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        "title": "Review Problems occur with DCs in AD integrated DNS zones before AD/DNS changes",
        "summary": "Use Problems occur with DCs in AD integrated DNS zones to review this narrow operational decision without extending the source beyond its stated scope.",
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        "published_at": "2026-08-27T17:02:21+00:00",
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            "name": "Problems occur with DCs in AD integrated DNS zones",
            "url": "https://learn.microsoft.com/en-us/troubleshoot/windows-server/active-directory/problems-with-dc-ad-integrated-dns-zones",
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        "content_html": "<p>Keep this document to one review outcome: Review Problems occur with DCs in AD integrated DNS zones before AD/DNS changes. Only the official source and traced locations below supply facts. Confirm applicability before acting.</p>\n<h2>Source fact:</h2>\n<p>The official <a href=\"https://learn.microsoft.com/en-us/troubleshoot/windows-server/active-directory/problems-with-dc-ad-integrated-dns-zones\" target=\"_blank\" rel=\"noopener noreferrer\">Problems occur with DCs in AD integrated DNS zones</a> from Microsoft supports the following bounded statements:</p>\n<ul>\n<li>At Introduction below H1, Microsoft states: “_Original KB number:_ 267855 _Applies to:_ Supported versions of Windows Server.” The research record locates this support at <strong>Introduction below H1</strong>.</li>\n<li>At Symptoms, Microsoft states: “For Windows Server 2022 and earlier versions, you can have about 1,200 DCs and DNS servers register all DNS records relevant to operating the DNS zones and domains.” The research record locates this support at <strong>Symptoms</strong>.</li>\n</ul>\n<p>These statements are the factual basis for this document. Do not extend them into a broader assurance. Review Active Directory objects, search bases, domain controllers, delegated roles, cmdlet parameters, and the DNS paths used to locate directory services only where the source and recorded environment align.</p>\n<h2>What the source does not establish</h2>\n<p>The cited page and retained statements do not establish the current state of any DSE or customer environment, prove that the documented configuration is applicable, or authorize a production change. Confirm supported versions, dependencies, and the current live source before use. The citation is not a substitute for observed state, authorization, compliance evidence, or dependency health. Examine Active Directory replication, Windows DNS, domain-controller location, time, network reachability, privileges, and protected credentials before translating the source into an operational decision.</p>\n<h2>Applicability questions</h2>\n<ul>\n<li>For source statement 1 at <strong>Introduction below H1</strong>, which observable configuration, record, or test can confirm applicability here?</li>\n<li>For source statement 2 at <strong>Symptoms</strong>, which observable configuration, record, or test can confirm applicability here?</li>\n<li>Which deployed instance of Active Directory objects, search bases, domain controllers, delegated roles, cmdlet parameters, and the DNS paths used to locate directory services will be compared with the source, and why that instance?</li>\n<li>How will the review distinguish a source mismatch from a failure in Active Directory replication, Windows DNS, domain-controller location, time, network reachability, privileges, and protected credentials?</li>\n<li>Who approves the conclusion, exception, test window, and rollback threshold?</li>\n</ul>\n<h2>DSE recommendation:</h2>\n<p>DSE recommends using the cited source as the evidence anchor for this decision. Start with applicability, then compare the observed state with the cited source. Record the source location, examined part of Active Directory objects, search bases, domain controllers, delegated roles, cmdlet parameters, and the DNS paths used to locate directory services, observed and expected states, owner, and reason for deviation.</p>\n<p>For an approved change, define prerequisites, a limited test path, success and stop conditions, monitoring, and rollback. Check Active Directory replication, Windows DNS, domain-controller location, time, network reachability, privileges, and protected credentials in design order. Protect credentials, keys, recovery material, personal data, and sensitive topology in evidence.</p>\n<h2>Verification and evidence</h2>\n<p>Keep the source locations <strong>Introduction below H1</strong>; <strong>Symptoms</strong> adjacent to the sanitized artifacts used for comparison. Prefer sanitized command transcripts, parameter records, directory exports, authorization records, DNS locator tests, and before-and-after state, with enough identity and timing data for an independent recheck.</p>\n<p>Label this evidence set <strong>DSE-20260827-305</strong> so observations, approvals, exceptions, and later rechecks cannot be substituted from another source review.</p>\n<p>Close the review only when the evidence, exception handling, resulting action, and after-state are linked. Schedule a new review after material technical, organizational, incident, or source changes; today&#8217;s observation is not a continuing guarantee.</p>\n<h2>Official references</h2>\n<ul>\n<li><a href=\"https://learn.microsoft.com/en-us/troubleshoot/windows-server/active-directory/problems-with-dc-ad-integrated-dns-zones\" target=\"_blank\" rel=\"noopener noreferrer\">Problems occur with DCs in AD integrated DNS zones</a> — Microsoft</li>\n</ul>",
        "content_text": "Keep this document to one review outcome: Review Problems occur with DCs in AD integrated DNS zones before AD/DNS changes. Only the official source and traced locations below supply facts. Confirm applicability before acting.\nSource fact:\nThe official Problems occur with DCs in AD integrated DNS zones from Microsoft supports the following bounded statements:\n\nAt Introduction below H1, Microsoft states: “_Original KB number:_ 267855 _Applies to:_ Supported versions of Windows Server.” The research record locates this support at Introduction below H1.\nAt Symptoms, Microsoft states: “For Windows Server 2022 and earlier versions, you can have about 1,200 DCs and DNS servers register all DNS records relevant to operating the DNS zones and domains.” The research record locates this support at Symptoms.\n\nThese statements are the factual basis for this document. Do not extend them into a broader assurance. Review Active Directory objects, search bases, domain controllers, delegated roles, cmdlet parameters, and the DNS paths used to locate directory services only where the source and recorded environment align.\nWhat the source does not establish\nThe cited page and retained statements do not establish the current state of any DSE or customer environment, prove that the documented configuration is applicable, or authorize a production change. Confirm supported versions, dependencies, and the current live source before use. The citation is not a substitute for observed state, authorization, compliance evidence, or dependency health. Examine Active Directory replication, Windows DNS, domain-controller location, time, network reachability, privileges, and protected credentials before translating the source into an operational decision.\nApplicability questions\n\nFor source statement 1 at Introduction below H1, which observable configuration, record, or test can confirm applicability here?\nFor source statement 2 at Symptoms, which observable configuration, record, or test can confirm applicability here?\nWhich deployed instance of Active Directory objects, search bases, domain controllers, delegated roles, cmdlet parameters, and the DNS paths used to locate directory services will be compared with the source, and why that instance?\nHow will the review distinguish a source mismatch from a failure in Active Directory replication, Windows DNS, domain-controller location, time, network reachability, privileges, and protected credentials?\nWho approves the conclusion, exception, test window, and rollback threshold?\n\nDSE recommendation:\nDSE recommends using the cited source as the evidence anchor for this decision. Start with applicability, then compare the observed state with the cited source. Record the source location, examined part of Active Directory objects, search bases, domain controllers, delegated roles, cmdlet parameters, and the DNS paths used to locate directory services, observed and expected states, owner, and reason for deviation.\nFor an approved change, define prerequisites, a limited test path, success and stop conditions, monitoring, and rollback. Check Active Directory replication, Windows DNS, domain-controller location, time, network reachability, privileges, and protected credentials in design order. Protect credentials, keys, recovery material, personal data, and sensitive topology in evidence.\nVerification and evidence\nKeep the source locations Introduction below H1; Symptoms adjacent to the sanitized artifacts used for comparison. Prefer sanitized command transcripts, parameter records, directory exports, authorization records, DNS locator tests, and before-and-after state, with enough identity and timing data for an independent recheck.\nLabel this evidence set DSE-20260827-305 so observations, approvals, exceptions, and later rechecks cannot be substituted from another source review.\nClose the review only when the evidence, exception handling, resulting action, and after-state are linked. Schedule a new review after material technical, organizational, incident, or source changes; today’s observation is not a continuing guarantee.\nOfficial references\n\nProblems occur with DCs in AD integrated DNS zones — Microsoft",
        "content_markdown": "Keep this document to one review outcome: Review Problems occur with DCs in AD integrated DNS zones before AD/DNS changes. Only the official source and traced locations below supply facts. Confirm applicability before acting.\n\n## Source fact:\n\nThe official [Problems occur with DCs in AD integrated DNS zones](https://learn.microsoft.com/en-us/troubleshoot/windows-server/active-directory/problems-with-dc-ad-integrated-dns-zones) from Microsoft supports the following bounded statements:\n\n- At Introduction below H1, Microsoft states: “_Original KB number:_ 267855 _Applies to:_ Supported versions of Windows Server.” The research record locates this support at Introduction below H1.\n\n- At Symptoms, Microsoft states: “For Windows Server 2022 and earlier versions, you can have about 1,200 DCs and DNS servers register all DNS records relevant to operating the DNS zones and domains.” The research record locates this support at Symptoms.\n\nThese statements are the factual basis for this document. Do not extend them into a broader assurance. Review Active Directory objects, search bases, domain controllers, delegated roles, cmdlet parameters, and the DNS paths used to locate directory services only where the source and recorded environment align.\n\n## What the source does not establish\n\nThe cited page and retained statements do not establish the current state of any DSE or customer environment, prove that the documented configuration is applicable, or authorize a production change. Confirm supported versions, dependencies, and the current live source before use. The citation is not a substitute for observed state, authorization, compliance evidence, or dependency health. Examine Active Directory replication, Windows DNS, domain-controller location, time, network reachability, privileges, and protected credentials before translating the source into an operational decision.\n\n## Applicability questions\n\n- For source statement 1 at Introduction below H1, which observable configuration, record, or test can confirm applicability here?\n\n- For source statement 2 at Symptoms, which observable configuration, record, or test can confirm applicability here?\n\n- Which deployed instance of Active Directory objects, search bases, domain controllers, delegated roles, cmdlet parameters, and the DNS paths used to locate directory services will be compared with the source, and why that instance?\n\n- How will the review distinguish a source mismatch from a failure in Active Directory replication, Windows DNS, domain-controller location, time, network reachability, privileges, and protected credentials?\n\n- Who approves the conclusion, exception, test window, and rollback threshold?\n\n## DSE recommendation:\n\nDSE recommends using the cited source as the evidence anchor for this decision. Start with applicability, then compare the observed state with the cited source. Record the source location, examined part of Active Directory objects, search bases, domain controllers, delegated roles, cmdlet parameters, and the DNS paths used to locate directory services, observed and expected states, owner, and reason for deviation.\n\nFor an approved change, define prerequisites, a limited test path, success and stop conditions, monitoring, and rollback. Check Active Directory replication, Windows DNS, domain-controller location, time, network reachability, privileges, and protected credentials in design order. Protect credentials, keys, recovery material, personal data, and sensitive topology in evidence.\n\n## Verification and evidence\n\nKeep the source locations Introduction below H1; Symptoms adjacent to the sanitized artifacts used for comparison. Prefer sanitized command transcripts, parameter records, directory exports, authorization records, DNS locator tests, and before-and-after state, with enough identity and timing data for an independent recheck.\n\nLabel this evidence set DSE-20260827-305 so observations, approvals, exceptions, and later rechecks cannot be substituted from another source review.\n\nClose the review only when the evidence, exception handling, resulting action, and after-state are linked. Schedule a new review after material technical, organizational, incident, or source changes; today’s observation is not a continuing guarantee.\n\n## Official references\n\n- [Problems occur with DCs in AD integrated DNS zones](https://learn.microsoft.com/en-us/troubleshoot/windows-server/active-directory/problems-with-dc-ad-integrated-dns-zones) — Microsoft"
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                "description": "Use Problems occur with DCs in AD integrated DNS zones to review this narrow operational decision without extending the source beyond its stated scope.",
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                "articleBody": "Keep this document to one review outcome: Review Problems occur with DCs in AD integrated DNS zones before AD/DNS changes. Only the official source and traced locations below supply facts. Confirm applicability before acting.\nSource fact:\nThe official Problems occur with DCs in AD integrated DNS zones from Microsoft supports the following bounded statements:\n\nAt Introduction below H1, Microsoft states: “_Original KB number:_ 267855 _Applies to:_ Supported versions of Windows Server.” The research record locates this support at Introduction below H1.\nAt Symptoms, Microsoft states: “For Windows Server 2022 and earlier versions, you can have about 1,200 DCs and DNS servers register all DNS records relevant to operating the DNS zones and domains.” The research record locates this support at Symptoms.\n\nThese statements are the factual basis for this document. Do not extend them into a broader assurance. Review Active Directory objects, search bases, domain controllers, delegated roles, cmdlet parameters, and the DNS paths used to locate directory services only where the source and recorded environment align.\nWhat the source does not establish\nThe cited page and retained statements do not establish the current state of any DSE or customer environment, prove that the documented configuration is applicable, or authorize a production change. Confirm supported versions, dependencies, and the current live source before use. The citation is not a substitute for observed state, authorization, compliance evidence, or dependency health. Examine Active Directory replication, Windows DNS, domain-controller location, time, network reachability, privileges, and protected credentials before translating the source into an operational decision.\nApplicability questions\n\nFor source statement 1 at Introduction below H1, which observable configuration, record, or test can confirm applicability here?\nFor source statement 2 at Symptoms, which observable configuration, record, or test can confirm applicability here?\nWhich deployed instance of Active Directory objects, search bases, domain controllers, delegated roles, cmdlet parameters, and the DNS paths used to locate directory services will be compared with the source, and why that instance?\nHow will the review distinguish a source mismatch from a failure in Active Directory replication, Windows DNS, domain-controller location, time, network reachability, privileges, and protected credentials?\nWho approves the conclusion, exception, test window, and rollback threshold?\n\nDSE recommendation:\nDSE recommends using the cited source as the evidence anchor for this decision. Start with applicability, then compare the observed state with the cited source. Record the source location, examined part of Active Directory objects, search bases, domain controllers, delegated roles, cmdlet parameters, and the DNS paths used to locate directory services, observed and expected states, owner, and reason for deviation.\nFor an approved change, define prerequisites, a limited test path, success and stop conditions, monitoring, and rollback. Check Active Directory replication, Windows DNS, domain-controller location, time, network reachability, privileges, and protected credentials in design order. Protect credentials, keys, recovery material, personal data, and sensitive topology in evidence.\nVerification and evidence\nKeep the source locations Introduction below H1; Symptoms adjacent to the sanitized artifacts used for comparison. Prefer sanitized command transcripts, parameter records, directory exports, authorization records, DNS locator tests, and before-and-after state, with enough identity and timing data for an independent recheck.\nLabel this evidence set DSE-20260827-305 so observations, approvals, exceptions, and later rechecks cannot be substituted from another source review.\nClose the review only when the evidence, exception handling, resulting action, and after-state are linked. Schedule a new review after material technical, organizational, incident, or source changes; today’s observation is not a continuing guarantee.\nOfficial references\n\nProblems occur with DCs in AD integrated DNS zones — Microsoft",
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