Selamat pagi Pak Syafril,
Mohon pencerahannya, arti dari log ini apa ya Pak?

Fri 2015-10-30 00:00:19.1 01: * From: [email protected]
Fri 2015-10-30 00:00:19.1 01: * To: [email protected]
Fri 2015-10-30 00:00:19.1 01: * Subject: Mail Statistics Summary -
kpi.co.id - Thu, 29 Oct 2015
Fri 2015-10-30 00:00:19.1 01: * Size (bytes): 19735
Fri 2015-10-30 00:00:19.1 01: * Message-ID:
<[email protected]>
Fri 2015-10-30 00:00:19.1 01: * Route slip host: 192.168.1.2
Fri 2015-10-30 00:00:19.1 01: * Route slip port: 25
Fri 2015-10-30 00:00:19.1 05: Attempting to send message to smart host
Fri 2015-10-30 00:00:19.1 05: Attempting SMTP connection to 192.168.1.2:25

Fri 2015-10-30 00:00:19.1 05: Waiting for socket connection...
Fri 2015-10-30 00:00:19.3 05: * Connection established 127.0.0.1:4783 -->
192.168.1.2:25
Fri 2015-10-30 00:00:19.3 05: Waiting for protocol to start...
Fri 2015-10-30 00:00:19.6 02: <-- 220 kpi.co.id ESMTP MDaemon 15.5.1; Thu,
29 Oct 2015 23:00:19 +0700
Fri 2015-10-30 00:00:19.6 03: --> EHLO kpi.co.id
Fri 2015-10-30 00:00:19.6 02: <-- 250-kpi.co.id Hello kpi.co.id, pleased
to meet you
Fri 2015-10-30 00:00:19.6 02: <-- 250-ETRN
Fri 2015-10-30 00:00:19.6 02: <-- 250-AUTH LOGIN CRAM-MD5 PLAIN
Fri 2015-10-30 00:00:19.6 02: <-- 250-8BITMIME
Fri 2015-10-30 00:00:19.6 02: <-- 250-ENHANCEDSTATUSCODES
Fri 2015-10-30 00:00:19.6 02: <-- 250-STARTTLS
Fri 2015-10-30 00:00:19.6 02: <-- 250 SIZE
Fri 2015-10-30 00:00:19.6 03: --> STARTTLS
Fri 2015-10-30 00:00:19.7 02: <-- 220 2.7.0 Ready to start TLS
Fri 2015-10-30 00:00:19.7 05: SSL negotiation successful (TLS 1.0, 1024
bit key exchange, 128 bit RC4 encryption)
Fri 2015-10-30 00:00:19.7 03: --> EHLO kpi.co.id
Fri 2015-10-30 00:00:19.8 02: <-- 250-kpi.co.id Hello kpi.co.id, pleased
to meet you
Fri 2015-10-30 00:00:19.8 02: <-- 250-ETRN
Fri 2015-10-30 00:00:19.8 02: <-- 250-AUTH LOGIN CRAM-MD5 PLAIN
Fri 2015-10-30 00:00:19.8 02: <-- 250-8BITMIME
Fri 2015-10-30 00:00:19.8 02: <-- 250-ENHANCEDSTATUSCODES
Fri 2015-10-30 00:00:19.8 02: <-- 250 SIZE
Fri 2015-10-30 00:00:19.8 03: --> MAIL From:<[email protected]> SIZE=19735

Fri 2015-10-30 00:00:19.9 02: <-- 550 5.7.1 Sender unknown
Fri 2015-10-30 00:00:19.9 03: --> QUIT
Fri 2015-10-30 00:00:19.9 01: Message has no valid return path, it was
deleted
Fri 2015-10-30 00:00:19.9 02: <-- 221 2.0.0 See ya in cyberspace
Fri 2015-10-30 00:00:19.9 04: SMTP session terminated (Bytes in/out:
455/153)

Beberapa bulan terakhir ini akun saya ([email protected]) tidak
menerima statistik dari server email lagi, padahal saya sudah memasukkan
akun saya menjadi postmaster dan abuse.
Terimakasih.

Salam,
Rosyad

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