On 12/12/22 14:24, Ivan Leonardo wrote:
Pak ada domain phapros.co.id failed PTR check MD, tapi kalau saya check di web MXTOOLS reverselookup ip tersebut benar mengarah ke domain tersebut.
Kenapa di MD gagal ya ?


Mon 2022-12-12 13:21:48.580: [00731297] --> 250-webmail.pttdp.com Hello mail.phapros.co.id [103.164.114.226], pleased to meet you Mon 2022-12-12 13:21:48.611: [00731297] Performing PTR lookup (226.114.164.103.IN-ADDR.ARPA)
Mon 2022-12-12 13:21:48.639: [00731297] * D=226.114.164.103.IN-ADDR.ARPA 
TTL=(60) PTR=[mail.phapros.co.id]
Mon 2022-12-12 13:21:48.642: [00731297] * D=mail.phapros.co.id TTL=(1122) 
A=[103.41.204.10]
Mon 2022-12-12 13:21:48.642: [00731297] * MDaemon configured to drop connection on PTR record mismatch


MDaemon PTR check mencheck reverse-confirm reverse DNS, membandingkan HELO FQDN dengan PTR record.

https://en.wikipedia.org/wiki/Forward-confirmed_reverse_DNS

Sudah dibuatkan pengecualian dan diupdate ke

http://ftp.dutaint.com/altn-mdaemon/miscl/ReverseXcpt.dat

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