Usernamecheck a powerful site which scanning 60 different networks based on your typed username. If your user name is Google, type and hit enter. It will take sometimes and instantly confirming that it’s available or taken by someone. As well as, everyone has favorite username and so you can scan your username at usernamecheck and grab which one is free or you booked.
It’s covering lots of famous websites and you haven’t ever seen that types of service. And bit hard to track where you registered and not. If you’re tech savvy – a great opportunity to book the rest of username in before to booked by someone. It’s start scanning from 12seconds.tv site ending at zooomr.com. Hopefully, they will add more service with great usability.