On 13/02/18 15:32, Rifki maulana wrote:
> Mohon bantuannya untuk update log berikut :
> 
>  
> 
> Tue 2018-02-13 14:37:00.477: [231330] Accepting SMTP connection from
> 212.175.131.195:39014 to 192.168.33.21:25

> Tue 2018-02-13 14:37:01.296: [231330] Performing PTR lookup 
> (195.131.175.212.IN-ADDR.ARPA)
> 
> Tue 2018-02-13 14:40:03.366: [231330] *  DNS: 180 second wait for DNS 
> response exceeded (DNS Server: 202.92.192.19)
> 
> Tue 2018-02-13 14:43:03.366: [231330] *  DNS: 180 second wait for DNS 
> response exceeded (DNS Server: 8.8.8.8)
> Tue 2018-02-13 14:43:04.468: [231330] *  DNS server reports that it is having 
> technical problems
> 
> Tue 2018-02-13 14:43:04.468: [231330] *  No PTR records found


Kelihatannya koneksi internet international MDaemon Anda sedang sibuk sehingga
tidak bisa resolve dengan baik.
Sender IP punya valid PTR record.

$ host 212.175.131.195 ns3.dutaint.com
Using domain server:
Name: ns3.dutaint.com
Address: 113.20.31.196#53
Aliases:

195.131.175.212.in-addr.arpa domain name pointer edge.gamaturkerler.com.tr.
195.131.175.212.in-addr.arpa domain name pointer edge.gamaltd.ch.
195.131.175.212.in-addr.arpa domain name pointer edge.gama.com.tr.
195.131.175.212.in-addr.arpa domain name pointer edge.gamapower.com.tr.

$ host 212.175.131.195 8.8.8.8
Using domain server:
Name: 8.8.8.8
Address: 8.8.8.8#53
Aliases:

195.131.175.212.in-addr.arpa domain name pointer edge.gama.com.tr.
195.131.175.212.in-addr.arpa domain name pointer edge.gamaltd.ch.
195.131.175.212.in-addr.arpa domain name pointer edge.gamaturkerler.com.tr.
195.131.175.212.in-addr.arpa domain name pointer edge.gamapower.com.tr.






-- 
syafril
-------
Syafril Hermansyah
MDaemon-L Moderators, running MDaemon 17.5.2-64, SP 5.5-64
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