I'd recommend giving feedback to Azure Networking team at:
https://feedback.azure.com/d365community/forum/8ae9bf04-8326-ec11-b6e6-000d3a4f0789
The feedback suggestion was found on:
Get started and share your feedback
You can try Azure DNS Private Resolver today. For more information about the capabilities available, please visit the Azure DNS Private Resolver technical documentation webpage. Post your ideas and suggestions on the networking community page.
https://azure.microsoft.com/en-us/blog/announcing-azure-dns-private-resolver-general-availability/
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If this is helpful please accept answer.