[SMTP] t-online.de (Sun, 18 Apr 2021 06:59:19 +0000)

mx00.t-online.de - 194.25.134.8 : 25

Error during analysis: TLS seems not supported on this server

mx03.t-online.de - 194.25.134.73 : 25

Error during analysis: TLS seems not supported on this server

mx02.t-online.de - 194.25.134.9 : 25

Error during analysis: TLS seems not supported on this server

mx01.t-online.de - 194.25.134.72 : 25

Error during analysis: TLS seems not supported on this server