The District-7 IPTV server has changed and follow the steps below to get your IPTV going again.
1. If you are using a third party IPTV app such as smarters player, xcIPTV app or Tivimate etc. Your username and password stays the same for the Portal URL type this http://cf.business-cdn-8k.ru and you should be good to go.
2. If you are using our custom IPTV apps such as Canada IPTV and Canada IPTV 2.0 try to logout and login again with your username and password.
If you can't logout follow these steps.. On your Android box or amazon firestick, go to SETTINGS, find APPS or APPLICATIONS click on it, then find Canada IPTV App or Canada IPTV 2.0 App whichever one you have, click on the app and CLEAR data. 
Once you do this, login again with your Username and password.