Selamat Pagi Pak Syafril

Pak, kemarin saya mendapatkan error message saya kurang mengerti, mohon
percerahan dan solusinya. 
Berikut ini report yang saya terima dari user 

Terima kasih

-----Original Message-----
From: [email protected] (Mail Delivery System)
Date: Tue, 18 May 2010 19:05:58
To: <[email protected]>
Subject: Undelivered Mail Returned to Sender

This is the mail system at host mlsrv.paktel.net.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

<[email protected]>: host mail.ptoandk.com[202.87.240.141] said: 550
failed to meet SPF requirements (in reply to MAIL FROM command)

<[email protected]>: host mail.ptoandk.com[202.87.240.141] said: 550
failed to meet SPF requirements (in reply to MAIL FROM command)

<[email protected]>: host mail.ptoandk.com[202.87.240.141] said: 550
failed to meet SPF requirements (in reply to MAIL FROM command)



--[MDaemon-L]------------------------------------------------
Milis ini untuk Diskusi antar pengguna MDaemon Mail Server.

Netiket: <http://www.netmeister.org/news/learn2quote>
Arsip: <http://mdaemon-l.dutaint.com>
Henti Langgan: Kirim mail ke MDaemon-L-unsubscribe [at] dutaint.com
Berlangganan: kirim mail ke MDaemon-L-subscribe [at] dutaint.com
Versi terakhir MD 11.0.2, SP 4.1.1, OC 2.2.4, SG 2.0.2, PP 1.1

Kirim email ke