and this
this command line will change your DNS server to all of your network connections:
WinKey + X => pick PowerShell (Admin) => write/copy/paste Set-DnsClientServerAddress -InterfaceAlias * -ServerAddresses 8.8.8.8 then enter => then write/copy/paste ipconfig /flushdns then enter
anyway it is on their side, and you just need to wait till they synchronise their servers with new adresses