Question : Netdiag DNS test failed

Hi my windows server 2003 is also a DC and DNS server, the DNS is running fine but when I did Netdiag it gaves me this error:

DNS test . . . . . . . . . . . . . : Failed
    [WARNING] The DNS entries for this DC are not registered correctly on DNS server '172.xxx.xxx.xxx'. Please wait for 30 minutes for DNS server replication.
    [WARNING] The DNS entries for this DC are not registered correctly on DNS server '172.xxx.xxx.xxx'. Please wait for 30 minutes for DNS server replication.
    [FATAL] No DNS servers have the DNS records for this DC registered.

Please help. Thank you

Answer : Netdiag DNS test failed

Go to the command prompt and type:

Net stop netlogon
Net start netlogon

restarting the netlgon service registers the SRV records.