MTA dns; mx.zohomail.com

MTA dns; mx.zohomail.com

Zoho Help Desk Team,

We are getting the below bounce back when replying to tickets within ZOHO. How do we resolve?

This message was created automatically by mail delivery system.

THIS IS A WARNING MESSAGE ONLY.

YOU DO NOT NEED TO RESEND YOUR MESSAGE.

The original message was received at Thu, 02 Jun 2022 14:36:27 -0700
from support@********.zohodesk.com [********.com]

----- The following addresses had fatal errors -----
[stephani********.com, ********.com]

Message will be retried for 4 more day(s)


Reporting-MTA: dns; mx.zohomail.com
Arrival-Date: Thu, 02 Jun 2022 13:50:45 -0700

Original-Recipient: rfc822; ********.com
Final-Recipient: rfc822; ********.com
Status: 421
Action: failed
Last-Attempt-Date: 2 Jun 2022 21:36:27 GMT
Diagnostic-Code: Host not reachable.

Original-Recipient: rfc822; ********.com
Final-Recipient: rfc822; ********.com
Status: 421
Action: failed
Last-Attempt-Date: 2 Jun 2022 21:36:27 GMT
Diagnostic-Code: Host not reachable.


Received:from mail.zoho.com by mx.zohomail.com
    with SMTP id 16542030*******.****28511; Thu, 2 Jun 2022 13:50:45 -0700 (PDT)
Message-ID:
Date:Thu, 02 Jun 2022 13:50:45 -0700
From:******* <********.com>
To:"*******" <********.com>
Cc:"*******" <********.com>
Subject:Re:[## 8376 ##] user activate
Content-Type:multipart/alternative;
    boundary="----=_Part_2728358_840513595.1654203045388"
User-Agent:Zoho Mail





      • Sticky Posts

      • Zoho Mail POP & IMAP Server Details

        Hello all! We have been receiving a number of requests regarding the errors while configuring or using Zoho Mail account in POP/ IMAP clients. The server details vary based on your account type and the Datacenter in which your account is setup. Ensure

      • Important update on Group Management | Zoho Mail

        Dear Zoho Mail Community, This post is to inform you all of the following updates on the Group Management in Zoho Mail. Group Member Addition: If a group member is added to an organization group in a Zoho Application, the member will be automatically

      • Mastering email etiquette and best practices to follow in Zoho Mail

        Hello Zoho Mail Community, We’re thrilled to invite you all to our upcoming webinar: Mastering email etiquette and best practices to follow in Zoho Mail. Join our live webinar for expert etiquette tips to enhance your professionalism and elevate your

      • 📣 📣 ZUG Meetups India - Explore Hybrid Workspaces using Zoho Workplace - Meet and Learn! 🧑🏽‍💻🧑🏽‍💻

        We are excited to announce the User Community initiative to meet you all in person and help you explore the need of the hour - Hybrid Workspaces using Zoho Workplace. We aim to help you to setup your Digital Workplace effectively so that your employees

      • Announcing Zoho Mail - Inactive user Policy

        Dear Zoho Mail users, Thanks to all of you for your continuous support.  We have recently started implementing the Inactive User Policy, for Zoho Mail.  A user is considered as inactive, if the user has not logged in to the Zoho mail account for a period of more than 120 days. The login through POP, IMAP and Active Sync are all taken into account for tracking the period of inactivity.  Whoever received the communication need not panic, as we have just communicated our policy to all the users.  To