On Thu, Dec 07, 2023 at 12:29:37AM +0000, Suresh Ramasubramanian via mailop wrote: > Free trial account on Microsoft 365 being relayed through Microsoft 365 > outbounds by a Hetzner IP
As Suresh says. I've got a copy too. Nothing unusual in it, it definitely came through M365 infrastructure. From where it was injected to M365 is not that important - it could have been anything as long as they were capable of authenticating using the user accounts in that domain. -- Atro Tossavainen, Chairman of the Board Infinite Mho Oy, Helsinki, Finland tel. +358-44-5000 600, http://www.infinitemho.fi/ _______________________________________________ mailop mailing list mailop@mailop.org https://list.mailop.org/listinfo/mailop