Yth Pak Syafril,
mohon bantuan beberapa error tidak bisa terima email host can't be resolved, 
error berikut ini :


Mon 2020-12-14 09:42:44.221: Session 10911672; child 0004
Mon 2020-12-14 09:42:44.221: Accepting SMTP connection from 
40.107.102.42:49761 to 202.150.137.87:25
Mon 2020-12-14 09:42:44.221: Location Screen says connection is from United 
States, North America
Mon 2020-12-14 09:42:44.222: --> 220 mailhub.kobexindo.com ESMTP MDaemon 
20.0.2; Mon, 14 Dec 2020 09:42:44 +0700
Mon 2020-12-14 09:42:44.438: <-- EHLO 
NAM04-DM6-obe.outbound.protection.outlook.com
Mon 2020-12-14 09:42:44.438: --> 250-mailhub.kobexindo.com Hello 
NAM04-DM6-obe.outbound.protection.outlook.com [40.107.102.42], pleased to 
meet you
Mon 2020-12-14 09:42:44.438: --> 250-ETRN
Mon 2020-12-14 09:42:44.438: Location Screening hiding AUTH from country 
United States, North America
Mon 2020-12-14 09:42:44.438: --> 250-8BITMIME
Mon 2020-12-14 09:42:44.438: --> 250-ENHANCEDSTATUSCODES
Mon 2020-12-14 09:42:44.438: --> 250-STARTTLS
Mon 2020-12-14 09:42:44.438: --> 250 SIZE
Mon 2020-12-14 09:42:44.655: <-- STARTTLS
Mon 2020-12-14 09:42:44.655: --> 220 2.7.0 Ready to start TLS
Mon 2020-12-14 09:42:45.095: SSL negotiation successful (TLS 1.2, 256 bit 
key exchange, 256 bit AES encryption)
Mon 2020-12-14 09:42:45.312: <-- EHLO 
NAM04-DM6-obe.outbound.protection.outlook.com
Mon 2020-12-14 09:42:45.313: --> 250-mailhub.kobexindo.com Hello 
NAM04-DM6-obe.outbound.protection.outlook.com [40.107.102.42], pleased to 
meet you
Mon 2020-12-14 09:42:45.313: --> 250-ETRN
Mon 2020-12-14 09:42:45.313: Location Screening hiding AUTH from country 
United States, North America
Mon 2020-12-14 09:42:45.313: --> 250-8BITMIME
Mon 2020-12-14 09:42:45.313: --> 250-ENHANCEDSTATUSCODES
Mon 2020-12-14 09:42:45.313: --> 250-REQUIRETLS
Mon 2020-12-14 09:42:45.313: --> 250 SIZE
Mon 2020-12-14 09:42:45.545: <-- MAIL FROM:<[email protected]> 
SIZE=88271
Mon 2020-12-14 09:42:45.556: Performing PTR lookup 
(42.102.107.40.IN-ADDR.ARPA)
Mon 2020-12-14 09:42:45.578: * D=42.102.107.40.IN-ADDR.ARPA TTL=(60) 
PTR=[mail-dm6nam08on2042.outbound.protection.outlook.com]
Mon 2020-12-14 09:42:45.767: * 
D=mail-dm6nam08on2042.outbound.protection.outlook.com TTL=(60) 
A=[40.107.102.42]
Mon 2020-12-14 09:42:45.767: ---- End PTR results
Mon 2020-12-14 09:42:45.768: Performing IP lookup 
(NAM04-DM6-obe.outbound.protection.outlook.com)
Mon 2020-12-14 09:42:46.165: * DNS server reports domain name unknown
Mon 2020-12-14 09:42:46.165: ---- End IP lookup results
Mon 2020-12-14 09:42:46.165: --> 501 5.7.0 
NAM04-DM6-obe.outbound.protection.outlook.com host can't be resolved
Mon 2020-12-14 09:42:46.167: SMTP session terminated (Bytes in/out: 
679/2027)


dan 


Mon 2020-12-14 09:01:01.903: Session 10907724; child 0006
Mon 2020-12-14 09:01:01.903: Accepting SMTP connection from 
54.180.178.214:54307 to 202.150.137.87:25
Mon 2020-12-14 09:01:01.903: Location Screen says connection is from South 
Korea, Asia
Mon 2020-12-14 09:01:01.904: --> 220 mailhub.kobexindo.com ESMTP MDaemon 
20.0.2; Mon, 14 Dec 2020 09:01:01 +0700
Mon 2020-12-14 09:01:02.000: <-- EHLO diwin349.corp.doosan.com
Mon 2020-12-14 09:01:02.000: --> 250-mailhub.kobexindo.com Hello 
diwin349.corp.doosan.com [54.180.178.214], pleased to meet you
Mon 2020-12-14 09:01:02.000: --> 250-ETRN
Mon 2020-12-14 09:01:02.000: --> 250-AUTH LOGIN CRAM-MD5 PLAIN
Mon 2020-12-14 09:01:02.000: --> 250-8BITMIME
Mon 2020-12-14 09:01:02.000: --> 250-ENHANCEDSTATUSCODES
Mon 2020-12-14 09:01:02.000: --> 250-STARTTLS
Mon 2020-12-14 09:01:02.000: --> 250 SIZE
Mon 2020-12-14 09:01:02.096: <-- MAIL FROM:<[email protected]>
Mon 2020-12-14 09:01:02.107: Performing PTR lookup 
(214.178.180.54.IN-ADDR.ARPA)
Mon 2020-12-14 09:01:02.137: * D=214.178.180.54.IN-ADDR.ARPA TTL=(5) 
PTR=[ec2-54-180-178-214.ap-northeast-2.compute.amazonaws.com]
Mon 2020-12-14 09:01:02.141: * 
D=ec2-54-180-178-214.ap-northeast-2.compute.amazonaws.com TTL=(5759) 
A=[54.180.178.214]
Mon 2020-12-14 09:01:02.141: ---- End PTR results
Mon 2020-12-14 09:01:02.143: Performing IP lookup (diwin349.corp.doosan.com)
Mon 2020-12-14 09:01:02.550: * DNS server reports domain name unknown
Mon 2020-12-14 09:01:02.550: ---- End IP lookup results
Mon 2020-12-14 09:01:02.550: --> 501 5.7.0 diwin349.corp.doosan.com host 
can't be resolved
Mon 2020-12-14 09:01:02.550: SMTP session terminated (Bytes in/out: 76/340)

-- 
--[mdaemon-l]----------------------------------------------------------
Milis ini untuk Diskusi antar pengguna MDaemon Mail Server di Indonesia

Netiket: https://wiki.openstack.org/wiki/MailingListEtiquette
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Dokumentasi : http://mdaemon.dutaint.co.id
Berlangganan: Kirim mail ke [email protected]
Henti Langgan: Kirim mail ke [email protected]
Versi terakhir: MDaemon 20.0.3, SecurityGateway 7.0.2

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