出错啦!该网站无法访问!

(地址:https://github.com/signup?return_to=https%3A%2F%2Fgithub.com%2Fgithub%2Fcodeql%2Ftree%2Fmain%2Fjavascript%2Fql%2Flib%2Futils%2Ftest&source=login,错误代码:CONNECTION_FAILED)