Merge pull request #8117 from MicrosoftDocs/copilot/update-dns-server-doh-docs

Update DNS Server DoH docs for GA and remove preview references

Author: prmerger-automator[bot]

WindowsServerDocs/networking/dns/dns-encryption-dns-over-https.md

@@ -34,19 +34,15 @@ When you enable DoH:
 
 - The DNS response is returned inside the HTTPS response.
 
-## DNS over HTTPS for DNS Server (preview)
+## DNS over HTTPS for DNS Server
 
-> [!IMPORTANT]
-> DNS over HTTPS (DoH) for DNS Server on Windows Server is currently in PREVIEW.
-> This information relates to a prerelease product that may be substantially modified before it's released. Microsoft makes no warranties, expressed or implied, with respect to the information provided here.
-
-Beginning with the 2026-02 Security Update ([KB5075899](https://support.microsoft.com/help/5075899)) for Windows Server 2025, you can enable DNS over HTTPS (DoH) on the DNS Server service to encrypt DNS traffic between DoH-capable clients and your DNS server.
+Starting with the 2026-06 Security Update ([KB5094125](https://support.microsoft.com/help/5094125)) for Windows Server 2025, you can enable DNS over HTTPS (DoH) on the DNS Server service to encrypt DNS traffic between DoH-capable clients and your DNS server.
 
 An example of the DoH communication flow is as shown in the following diagram.
 
 :::image type="content" source="../media/dns-encryption-dns-over-https/overview.png" alt-text="Diagram that shows the DNS over HTTPS communication flow between a client and server." lightbox="../media/dns-encryption-dns-over-https/overview.png":::
 
-When configuring DNS over HTTPS for DNS Server, consider the following during the preview:
+When you configure DNS over HTTPS for DNS Server, consider the following points:
 
 - Upstream DNS communication (forwarders, conditional forwarders, authoritative servers) remains unencrypted.
 

WindowsServerDocs/networking/dns/enable-dns-over-https-server.md

@@ -10,11 +10,7 @@ ms.date: 02/12/2026
 ai-usage: ai-assisted
 ---
 
-# Enable DNS over HTTPS in DNS Server (preview)
-
-> [!IMPORTANT]
-> DNS over HTTPS (DoH) for DNS Server on Windows Server is currently in PREVIEW.
-> This information relates to a prerelease product that may be substantially modified before it's released. Microsoft makes no warranties, expressed or implied, with respect to the information provided here.
+# Enable DNS over HTTPS in DNS Server
 
 This article explains how to enable DNS over HTTPS (DoH) in the DNS Server service running on Windows Server.
 
@@ -26,7 +22,7 @@ For more information about how DoH works, see [DNS encryption using DNS over HTT
 
 Before you begin, ensure you have:
 
-- Windows Server 2025 with the 2026-02 Security Update ([KB5075899](https://support.microsoft.com/help/5075899)) or later installed
+- Windows Server 2025 with the 2026-06 Security Update ([KB5094125](https://support.microsoft.com/help/5094125)) or later installed
 
 - Access to a certification authority (CA):
 
@@ -40,8 +36,6 @@ Before you begin, ensure you have:
 
 - Administrative or equivalent access to the Windows Server hosting the DNS Server service
 
-- To enable DNS over HTTPS on the DNS Server service, request access by using [DoH on Windows DNS Server: Public Preview Registration](https://aka.ms/doh-preview). Once requested, follow the instructions you receive before continuing.
-
 DoH certificates must meet the following requirements:
 
 - **Enhanced Key Usage extension**: Must include Server Authentication (1.3.6.1.5.5.7.3.1) object identifier

WindowsServerDocs/networking/dns/monitor-dns-over-https.md

@@ -10,11 +10,7 @@ ms.date: 02/12/2026
 ai-usage: ai-assisted
 ---
 
-# Monitor DNS over HTTPS in DNS Server (Preview)
-
-> [!IMPORTANT]
-> DNS over HTTPS (DoH) for DNS Server on Windows Server is currently in PREVIEW.
-> This information relates to a prerelease product that may be substantially modified before it's released. Microsoft makes no warranties, expressed or implied, with respect to the information provided here.
+# Monitor DNS over HTTPS in DNS Server
 
 This article explains how to monitor DNS over HTTPS (DoH) activity on DNS Server using event logs and performance counters.
 
@@ -26,7 +22,7 @@ DoH encrypts DNS traffic by encapsulating DNS messages within HTTPS. To learn mo
 
 Before you begin, make sure you have:
 
-- Windows Server 2025 with the 2026-02 Security Update (([KB5075899](https://support.microsoft.com/help/5075899))) or later installed.
+- Windows Server 2025 with the 2026-06 Security Update ([KB5094125](https://support.microsoft.com/help/5094125)) or later installed.
 - DNS over HTTPS enabled and configured on your DNS Server (see [Enable DNS over HTTPS in DNS Server](enable-dns-over-https-server.md)).
 - Administrator or equivalent access to the Windows Server hosting the DNS Server service.
 - Basic understanding of Windows Event Viewer and Performance Monitor.

WindowsServerDocs/networking/dns/troubleshoot-dns-over-https-server.md

@@ -10,23 +10,19 @@ ms.reviewer: canasjorge,sruthytv
 ai-usage: ai-assisted
 ---
 
-# Troubleshoot DNS over HTTPS in DNS Server (Preview)
-
-> [!IMPORTANT]
-> DNS over HTTPS (DoH) for DNS Server on Windows Server is currently in PREVIEW.
-> This information relates to a prerelease product that may be substantially modified before it's released. Microsoft makes no warranties, expressed or implied, with respect to the information provided here.
+# Troubleshoot DNS over HTTPS in DNS Server
 
 Are your clients unable to connect to your DNS server using DoH, or are encrypted DNS queries failing without a clear reason? This article helps you identify and fix common DNS over HTTPS (DoH) problems on Windows DNS Server. Whether you're dealing with certificate binding errors, port conflicts, or performance issues, you'll find step-by-step guidance to get DoH working correctly.
 
-Start with the troubleshooting checklist to quickly pinpoint your problem, then follow the symptom-specific sections for detailed resolution steps. This article applies to Windows Server 2025 and later versions with the DoH preview feature enabled.
+Start with the troubleshooting checklist to quickly pinpoint your problem, then follow the symptom-specific sections for detailed resolution steps. This article applies to Windows Server 2025 and later versions with the DoH feature enabled.
 
 ## Prerequisites
 
 Before you troubleshoot DoH problems, make sure that you have:
 
-- Windows Server 2025 with the 2026-02 Security Update (([KB5075899](https://support.microsoft.com/help/5075899))) or later installed.
+- Windows Server 2025 with the 2026-06 Security Update ([KB5094125](https://support.microsoft.com/help/5094125)) or later installed.
 
-- DNS over HTTPS on the DNS Server service is enabled using the instructions provided after requesting access using [DoH on Windows DNS Server: Public Preview Registration](https://aka.ms/doh-preview).
+- DNS over HTTPS on the DNS Server service enabled. For more information, see [Enable DNS over HTTPS in DNS Server](enable-dns-over-https-server.md).
 
 - Administrative or equivalent access to the Windows Server hosting the DNS Server service.