Recommended Mitigation
Ensure security groups in your account are configured to allow access to TCP and UDP port 53 (DNS) from specific IP addresses only. More details can be found in <a href="https://learn.microsoft.com/en-us/azure/virtual-network/network-security-groups-overview" target="_blank" rel="noopener noreferrer">https://learn.microsoft.com/en-us/azure/virtual-network/network-security-groups-overview</a>