Good day

I'm Getting this error when I try to send to myself

The email is sending out and not receiving any new mai;

From : mailer-daemon@mail.zoho.com<mailer-daemon@mail.zoho.com>
To : <maged.salah@icore-bs.com>
Date : Sun, 13 Aug 2017 13:31:40 +0200
Subject : Mail Delivery Status Notification (Delay)
============ Forwarded message ============

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 Sun, 13 Aug 2017 04:31:40 -0700
from maged.salah@icore-bs.com [maged.salah@icore-bs.com]

----- The following addresses had fatal errors -----
[Status: DOMAIN_NOT_RESOLVED, Address: <maged.salah@icore-bs.com>, DOMAIN_NOT_RESOLVED]

Message will be retried for 4 more day(s)

----- Transcript of session follows -----

Received:from LPT31 (41.206.148.71 [41.206.148.71]) by mx.zohomail.com
    with SMTPS id 150262108491886.39339409043112; Sun, 13 Aug 2017 03:44:44 -0700 (PDT)
Message-ID:<004d01d31422$09145f50$1b3d1df0$@icore-bs.com>
Date:Sun, 13 Aug 2017 12:50:50 +0200
From:"Maged" <maged.salah@icore-bs.com>
To:"'Maged'" <maged.salah@icore-bs.com>
Subject:TEST
Content-Type:multipart/related;
    boundary="----=_NextPart_000_004E_01D31432.CC9DCB90"