> Ini artinya koneksi dari client ke local DNS server tidak bisa
dilakukan.
> Coba dicheck koneksi atau mungkin ada firewall yg memblock.

Saya ping ke 192.168.0.9 hasilnya sbb:

Pinging 192.168.0.9 with 32 bytes of data:

Reply from 192.168.0.9: bytes=32 time<1ms TTL=128
Reply from 192.168.0.9: bytes=32 time<1ms TTL=128
Reply from 192.168.0.9: bytes=32 time<1ms TTL=128
Reply from 192.168.0.9: bytes=32 time<1ms TTL=128

Ping statistics for 192.168.0.9:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 0ms, Maximum = 0ms, Average = 0ms

> 
> Untuk memastikan bhw setting record di local DNS server sudah berjalan
> benar, dari dos prompt di DNS server ketikkan
> 
> c:\ nslookup mail.rexplast.co.id 127.0.0.1
> 
> hasilnya seperti apa?

Hasilnya setelah secondary DNS server saya kosongkan sbb:

C:\DOCUME~1\ADMINI~1>nslookup mail.rexplast.co.id 127.0.0.1
*** Can't find server name for address 127.0.0.1: No response from
server
Server:  UnKnown
Address:  127.0.0.1

*** UnKnown can't find mail.rexplast.co.id: No response from server

> 
> >         DNS Servers . . . . . . . . . . . : 192.168.0.9
> >                                             203.161.30.1
> 
> Secondary DNS di tcp/ip client dikosongkan saja
> 
sudah saya kosongkan pak


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