Twitter went down for hours on Sunday

NEW YORK, USA: The microblogging site Twitter Inc, was reportedly down for a couple of hours on Sunday for some of the roughly 100 million users around the world.

Instead of the usual screen that allows people to send a tweet, the home page indicated the site was down for "planned maintenance" but was expected to be back in a few hours

As per media reports, the page was accompanied by a cartoon.

Some tweets appeared to start moving again after about 90 minutes but the users were still unable to send messages hours later.