• The BIND DNS server has already been deprecated and removed from Plesk for Windows.
    If a Plesk for Windows server is still using BIND, the upgrade to Plesk Obsidian 18.0.70 will be unavailable until the administrator switches the DNS server to Microsoft DNS. We strongly recommend transitioning to Microsoft DNS within the next 6 weeks, before the Plesk 18.0.70 release.
  • The Horde component is removed from Plesk Installer. We recommend switching to another webmail software supported in Plesk.

Client host rejected

L

LiquidSolid

Guest
Hi Folks,

Lately some of my customers are receiving the following error when sending e-mail.

error message:
-
a.a.a.a does not like recipient.
Remote host said: 450 Client host rejected: cannot find your hostname,
[x.x.x.x] Giving up on a.a.a.a.
-

Previous I used an internal ip behind a firewall, so I installed a new system with an external ip adres. Unfortunately this didn't solve the problem. I checked their DNS settings and they point to mail.<domain>.nl, which has the correct ip's. The hostname of the server is plesk01.<domain>.nl

Do you guys have any idea where to look in order to solve this issue?

Another small issue is that I would like to change the SOA refresh time of the DNS server. Any clue where to change these parameters within the plesk installation?

Thanks a lot.
 
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