Welcome to the Community!
We were able to locate your account using your community details and tested the line, but we did not detect any fault.
Your NBN plan is the basic NBN12/1 speed tier. It has a typical evening speed of 11.2 Mbps. You may confirm it online by checking this article: New Connection Setup Help.
Your modem is getting a good sync speed as well with 14.5 Mbps Downstream and 2.0 Mbps Upstream. This article will guide you on how to check it : How to check the connection speed on your NBN FTTN/FTTB service
If you are experiencing slow speed issue, then we've created an article that will help you troubleshoot it.
If you are using a WiFi connection, then signal interference may be causing the issue. Articles are also available to help you improve your service.
Let us know if you need further assistance.