When configuring the Analytics module and once returned back from the Google screen to Deny or Allow permissions to the specific user, the following exception appears:
 

MachineName :xxxxxxx
TimeStamp : 1/11/2017 10:16:16 AM
FullName : Telerik.Sitefinity.Utilities, Version=9.2.6220.0, Culture=neutral, PublicKeyToken=b28c218413bdf563
AppDomainName : /LM/W3SVC/1/ROOT-5-131286023815635282
ThreadIdentity : xxxxxxxx
WindowsIdentity : IIS APPPOOL\xxxxxxxx
Requested URL : http://xxxxxxxxxxxxx/Sitefinity/marketing/Analytics?state={clientId:+'327188889684-cp----------------------- ---af.apps.googleusercontent.com',+clientSecret:+'d------------------PW',+redirectUri:+'http%253a%252f%252fxxxxxxxxx%252fSitefinity/marketing/Analytics',+redirectHash:+'',+currentSiteId:+''}&co de=4/IIAZn9V6koiO4vquz3zV3Fb3Z_cz0v4MJTzzV83wPrA
            Inner Exception
            ---------------
            Type : System.Net.Sockets.SocketException, System, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089
            Message : No connection could be made because the target machine actively refused it x.x.x.x:443
            Source : System
            Help link :
            ErrorCode : 10061
            SocketErrorCode : ConnectionRefused
            NativeErrorCode : 10061
            Data : System.Collections.ListDictionaryInternal
            TargetSite : Void DoConnect(System.Net.EndPoint, System.Net.SocketAddress)
            HResult : -2147467259
            Stack Trace :    at System.Net.Sockets.Socket.DoConnect(EndPoint endPointSnapshot, SocketAddress socketAddress)
               at System.Net.ServicePoint.ConnectSocketInternal(Boolean connectFailure, Socket s4, Socket s6, Socket& socket, IPAddress& address, ConnectSocketState state, IAsyncResult asyncResult, Exception& exception)

 
 

It is possible that the firewall settings causing this issue as seen in other cases.

Consider adding a firewall rule to allow the connection to succeed.