Hi
The mail server (MailInABox v57a) has encountered a problem with delivering mail to Gmail.
For example the header of a sending a mail is as below:
Return-Path: <>
Delivered-To: Ali@iauh.ac.ir
Received: from box.mail1.iauh.ac.ir ([127.0.0.1])
by box.mail1.iauh.ac.ir with LMTP id UEmiGboAQWOfNAAAb6PZRg
for <Ali@iauh.ac.ir>; Sat, 08 Oct 2022 08:16:50 +0330
X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on box.mail1.iauh.ac.ir
X-Spam-Level:
X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,NO_RELAYS,
URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.2
X-Spam-Report:
* -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1%
* [score: 0.0000]
* 0.0 URIBL_BLOCKED ADMINISTRATOR NOTICE: The query to URIBL was
* blocked. See
* http://wiki.apache.org/spamassassin/DnsBlocklists#dnsbl-block
* for more information.
* [URIs: iauh.ac.ir]
* -0.0 NO_RELAYS Informational: message was not relayed via SMTP
X-Spam-Score: -1.9
Received: by box.mail1.iauh.ac.ir (Postfix)
id 5DC068C1314; Sat, 8 Oct 2022 08:16:50 +0330 (+0330)
Date: Sat, 8 Oct 2022 08:16:50 +0330 (+0330)
From: MAILER-DAEMON@box.mail1.iauh.ac.ir (Mail Delivery System)
Subject: Undelivered Mail Returned to Sender
To: Ali@iauh.ac.ir
Auto-Submitted: auto-replied
MIME-Version: 1.0
Content-Type: multipart/report; report-type=delivery-status;
boundary="B29AB8C12E7.1665204410/box.mail1.iauh.ac.ir"
Message-Id: <20221008044650.5DC068C1314@box.mail1.iauh.ac.ir>
The result of MXToolbox check can be accessible from Link
Please guide me.