Warning: inverse host lookup failed for 52.98.253.50: Unknown host
Warning: inverse host lookup failed for 52.98.178.210: Unknown host
Warning: inverse host lookup failed for 40.99.149.146: Unknown host
FRA-efz.ms-acdc.office.com [52.98.253.50] 25 (smtp) open
220 FR4P281CA0093.outlook.office365.com Microsoft ESMTP MAIL Service ready at Mon, 22 Jun 2026 16:53:14 +0000 [08DECF62D0C49A1A]