how to fix .net core get ip ::1

ip ::1 = 127.0.0.1

string ServerIpv4 = baseController.HttpContext.Connection?.RemoteIpAddress?.ToString();
                 
if (ServerIpv4 == "::1")//::1 = 127.0.0.1 
{   
    string strHostName = System.Net.Dns.GetHostName();
    ServerIpv4 = System.Net.Dns.GetHostAddresses(strHostName).GetValue(1).ToString();
}