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  • how to delete invalid DNS record

    dcdiag.exe /test:dns

    how to delete invalid DNS record?

    C:\Program Files\Support Tools>dcdiag.exe /test:dns

    Domain Controller Diagnosis

    Performing initial setup:
    Done gathering initial info.

    Doing initial required tests

    Testing server: Default-First-Site-Name\DC1
    Starting test: Connectivity
    ......................... DC1 passed test Connectivity

    Doing primary tests

    Testing server: Default-First-Site-Name\DC1

    DNS Tests are running and not hung. Please wait a few minutes...

    Running partition tests on : Schema

    Running partition tests on : Configuration

    Running partition tests on : wahyan

    Running enterprise tests on : example.com
    Starting test: DNS
    Test results for domain controllers:

    DC: dc1.example.com
    Domain: example.com


    TEST: Forwarders/Root hints (Forw)
    Error: Forwarders list has invalid forwarder: 192.168.11.215 (
    <name unavailable>)
    Error: Root hints list has invalid root hint server: a.root-se
    rvers.net. (198.41.0.4)
    Error: Root hints list has invalid root hint server: b.root-se
    rvers.net. (192.228.79.201)
    Error: Root hints list has invalid root hint server: c.root-se
    rvers.net. (192.33.4.12)
    Error: Root hints list has invalid root hint server: d.root-se
    rvers.net. (128.8.10.90)
    Error: Root hints list has invalid root hint server: e.root-se
    rvers.net. (192.203.230.10)
    Error: Root hints list has invalid root hint server: f.root-se
    rvers.net. (192.5.5.241)
    Error: Root hints list has invalid root hint server: g.root-se
    rvers.net. (192.112.36.4)
    Error: Root hints list has invalid root hint server: h.root-se
    rvers.net. (128.63.2.53)
    Error: Root hints list has invalid root hint server: i.root-se
    rvers.net. (192.36.148.17)
    Error: Root hints list has invalid root hint server: j.root-se
    rvers.net. (192.58.128.30)
    Error: Root hints list has invalid root hint server: k.root-se
    rvers.net. (193.0.14.129)
    Error: Root hints list has invalid root hint server: l.root-se
    rvers.net. (198.32.64.12)
    Error: Root hints list has invalid root hint server: m.root-se
    rvers.net. (202.12.27.33)

    TEST: Dynamic update (Dyn)
    Error: Dynamic update is not enabled on the zone example.com
    .

    Summary of test results for DNS servers used by the above domain contro
    llers:

    DNS server: 128.63.2.53 (h.root-servers.net.)
    1 test failure on this DNS server
    This is not a valid DNS server. PTR record query for the 1.0.0.12
    7.in-addr.arpa. failed on the DNS server 128.63.2.53

    DNS server: 128.8.10.90 (d.root-servers.net.)
    1 test failure on this DNS server
    This is not a valid DNS server. PTR record query for the 1.0.0.12
    7.in-addr.arpa. failed on the DNS server 128.8.10.90

    DNS server: 192.112.36.4 (g.root-servers.net.)
    1 test failure on this DNS server
    This is not a valid DNS server. PTR record query for the 1.0.0.12
    7.in-addr.arpa. failed on the DNS server 192.112.36.4

    DNS server: 192.168.11.215 (<name unavailable>)
    1 test failure on this DNS server
    This is not a valid DNS server. PTR record query for the 1.0.0.12
    7.in-addr.arpa. failed on the DNS server 192.168.11.215

    DNS server: 192.203.230.10 (e.root-servers.net.)
    1 test failure on this DNS server
    This is not a valid DNS server. PTR record query for the 1.0.0.12
    7.in-addr.arpa. failed on the DNS server 192.203.230.10

    DNS server: 192.228.79.201 (b.root-servers.net.)
    1 test failure on this DNS server
    This is not a valid DNS server. PTR record query for the 1.0.0.12
    7.in-addr.arpa. failed on the DNS server 192.228.79.201

    DNS server: 192.33.4.12 (c.root-servers.net.)
    1 test failure on this DNS server
    This is not a valid DNS server. PTR record query for the 1.0.0.12
    7.in-addr.arpa. failed on the DNS server 192.33.4.12

    DNS server: 192.36.148.17 (i.root-servers.net.)
    1 test failure on this DNS server
    This is not a valid DNS server. PTR record query for the 1.0.0.12
    7.in-addr.arpa. failed on the DNS server 192.36.148.17

    DNS server: 192.5.5.241 (f.root-servers.net.)
    1 test failure on this DNS server
    This is not a valid DNS server. PTR record query for the 1.0.0.12
    7.in-addr.arpa. failed on the DNS server 192.5.5.241

    DNS server: 192.58.128.30 (j.root-servers.net.)
    1 test failure on this DNS server
    This is not a valid DNS server. PTR record query for the 1.0.0.12
    7.in-addr.arpa. failed on the DNS server 192.58.128.30

    DNS server: 193.0.14.129 (k.root-servers.net.)
    1 test failure on this DNS server
    This is not a valid DNS server. PTR record query for the 1.0.0.12
    7.in-addr.arpa. failed on the DNS server 193.0.14.129

    DNS server: 198.32.64.12 (l.root-servers.net.)
    1 test failure on this DNS server
    This is not a valid DNS server. PTR record query for the 1.0.0.12
    7.in-addr.arpa. failed on the DNS server 198.32.64.12

    DNS server: 198.41.0.4 (a.root-servers.net.)
    1 test failure on this DNS server
    This is not a valid DNS server. PTR record query for the 1.0.0.12
    7.in-addr.arpa. failed on the DNS server 198.41.0.4

    DNS server: 202.12.27.33 (m.root-servers.net.)
    1 test failure on this DNS server
    This is not a valid DNS server. PTR record query for the 1.0.0.12
    7.in-addr.arpa. failed on the DNS server 202.12.27.33

    Summary of DNS test results:

    Auth Basc Forw Del Dyn RReg Ext
    __________________________________________________ ______________
    Domain: example.com
    dc1 PASS PASS FAIL PASS FAIL PASS n/a

    ......................... example.com failed test DNS

    C:\Program Files\Support Tools>

  • #2
    Re: how to delete invalid DNS record

    ok i'm going to start with the fact that root-hints forwarders are not invalid..

    can you resolve normal internet names from this computer?
    Please do show your appreciation to those who assist you by leaving Rep Point https://www.petri.com/forums/core/im.../icon_beer.gif

    Comment


    • #3
      Re: how to delete invalid DNS record

      Originally posted by tehcamel View Post
      ok i'm going to start with the fact that root-hints forwarders are not invalid..

      can you resolve normal internet names from this computer?

      yes. resolve normal internet is working

      Comment


      • #4
        Re: how to delete invalid DNS record

        ok.
        Could you tell me what the DNS server configuration is for the DC on which you ran the above test ?

        ipconfig /all should tell you this
        Please do show your appreciation to those who assist you by leaving Rep Point https://www.petri.com/forums/core/im.../icon_beer.gif

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