On 2013-12-10 15:10, Widayanto wrote:
> setelah saya cek di Smtp- in Log, ada log seperti di bawah.

> Tue 2013-12-10 14:29:26: [7513:2] <-- MAIL FROM:<[email protected]>
> SIZE=12188

> Tue 2013-12-10 14:30:56: [7513:2] *  DNS: 70 second wait for DNS response
> exceeded (DNS Server: 202.134.0.155)
> Tue 2013-12-10 14:30:56: [7513:2] ---- End IP lookup results
> Tue 2013-12-10 14:30:56: [7513:2] --> 501 <medifarma.biz> does not have an
> MX record

Ini problem DNS resolver, karena sender domain sebenarnya punya valid MX
record, dalam hal ini masalahnya ada di DNS resolver yang jadi rujukan
MDaemon.
Diganti saja DNS resolvernya menggunakan public DNS.

http://mdaemon.dutaint.co.id/13.6/index.html?default_domain_and_servers_dns.htm

[ ] Use Windows DNS servers

DNS servers (separate multiple IPs with space char):
209.244.0.3 209.244.0.4 8.8.8.8 8.8.4.4

http://pcsupport.about.com/od/tipstricks/a/free-public-dns-servers.htm


$ host -t mx medifarma.biz
medifarma.biz mail is handled by 10 smtp.medifarma.biz.
medifarma.biz mail is handled by 20 mx20.indosat.net.id.


-- 
syafril
-------
Syafril Hermansyah
MDaemon-L Moderators, running MDaemon 13.6.1 Beta b SecurityPlus 4.1.5
Harap tidak cc: atau kirim ke private mail untuk masalah MDaemon.


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