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Check that DNS is set to automatic:
Click the Internet icon at the bottom right of your screen and select Network & Internet settings
Click Wi-Fi, select Change adapter options, right click Wi-Fi and select Properties
Select Internet Protocol Version 4 (TCP/IPv4) and click Properties
Check Obtain DNS server address automatically and click OK
Open CMD and run ipconfig /flush dns
Try to navigate to mycambrian on any web browser
If the issue persists disable secure DNS in the browser:
Chrome:
Open your browser and enter chrome://settings/security
Under Advanced, turn off Use secure DNS.
Relaunch your browser
Firefox:
Go to Settings > General, then scroll down to Network Settings and click the Settings button on the right.
Scroll down and uncheck the Enable DNS over HTTPS box and click OK
Relaunch browser