On 18/11/16 09:19, Rifki maulana wrote:
> Mohon bantuannya untuk update log berikut :
> 
>  
> 

> Thu 2016-11-17 20:51:52.639: [753856] Accepting SMTP connection from 
> 64.64.21.166:36769 to 192.168.33.21:25

> Thu 2016-11-17 20:51:52.853: [753856] <-- EHLO us1.clientdomainmanager.org

> Thu 2016-11-17 20:51:53.071: [753856] Performing PTR lookup 
> (166.21.64.64.IN-ADDR.ARPA)
> 
> Thu 2016-11-17 20:51:55.124: [753856] *  DNS server reports that it is having 
> technical problems


Ini problem di DNS resolver yang jadi acuan MDaemon.
Sender IP punya valid PTR record.
Periksa isian DNS yang digunakan MDaemon

http://mdaemon.dutaint.co.id/mdaemon/16.5/index.html?default-domain-and-servers_dns.htm

bila perlu hubungi pengelola DNS resolver itu untuk perbaikkan.


$ host 64.64.21.166 ns1.dutaint.com
Using domain server:
Name: ns1.dutaint.com
Address: 103.253.112.238#53
Aliases:

166.21.64.64.in-addr.arpa domain name pointer us1.clientdomainmanager.org.

$ host us1.clientdomainmanager.org ns2.dutaint.com
Using domain server:
Name: ns2.dutaint.com
Address: 103.253.112.245#53
Aliases:

us1.clientdomainmanager.org has address 64.64.21.166






-- 
syafril
-------
Syafril Hermansyah
MDaemon-L Moderators, MDaemon 16.5.2-64 Beta B, SP 5.0.1-64
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