dcdiag /v /c /e /q

dcdiag /v /c /e /q
         [DC03] No security related replication errors were found on this DC!  To target the connection to a specific source DC use /ReplSource:<DC>.
         ** Did not run Outbound Secure Channels test because /testdomain: was not entered
         An error event occurred.  EventID: 0x0000272C
            Time Generated: 02/26/2019   22:40:46
            Event String: DCOM was unable to communicate with the computer 192.168.144.2 using any of the configured protocols; requested by PID     10c8 (C:\Windows\system32\dcdiag.exe).
         ......................... DC03 failed test SystemLog
         Warning: DC04 is not advertising as a time server.
         ......................... DC04 failed test Advertising
         [DC04] No security related replication errors were found on this DC!  To target the connection to a specific source DC use /ReplSource:<DC>.
         The event log DFS Replication on server DC04.domain.local could not be queried, error 0x6ba "The RPC server is unavailable."
         ......................... DC04 failed test DFSREvent
         The event log Directory Service on server DC04.domain.local could not be queried, error 0x6ba "The RPC server is unavailable."
         ......................... DC04 failed test KccEvent
         ** Did not run Outbound Secure Channels test because /testdomain: was not entered
         The event log System on server DC04.domain.local could not be queried, error 0x6ba "The RPC server is unavailable."
         ......................... DC04 failed test SystemLog
         Test results for domain controllers:

            DC: DC03.domain.local
            Domain: domain.local


               TEST: Delegations (Del)
                  Error: DNS server: dc01.domain.local. IP:<Unavailable> [Missing glue A record]


            DC: DC04.domain.local
            Domain: domain.local


               TEST: Delegations (Del)
                  Error: DNS server: dc01.domain.local. IP:<Unavailable> [Missing glue A record]

         Summary of DNS test results:

                                            Auth Basc Forw Del  Dyn  RReg Ext
            _________________________________________________________________
            Domain: domain.local
               DC03                         PASS PASS PASS FAIL PASS PASS n/a
               DC04                         PASS PASS PASS FAIL PASS PASS n/a

         ......................... domain.local failed test DNS