68U remote access stopped working via auscomm?

I haven't had to access my RT-AC68U config remotely for many, many months but I did have that working at one time. I had it set up through this link:

https://<my-ssid>.asuscomm.com:8443/

Today I wanted to check on my firmware version from work and see this:

Settings have been updated. Web page will now refresh.
Changes have been made to the IP address or port number. You will now be disconnected from RT-AC68U.
To access the settings of RT-AC68U, reconnect to the wireless network and...

68U remote access stopped working via auscomm?