[SMTP] arcor.de (Tue, 24 Mar 2020 17:39:08 +0000)

mx004.vodafonemail.xion.oxcs.net - 157.97.76.175 : 25

Error during analysis: TLS seems not supported on this server

mx001.vodafonemail.xion.oxcs.net - 157.97.76.174 : 25

Error during analysis: TLS seems not supported on this server

mx002.vodafonemail.xion.oxcs.net - 157.97.76.175 : 25

Error during analysis: TLS seems not supported on this server

mx003.vodafonemail.xion.oxcs.net - 157.97.76.174 : 25

Error during analysis: TLS seems not supported on this server