Hi,
Below is the logs seen when an email is sent to @omnicomm domain.
Apr 13 18:26:09 localhost postfix/smtp[15839]: 57EDE5E07DD: to=<parthvi@omnicomm.com.sg>, relay=203.117.19.88[203.117.19.88]:25, delay=10, delays=0.19/0.01/5.1/5.1, dsn=5.7.1, status=bounced (host 203.117.19.88[203.117.19.88] said: 550 5.7.1 Unable to relay (in reply to RCPT TO command))
While for @meritushotels domain status is seen as sent.
Please see the complete logs below:
Apr 13 18:25:59 localhost postfix/pickup[15281]: 184EE5E05B2: uid=0 from=<airmanager@meritushotels.com>
Apr 13 18:25:59 localhost postfix/cleanup[15832]: 184EE5E05B2: message-id=<20150413102559.184EE5E05B2@localhost.localdomain>
Apr 13 18:25:59 localhost postfix/qmgr[7229]: 184EE5E05B2: from=<airmanager@meritushotels.com>, size=975, nrcpt=5 (queue active)
Apr 13 18:25:59 localhost postfix/pickup[15281]: 57EDE5E07DD: uid=0 from=<airmanager@meritushotels.com>
Apr 13 18:25:59 localhost postfix/cleanup[15832]: 57EDE5E07DD: message-id=<20150413102559.57EDE5E07DD@localhost.localdomain>
Apr 13 18:25:59 localhost postfix/qmgr[7229]: 57EDE5E07DD: from=<airmanager@meritushotels.com>, size=884, nrcpt=5 (queue active)
Apr 13 18:26:04 localhost postfix/smtp[15834]: 184EE5E05B2: to=<parthvilal@gmail.com>, relay=203.117.19.88[203.117.19.88]:25, delay=5.7, delays=0.23/0.1/0.13/5.3, dsn=5.7.1, status=bounced (host 203.117.19.88[203.117.19.88] said: 550 5.7.1 Unable to relay (in reply to RCPT TO command))
Apr 13 18:26:09 localhost postfix/smtp[15834]: 184EE5E05B2: to=<parthvi@omnicomm.com.sg>, relay=203.117.19.88[203.117.19.88]:25, delay=11, delays=0.23/0.1/0.13/10, dsn=5.7.1, status=bounced (host 203.117.19.88[203.117.19.88] said: 550 5.7.1 Unable to relay (in reply to RCPT TO command))
Apr 13 18:26:09 localhost postfix/smtp[15839]: 57EDE5E07DD: to=<parthvi@omnicomm.com.sg>, relay=203.117.19.88[203.117.19.88]:25, delay=10, delays=0.19/0.01/5.1/5.1, dsn=5.7.1, status=bounced (host 203.117.19.88[203.117.19.88] said: 550 5.7.1 Unable to relay (in reply to RCPT TO command))
Apr 13 18:26:09 localhost postfix/smtp[15839]: 57EDE5E07DD: to=<aldrich.sinel@meritushotels.com>, relay=203.117.19.88[203.117.19.88]:25, delay=10, delays=0.19/0.01/5.1/5.2, dsn=2.6.0, status=sent (250 2.6.0 <20150413102559.57EDE5E07DD@localhost.localdomain> Queued mail for delivery)
Apr 13 18:26:09 localhost postfix/smtp[15839]: 57EDE5E07DD: to=<henderik.layar@meritushotels.com>, relay=203.117.19.88[203.117.19.88]:25, delay=10, delays=0.19/0.01/5.1/5.2, dsn=2.6.0, status=sent (250 2.6.0 <20150413102559.57EDE5E07DD@localhost.localdomain> Queued mail for delivery)
Apr 13 18:26:09 localhost postfix/smtp[15839]: 57EDE5E07DD: to=<mis.corporate@meritushotels.com>, relay=203.117.19.88[203.117.19.88]:25, delay=10, delays=0.19/0.01/5.1/5.2, dsn=2.6.0, status=sent (250 2.6.0 <20150413102559.57EDE5E07DD@localhost.localdomain> Queued mail for delivery)
Apr 13 18:26:09 localhost postfix/smtp[15839]: 57EDE5E07DD: to=<sandesh.dessai@meritushotels.com>, relay=203.117.19.88[203.117.19.88]:25, delay=10, delays=0.19/0.01/5.1/5.2, dsn=2.6.0, status=sent (250 2.6.0 <20150413102559.57EDE5E07DD@localhost.localdomain> Queued mail for delivery)
Apr 13 18:26:09 localhost postfix/smtp[15834]: 184EE5E05B2: to=<aldrich.sinel@meritushotels.com>, relay=203.117.19.88[203.117.19.88]:25, delay=11, delays=0.23/0.1/0.13/10, dsn=2.6.0, status=sent (250 2.6.0 <20150413102559.184EE5E05B2@localhost.localdomain> Queued mail for delivery)
Apr 13 18:26:09 localhost postfix/smtp[15834]: 184EE5E05B2: to=<mis.corporate@meritushotels.com>, relay=203.117.19.88[203.117.19.88]:25, delay=11, delays=0.23/0.1/0.13/10, dsn=2.6.0, status=sent (250 2.6.0 <20150413102559.184EE5E05B2@localhost.localdomain> Queued mail for delivery)
Apr 13 18:26:09 localhost postfix/smtp[15834]: 184EE5E05B2: to=<sandesh.dessai@meritushotels.com>, relay=203.117.19.88[203.117.19.88]:25, delay=11, delays=0.23/0.1/0.13/10, dsn=2.6.0, status=sent (250 2.6.0 <20150413102559.184EE5E05B2@localhost.localdomain> Queued mail for delivery)
Apr 13 18:26:09 localhost postfix/cleanup[15832]: BF7465E07DE: message-id=<20150413102609.BF7465E07DE@localhost.localdomain>
Apr 13 18:26:09 localhost postfix/qmgr[7229]: BF7465E07DE: from=<>, size=2875, nrcpt=1 (queue active)
Apr 13 18:26:09 localhost postfix/bounce[15842]: 57EDE5E07DD: sender non-delivery notification: BF7465E07DE
Apr 13 18:26:09 localhost postfix/qmgr[7229]: 57EDE5E07DD: removed
Apr 13 18:26:09 localhost postfix/cleanup[15849]: CE8475E07DF: message-id=<20150413102609.CE8475E07DF@localhost.localdomain>
Apr 13 18:26:09 localhost postfix/bounce[15847]: 184EE5E05B2: sender non-delivery notification: CE8475E07DF
Apr 13 18:26:09 localhost postfix/qmgr[7229]: CE8475E07DF: from=<>, size=3256, nrcpt=1 (queue active)
Apr 13 18:26:09 localhost postfix/qmgr[7229]: 184EE5E05B2: removed
Apr 13 18:26:10 localhost postfix/smtp[15834]: BF7465E07DE: to=<airmanager@meritushotels.com>, relay=203.117.19.88[203.117.19.88]:25, delay=0.44, delays=0.07/0/0.11/0.26, dsn=2.6.0, status=sent (250 2.6.0 <20150413102609.BF7465E07DE@localhost.localdomain> Queued mail for delivery)
Apr 13 18:26:10 localhost postfix/smtp[15839]: CE8475E07DF: to=<airmanager@meritushotels.com>, relay=203.117.19.88[203.117.19.88]:25, delay=0.42, delays=0.12/0/0.11/0.18, dsn=2.6.0, status=sent (250 2.6.0 <20150413102609.CE8475E07DF@localhost.localdomain> Queued mail for delivery)
Apr 13 18:26:10 localhost postfix/qmgr[7229]: BF7465E07DE: removed
Apr 13 18:26:10 localhost postfix/qmgr[7229]: CE8475E07DF: removed