looks like its not down but for some it requires a prefix of the package the registry<p>What npm is calling:<p><a href="https://registry.npmjs.org/-/express-3.0.0rc2.tgz" rel="nofollow">https://registry.npmjs.org/-/express-3.0.0rc2.tgz</a><p>what it requires to work:<p><a href="https://registry.npmjs.org/express/-/express-3.0.0rc2.tgz" rel="nofollow">https://registry.npmjs.org/express/-/express-3.0.0rc2.tgz</a>