<a href="http://status.npmjs.org/" rel="nofollow">http://status.npmjs.org/</a> If you click the "pingdom" link <a href="http://stats.pingdom.com/d50hxzpzk7x4/650599" rel="nofollow">http://stats.pingdom.com/d50hxzpzk7x4/650599</a> you can see that the page has been having outages for a couple of days.