https://blog.wongcw.com/2019/02/05/%e5%be%ae%e8%bb%9f%e7%a2%ba%e8%aa%8d%e5%b7%b2%e4%bf%ae%e5%be%a9windows-update-bug-dns%e5%95%8f%e9%a1%8c%e6%98%af%e7%a6%8d%e9%a6%96/
微軟確認已修復Windows Update Bug DNS問題是禍首