Some emails are not downloaded from imap server

I have some emails like reports sended from web server do my email address, they are normaly visible on web mail client email.seznam.cz but they are never downloaded through imap to EM Client.

Example:

Received: from vs1176.server4u.cz (vs1176.server4u.cz [81.91.85.80])
by email-smtpd-v11.ng.seznam.cz (Seznam SMTPD 1.3.60) with ESMTP;
Sat, 08 Apr 2017 11:16:07 +0200 (CEST)  
Received: (qmail 3052 invoked by uid 33); 8 Apr 2017 11:16:06 +0200
Date: 8 Apr 2017 11:16:06 +0200
Message-ID: \<[20170408091606.3051.qmail@vs1176.serv...](mailto:20170408091606.3051.qmail@vs1176.server4u.cz "Link mailto201704080916063051qmailvs1176server4ucz")\>
From: [root@vs1176.server4u.cz](mailto:root@vs1176.server4u.cz "Link mailtorootvs1176server4ucz")
X-PHP-Originating-dir: /admin
To: [noreply@seznam.cz](mailto:noreply@seznam.cz)
Subject: test

test