[StAPF] Returned Mail: Evaluation Erlangen Auswertung Orga-Teil

*** MAIL DELIVERY FAILURE REPORT *** The original message was received at Mon, 2 Jun 2025 13:43:02 +0200 (CEST) from host [172.18.1.171] (nat-3795.dyn.hrz.tu-darmstadt.de [130.83.118.211]). Subject: Evaluation Erlangen Auswertung Orga-Teil From: stapf(a)zapf.in Mail delivery to the following recipient has finally failed: s5508238(a)stud.uni-frankfurt.de Last reason: 550 5.0.0 Explanation: host mx1.uni-frankfurt.de [141.2.36.230:25] said: old insecure MS-Office formats (.doc, .xls, .ppt) not accepted - Please refer to <https://smt.uni-frankfurt.de/gesperrte-mailanhaenge> Transcript of session: ... while talking to mx1.uni-frankfurt.de [141.2.36.230:25]: <<< 550 old insecure MS-Office formats (.doc, .xls, .ppt) not accepted - Please refer to <https://smt.uni-frankfurt.de/gesperrte-mailanhaenge>