1. 2018-04-25 [tcpdump-workers] Returned mail: Data format error tcpdump-w gerald 2. 2018-04-01 [tcpdump-workers] Returned mail: Data format error tcpdump-w guy 3. 2017-12-25 [tcpdump-workers] Returned mail: Data format error tcpdump-w guy 4. 2017-12-25 [tcpdump-workers] Returned mail: Data format error tcpdump-w gerald 5. 2017-12-25 [tcpdump-workers] RETURNED MAIL: DATA FORMAT ERROR tcpdump-w guy 6. 2017-12-21 [tcpdump-workers] Returned mail: Data format error tcpdump-w guy 7. 2017-12-17 [tcpdump-workers] Returned mail: Data format error tcpdump-w guy 8. 2017-11-02 [tcpdump-workers] Returned mail: Data format error tcpdump-w guy 9. 2016-10-12 Returned mail: Data format error openldap- dieter 10. 2016-09-28 [keycloak-user] Returned mail: Data format error keycloak- MAILER-DAEMON 11. 2016-09-28 [keycloak-dev] Returned mail: Data format error keycloak- MAILER-DAEMON 12. 2016-09-16 [keycloak-user] Returned mail: Data format error keycloak- Mail Delivery Subs 13. 2016-08-27 [keycloak-user] Returned mail: Data format error keycloak- Mail Administrator 14. 2016-08-26 [keycloak-user] Returned mail: Data format error keycloak- Automatic Email De 15. 2016-08-25 [keycloak-user] Returned mail: Data format error keycloak- MAILER-DAEMON