Selamat Pagi


Pak Syafril, barusan saya menambahkan



# hostname can not be Resolve

103.131.51.9   # wellmail.extremhost.net



Di ReverseXpt.dat



Berikut log SMPT – (IN) :



Tue 2019-10-08 17:16:11.231: ----------

Tue 2019-10-08 17:16:22.497: [923127] Session 923127; child 0001

Tue 2019-10-08 17:16:22.497: [923127] Accepting SMTP connection from 
103.131.51.9:57939 to 172.16.0.6:25

Tue 2019-10-08 17:16:22.497: [923127] --> 220 bb.ptbmi.com ESMTP MDaemon 
19.0.2; Tue, 08 Oct 2019 17:16:22 +0700

Tue 2019-10-08 17:16:22.518: [923127] <-- EHLO wellmail.extremhost.net

Tue 2019-10-08 17:16:22.518: [923127] --> 250-bb.ptbmi.com Hello 
wellmail.extremhost.net [103.131.51.9], pleased to meet you

Tue 2019-10-08 17:16:22.518: [923127] --> 250-ETRN

Tue 2019-10-08 17:16:22.518: [923127] --> 250-AUTH LOGIN PLAIN

Tue 2019-10-08 17:16:22.518: [923127] --> 250-8BITMIME

Tue 2019-10-08 17:16:22.518: [923127] --> 250-ENHANCEDSTATUSCODES

Tue 2019-10-08 17:16:22.518: [923127] --> 250-STARTTLS

Tue 2019-10-08 17:16:22.518: [923127] --> 250 SIZE 36700160

Tue 2019-10-08 17:16:22.542: [923127] <-- STARTTLS

Tue 2019-10-08 17:16:22.542: [923127] --> 220 2.7.0 Ready to start TLS

Tue 2019-10-08 17:16:22.642: [923127] SSL negotiation successful (TLS 1.2, 521 
bit key exchange, 256 bit AES encryption)

Tue 2019-10-08 17:16:22.665: [923127] <-- EHLO wellmail.extremhost.net

Tue 2019-10-08 17:16:22.665: [923127] --> 250-bb.ptbmi.com Hello 
wellmail.extremhost.net [103.131.51.9], pleased to meet you

Tue 2019-10-08 17:16:22.665: [923127] --> 250-ETRN

Tue 2019-10-08 17:16:22.665: [923127] --> 250-AUTH LOGIN PLAIN

Tue 2019-10-08 17:16:22.665: [923127] --> 250-8BITMIME

Tue 2019-10-08 17:16:22.665: [923127] --> 250-ENHANCEDSTATUSCODES

Tue 2019-10-08 17:16:22.665: [923127] --> 250 SIZE 36700160

Tue 2019-10-08 17:16:22.688: [923127] <-- MAIL 
FROM:<reservat...@theshalimarhotel.co.id> SIZE=176593

Tue 2019-10-08 17:16:22.691: [923127] Performing PTR lookup 
(9.51.131.103.IN-ADDR.ARPA)

Tue 2019-10-08 17:16:22.807: [923127] *  D=9.51.131.103.in-addr.arpa TTL=(240) 
PTR=[well.ardetamedia.net]

Tue 2019-10-08 17:16:22.859: [923127] *  D=well.ardetamedia.net TTL=(5) 
A=[103.131.51.9]

Tue 2019-10-08 17:16:22.859: [923127] ---- End PTR results

Tue 2019-10-08 17:16:22.860: [923127] Performing IP lookup 
(wellmail.extremhost.net)

Tue 2019-10-08 17:16:23.441: [923127] *  DNS server reports domain name unknown

Tue 2019-10-08 17:16:23.441: [923127] ---- End IP lookup results

Tue 2019-10-08 17:16:23.441: [923127] --> 501 5.7.0 wellmail.extremhost.net 
host can't be resolved

Tue 2019-10-08 17:16:23.442: [923127] SMTP session terminated (Bytes in/out: 
818/3902)

Tue 2019-10-08 17:16:23.442: ----------



Terimakasih

Rievo




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