Connected_to_65.55.92.152_but_sender_was_rejected./Remote_host_said:
_550_SC-004_Mail_rejected_by_Windows_Live_Hotmail_for_policy_reasons.
_A_block_has_been_placed_against_your_IP_address_because_we_have_received_complaints_concerning_mail_coming_from_that_IP_address.
_If_you_are_not_an_email/network_admin_please_contact_your_E-mail/Internet_Service_Provider_for_help._Email/network_admins,_we_recommend_enrolling_in_our_Junk_E-Mail_Reporting_Program_(JMRP),_a_free_program_intended_to_help_senders_remove_unwanted_recipients_from_their_e-mail_list:_http://postmaster.live.com/
I wasn’t sending from my own mail server, but through a really big German ISP. And that makes it even more delicate.
// Oliver