[pippuccio]

HI, i have problem on my server:
This is the result of netdiag command

System info : Windows 2000 Server (Build 3790)
Processor : x86 Family 15 Model 4 Stepping 10, GenuineIntel
List of installed hotfixes :
KB890046
KB893756
KB896358
KB896422
KB896424
KB896428
KB898715
KB899587
KB899588
KB899589
KB899591
KB900725
KB901017
KB901214
KB902400
KB904706
KB905414
KB908519
KB908531
KB910437
KB911280
KB911562
KB911567
KB911927
KB912919
KB914389
KB916281
KB917344
KB917734
KB917953
KB918439
Q147222

Netcard queries test . . . . . . . : Passed
GetStats failed for 'Miniport WAN (PPPOE)'. [ERROR_NOT_SUPPORTED]

Per interface results:
Adapter : Connessione alla rete locale (LAN) del server
Netcard queries test . . . : Passed
Host Name. . . . . . . . . : server
IP Address . . . . . . . . : 192.168.100.100
Subnet Mask. . . . . . . . : 255.255.255.0
Default Gateway. . . . . . : 192.168.100.200
Primary WINS Server. . . . : 192.168.100.100
Dns Servers. . . . . . . . : 192.168.100.100
10.10.0.4
217.22.209.254

AutoConfiguration results. . . . . . : Passed
Default gateway test . . . : Passed
NetBT name test. . . . . . : Passed
[WARNING] At least one of the <00> 'WorkStation Service', <03> 'Messenger Service', <20> 'WINS' names is missing.
No remote names have been found.
WINS service test. . . . . : Failed
The test failed. We were unable to query the WINS servers.

Global results:

Domain membership test . . . . . . : Passed

NetBT transports test. . . . . . . : Passed
List of NetBt transports currently configured:
NetBT_Tcpip_{12D7C6D5-1E9A-4A33-B0AD-99BA31EDA06E}
1 NetBt transport currently configured.

Autonet address test . . . . . . . : Passed

IP loopback ping test. . . . . . . : Passed

Default gateway test . . . . . . . : Passed

NetBT name test. . . . . . . . . . : Passed
[WARNING] You don't have a single interface with the <00> 'WorkStation Service', <03> 'Messenger Service', <20> 'WINS' names defined.

Winsock test . . . . . . . . . . . : Passed

DNS test . . . . . . . . . . . . . : Failed
[WARNING] Cannot find a primary authoritative DNS server for the name
'server.studio.local.'. [WSAENOBUFS ]
The name 'server.studio.local.' may not be registered in DNS.
[WARNING] The DNS entries for this DC are not registered correctly on DNS server '192.168.100.100'. Please wait for 30 minutes for DNS server replication.
[WARNING] The DNS entries for this DC are not registered correctly on DNS server '10.10.0.4'. Please wait for 30 minutes for DNS server replication.
[WARNING] The DNS entries for this DC are not registered correctly on DNS server '217.22.209.254'. Please wait for 30 minutes for DNS server replication.
[FATAL] No DNS servers have the DNS records for this DC registered.

Redir and Browser test . . . . . . : Passed
List of NetBt transports currently bound to the Redir
NetBT_Tcpip_{12D7C6D5-1E9A-4A33-B0AD-99BA31EDA06E}
The redir is bound to 1 NetBt transport.
List of NetBt transports currently bound to the browser
NetBT_Tcpip_{12D7C6D5-1E9A-4A33-B0AD-99BA31EDA06E}
The browser is bound to 1 NetBt transport.

DC discovery test. . . . . . . . . : Passed

DC list test . . . . . . . . . . . : Passed

Trust relationship test. . . . . . : Skipped

Kerberos test. . . . . . . . . . . : Passed

LDAP test. . . . . . . . . . . . . : Passed
[FATAL] Cannot open an LDAP session to 'server.studio.local' at '192.168.100.100'.
[WARNING] Failed to query SPN registration on DC 'server.studio.local'.

Bindings test. . . . . . . . . . . : Passed

WAN configuration test . . . . . . : Skipped
No active remote access connections.

Modem diagnostics test . . . . . . : Passed
IP Security test . . . . . . . . . : Skipped
Note: run "netsh ipsec dynamic show /?" for more detailed information

The command completed successfully

the problem is for DNS and LDAP , but the database is available when i try to enter with clicking on User and Computer .
can you help me?