[Mailman] Undelivered Mail Returned to Sender

[Mail Delivery System]

This is the mail system at host mta.bgrindonesia.co.id.

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

<mailman at openstreetmap.org>: host a.mx.openstreetmap.org[212.110.172.32] said:
    550 This message scored 5.3 SpamAssassin points. (in reply to end of DATA
    command)
-------------- next part --------------
An embedded message was scrubbed...
From: mailman at openstreetmap.org
Subject: You have pending files to download
Date: 04 May 2021 21:30:04 +0000
Size: 26665
URL: <http://lists.openstreetmap.org/pipermail/mailman/attachments/20210505/18a6440d/attachment.eml>