Reporting-MTA: dns; forward400a.mail.yandex.net
X-Yandex-Queue-ID: 7E8ABC1407
X-Yandex-Sender: rfc822; operasyon@kaliruturizm.com.tr
Arrival-Date: Fri, 29 May 2026 11:52:46 +0300 (MSK)

Final-Recipient: rfc822; mdemirtas@istanbulodeme.com
Original-Recipient: rfc822;mdemirtas@istanbulodeme.com
Action: failed
Status: 5.1.1
Remote-MTA: dns; aspmx.l.google.com
Diagnostic-Code: smtp; 550-5.1.1 The email account that you tried to reach does
    not exist. Please try 550-5.1.1 double-checking the recipient's email
    address for typos or 550-5.1.1 unnecessary spaces. For more information, go
    to 550 5.1.1  https://support.google.com/mail/?p=NoSuchUser
    38308e7fff4ca-39659b06fc0si2509161fa.13 - gsmtp

Help: Please visit https://yandex.ru/support/mail-new/wizard/zout_send/not-got-report-yes-other/no-such-user.html