On 18/05/18 10:17, andiasraf hamid (andiasrafha...@gmail.com) wrote:
> mohon analisanya dari log berikut, user kami tidak dapat menerima email
> dari luar (amos....@globecast.com <mailto:amos....@globecast.com>),
> berikut lognya pak


Perlu analisis saja?


> Fri 2018-05-18 09:19:16.338: [404777] --> 250-mail.kompas.tv
> <http://250-mail.kompas.tv> Hello smg.gca-sg.com <http://smg.gca-sg.com>
> [202.58.184.1], pleased to meet you

> Fri 2018-05-18 09:19:16.361: [404777] Performing PTR lookup
> (1.184.58.202.IN-ADDR.ARPA)
> Fri 2018-05-18 09:19:16.798: [404777] *  D=1.184.58.202.IN-ADDR.ARPA
> TTL=(4) PTR=[ns1648.ztomy.com <http://ns1648.ztomy.com>]
> Fri 2018-05-18 09:19:16.823: [404777] *  D=ns1648.ztomy.com
> <http://ns1648.ztomy.com> TTL=(0) A=[204.11.56.48]
> Fri 2018-05-18 09:19:16.824: [404777] *  MDaemon configured to drop
> connection on PTR record mismatch
> Fri 2018-05-18 09:19:16.824: [404777] ---- End PTR results
> Fri 2018-05-18 09:19:16.824: [404777] --> 501 5.7.0 Domain must resolve


Sender server pakai IP bekas dipakai domain lain sehingga tidak sesuai
(mismatch) dengan nama host yang dimiliki.


-- 
syafril
-------
Syafril Hermansyah
MDaemon-L Moderators, running MDaemon 18.0.1-64 bit
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