Selamat Sore 

Pak Syafril barusan saya menambahkan di ReverseXcp.dat sebagai berikut : 

# PTR Missmatch
59.148.208.66         #AMDFKMX.AMDFK.local

Karena ada email yang tidak bisa masuk ke server kami 
Berikut log SMTP – (IN) : 

Mon 2019-08-19 13:37:23.342: ----------
Mon 2019-08-19 13:37:22.928: [092148] Session 092148; child 0003
Mon 2019-08-19 13:37:22.928: [092148] Accepting SMTP connection from 
59.148.208.66:39010 to 172.16.0.6:25
Mon 2019-08-19 13:37:22.928: [092148] --> 220 bb.ptbmi.com ESMTP MDaemon 
19.0.2; Mon, 19 Aug 2019 13:37:22 +0700
Mon 2019-08-19 13:37:22.993: [092148] <-- EHLO AMDFKMX.AMDFK.local
Mon 2019-08-19 13:37:22.993: [092148] --> 250-bb.ptbmi.com Hello 
AMDFKMX.AMDFK.local [59.148.208.66], pleased to meet you
Mon 2019-08-19 13:37:22.993: [092148] --> 250-ETRN
Mon 2019-08-19 13:37:22.994: [092148] Location Screening hiding AUTH from 
country Hong Kong
Mon 2019-08-19 13:37:22.994: [092148] --> 250-8BITMIME
Mon 2019-08-19 13:37:22.994: [092148] --> 250-ENHANCEDSTATUSCODES
Mon 2019-08-19 13:37:22.994: [092148] --> 250-STARTTLS
Mon 2019-08-19 13:37:22.994: [092148] --> 250 SIZE 36700160
Mon 2019-08-19 13:37:23.057: [092148] <-- STARTTLS
Mon 2019-08-19 13:37:23.057: [092148] --> 220 2.7.0 Ready to start TLS
Mon 2019-08-19 13:37:23.251: [092148] SSL negotiation successful (TLS 1.0, 384 
bit key exchange, 256 bit AES encryption)
Mon 2019-08-19 13:37:23.317: [092148] <-- EHLO AMDFKMX.AMDFK.local
Mon 2019-08-19 13:37:23.317: [092148] --> 250-bb.ptbmi.com Hello 
AMDFKMX.AMDFK.local [59.148.208.66], pleased to meet you
Mon 2019-08-19 13:37:23.317: [092148] --> 250-ETRN
Mon 2019-08-19 13:37:23.317: [092148] Location Screening hiding AUTH from 
country Hong Kong
Mon 2019-08-19 13:37:23.317: [092148] --> 250-8BITMIME
Mon 2019-08-19 13:37:23.317: [092148] --> 250-ENHANCEDSTATUSCODES
Mon 2019-08-19 13:37:23.317: [092148] --> 250 SIZE 36700160
Mon 2019-08-19 13:37:23.381: [092148] <-- MAIL FROM:<sunn...@amacpa.com.hk> 
SIZE=211702
Mon 2019-08-19 13:37:23.384: [092148] Performing PTR lookup 
(66.208.148.59.IN-ADDR.ARPA)
Mon 2019-08-19 13:37:23.553: [092148] *  D=66.208.148.59.IN-ADDR.ARPA 
TTL=(1440) PTR=[mail.amacpa.com.hk]
Mon 2019-08-19 13:37:24.143: [092148] *  D=mail.amacpa.com.hk TTL=(240) 
A=[59.148.208.70]
Mon 2019-08-19 13:37:24.143: [092148] *  MDaemon configured to drop connection 
on PTR record mismatch
Mon 2019-08-19 13:37:24.143: [092148] ---- End PTR results
Mon 2019-08-19 13:37:24.143: [092148] --> 501 5.7.0 Domain must resolve
Mon 2019-08-19 13:37:24.144: [092148] SMTP session terminated (Bytes in/out: 
443/3620)
Mon 2019-08-19 13:37:24.144: ----------


Mohon bisa di update 

Terimakasih
Rievo
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