>>45
こんなの


Mail Delivery System MAILER-DAEMON@fear.co.jp goat-scarlet-c97cc38c4992dacd.znlc.jp 経由
添付ファイル

This is the mail system at host goat-scarlet-c97cc38c4992dacd.znlc.jp.

I'm sorry to have to inform you that your message could not
be delivered to one or more recipients. It's attached below.

For further assistance, please send mail to postmaster.

If you do so, please include this problem report. You can
delete your own text from the attached returned message.

The mail system

<f00-rd5u@f00-167.066.137.203.fs-user.net>: connect to
mail.f00-167.066.137.203.fs-user.net[203.137.66.167]:25: Connection timed
out


OuｔｌookでもGmailでも同じものが返ってくる
ネットで対策を調べてみたが、該当するものを見つけられなかった…
そもそも3年ぐらい前に送った時はこんなことはおきなかったんだけどなぁ