly selected tweet:

I have it on good authority that Google acquired the domain name, which was originally registered back in May 2003, from a Belgian Internet entrepreneur, but didn’t make its identity known throughout the purchasing process. But you can see Google is the owner of the domain name these days by simply looking up the WHOIS information”

Google also owns the shorterner g.co