I’m using the Safari browser and I can open up QRZ 4 times in a day and the 5 time I do i have to log in and put it back to list. The amount of times I open it will vary. It doesn’t ask for the one time code, just have to log in again and it’s getting pretty annoying.
You may want to see if your Mobile IP address is changing. Here is a web address that will alert you if your IP address changes. www.winforce.net/refresh.asp Sometimes a IP address change can disconnect a secure socket.