2016-02-12 08:55:41 no host name found for IP address MY.PC'S.IP.ADR
2016-02-12 08:55:49 1aU9Vw-0004vq-EG <= me@my-domain.com H=(MyPCName) [MY.PC'S.IP.ADR] P=esmtpa A=dovecot_login:me@my-domain.com S=1443429 id=000001d17563$920b5cf0$7b1622d0$@my-domain.com
2016-02-12 08:55:51 1aU9Vw-0004vq-EG => alice.domain@receives-nothing.org <alice.domain@receives-nothing.org> R=dnslookup T=remote_smtp H=cluster5.us.messagelabs.com [US.IP.ADR.ESS] X=UNKNOWN:DHE-RSA-AES256-GCM-SHA384:256
2016-02-12 08:55:51 1aU9Vw-0004vq-EG -> brian.domain@receives-nothing.org <bob.domain@receives-nothing.org> R=dnslookup T=remote_smtp H=cluster5.us.messagelabs.com [US.IP.ADR.ESS] X=UNKNOWN:DHE-RSA-AES256-GCM-SHA384:256
2016-02-12 08:55:51 1aU9Vw-0004vq-EG -> carol.domain@receives-nothing.org <carol.domain@receives-nothing.org> R=dnslookup T=remote_smtp H=cluster5.us.messagelabs.com [US.IP.ADR.ESS] X=UNKNOWN:DHE-RSA-AES256-GCM-SHA384:256
2016-02-12 08:55:51 1aU9Vw-0004vq-EG Completed

2016-02-12 08:58:20 no host name found for IP address MY.PC'S.IP.ADR
2016-02-12 08:58:23 1aU9YU-0004w0-IN <= me@my-domain.com H=(MyPCName) [MY.PC'S.IP.ADR] P=esmtpa A=dovecot_login:me@my-domain.com S=23133 id=003101d61537$874b04a0$59e01ed0$@my-domain.com
2016-02-12 08:58:26 1aU9YU-0004w0-IN => zak.receives@email-normally.org <zak.receives@email-normally.org> R=dnslookup T=remote_smtp H=cluster4.eu.messagelabs.com [UK.IP.ADR.ESS] X=UNKNOWN:DHE-RSA-AES256-GCM-SHA384:256
2016-02-12 08:58:26 1aU9YU-0004w0-IN Completed