Mail delivery failed: returning message to sender

From: Mailer-Daemon@mc1.hosteurope.de
Domain: IP info mc1.hosteurope.de
MX-server: IP info mi033.mc1.hosteurope.de
Size: 1408 Bytes
Create: 2025-01-29
Update: 2025-01-29
Score: 0
Safe: Yes

This message was created automatically by mail delivery software. A message that you sent could not be delivered to one or more of its recipients. This is a permanent error. The following address(es) failed: anmeldung.scheer@t-online.de (generated from info@dermatologe-scheer.de) host mx02.t-online.de [194.25.134.9] SMTP error from remote mail server after end of data: 550-5.7.0 Message considered as spam or virus, rejected 550-5.7.0 Your IP: 80.237.138.222 550-5.7.0 Mailhost: mailin46.mgt.mul.t-online.de 550-5.7.0 Timestamp: 2025-01-29T11:04:11Z 550-5.7.0 Expurgate-ID: 149288::1738148651-437FDB2E-8A2C8C1D/3/8293197641 550-5.7.0 Authenticator: 5BDA2747F2276203469A4DD30080B357796ED44013453CC86BC450F6A98E1A33A6636518 550-5.7.0 550-5.7.0 Your message has been rejected due to spam or virus classification. 550-5.7.0 If you feel this is inapplicable, please report the above error codes 550-5.7.0 back to FPR@RX.T-ONLINE.DE to help us fix possible misclassification. 550-5.7.0 We apologize for any inconvenience and thank you for your assistance! 550-5.7.0 550-5.7.0 Die Annahme Ihrer Nachricht wurde abgelehnt, da sie als Spam oder 550-5.7.0 Virus eingestuft wurde. Sollten Sie dies als unzutreffend ansehen, 550-5.7.0 senden Sie bitte obige Fehlercodes an FPR@RX.T-ONLINE.DE, damit wir 550-5.7.0 die Klassifizierung unt