+2017-07-30 18:51:05.712 H=(tester) [127.0.0.1] Ci=p1234 F=<someone@some.domain> rejected RCPT <dummy@reject.ex>: relay not permitted
+2017-07-30 18:51:05.712 H=(tester) [127.0.0.1] Ci=p1235 F=<some3ne@some.domain> rejected RCPT <dummy@reject.ex>: relay not permitted
+2017-07-30 18:51:05.712 H=(tester) [127.0.0.1] Ci=p1235 F=<some4ne@some.domain> rejected RCPT <dummy@reject.ex>: relay not permitted