Полно rejected RCPT в логах, это нормально?

[kavabanga]

Заглянул в лог и ужаснулся:

Код: Выделить всё

2016-09-08 00:39:43 H=36-225-26-251.dynamic-ip.hinet.net (my.server.ip) [36.225.26.251] F=<pfekqrklkzgl@ms96.url.com.tw> rejected RCPT <greenbeenkuo@yahoo.com.tw>
2016-09-08 00:39:43 H=1-164-197-226.dynamic.hinet.net (my.server.ip) [1.164.197.226] F=<toiwifedvds@anet.net.tw> rejected RCPT <phoenix.cc@yahoo.com.tw>
2016-09-08 00:39:43 H=36-225-26-251.dynamic-ip.hinet.net (my.server.ip) [36.225.26.251] F=<pfekqrklkzgl@ms96.url.com.tw> rejected RCPT <f_101315@yahoo.com.tw>
2016-09-08 00:39:43 H=1-164-197-226.dynamic.hinet.net (my.server.ip) [1.164.197.226] F=<toiwifedvds@anet.net.tw> rejected RCPT <mrva@yahoo.com.tw>
2016-09-08 00:39:44 H=36-225-26-251.dynamic-ip.hinet.net (my.server.ip) [36.225.26.251] F=<pfekqrklkzgl@ms96.url.com.tw> rejected RCPT <fish720926@yahoo.com.tw>
2016-09-08 00:39:44 H=1-164-197-226.dynamic.hinet.net (my.server.ip) [1.164.197.226] F=<toiwifedvds@anet.net.tw> rejected RCPT <qmore0911@yahoo.com.tw>
2016-09-08 00:39:44 H=36-225-26-251.dynamic-ip.hinet.net (my.server.ip) [36.225.26.251] F=<pfekqrklkzgl@ms96.url.com.tw> rejected RCPT <kokobca2234@yahoo.com.tw>
2016-09-08 00:39:44 H=1-164-197-226.dynamic.hinet.net (my.server.ip) [1.164.197.226] F=<toiwifedvds@anet.net.tw> rejected RCPT <nelu770218@yahoo.com.tw>
2016-09-08 00:39:44 H=36-225-26-251.dynamic-ip.hinet.net (my.server.ip) [36.225.26.251] F=<pfekqrklkzgl@ms96.url.com.tw> rejected RCPT <f1242507@yahoo.com.tw>
2016-09-08 00:39:44 H=1-164-197-226.dynamic.hinet.net (my.server.ip) [1.164.197.226] F=<toiwifedvds@anet.net.tw> rejected RCPT <utau@yahoo.com.tw>
2016-09-08 00:39:44 H=36-225-26-251.dynamic-ip.hinet.net (my.server.ip) [36.225.26.251] F=<pfekqrklkzgl@ms96.url.com.tw> rejected RCPT <dog8086@yahoo.com.tw>
2016-09-08 00:39:45 H=1-164-197-226.dynamic.hinet.net (my.server.ip) [1.164.197.226] F=<toiwifedvds@anet.net.tw> rejected RCPT <srjohnnyman5888@yahoo.com.tw>
2016-09-08 00:39:45 H=36-225-26-251.dynamic-ip.hinet.net (my.server.ip) [36.225.26.251] F=<qgjulj@mail2000.com.tw> rejected RCPT <glencoe@yahoo.com.tw>
2016-09-08 00:39:45 H=36-225-26-251.dynamic-ip.hinet.net (my.server.ip) [36.225.26.251] F=<pfekqrklkzgl@ms96.url.com.tw> rejected RCPT <ghj2679780@yahoo.com.tw>
2016-09-08 00:39:45 H=1-164-197-226.dynamic.hinet.net (my.server.ip) [1.164.197.226] F=<toiwifedvds@anet.net.tw> rejected RCPT <mythyen@yahoo.com.tw>
2016-09-08 00:39:45 H=36-225-26-251.dynamic-ip.hinet.net (my.server.ip) [36.225.26.251] F=<qgjulj@mail2000.com.tw> rejected RCPT <h740830@yahoo.com.tw>
2016-09-08 00:39:45 H=36-225-26-251.dynamic-ip.hinet.net (my.server.ip) [36.225.26.251] F=<pfekqrklkzgl@ms96.url.com.tw> rejected RCPT <evi2020@yahoo.com.tw>
2016-09-08 00:39:45 H=1-164-197-226.dynamic.hinet.net (my.server.ip) [1.164.197.226] F=<toiwifedvds@anet.net.tw> rejected RCPT <mikeqwe@yahoo.com.tw>
2016-09-08 00:39:45 H=36-225-26-251.dynamic-ip.hinet.net (my.server.ip) [36.225.26.251] F=<qgjulj@mail2000.com.tw> rejected RCPT <g863325@yahoo.com.tw>
2016-09-08 00:39:45 H=36-225-26-251.dynamic-ip.hinet.net (my.server.ip) [36.225.26.251] F=<pfekqrklkzgl@ms96.url.com.tw> rejected RCPT <enamoring@yahoo.com.tw>
2016-09-08 00:39:45 H=1-164-197-226.dynamic.hinet.net (my.server.ip) [1.164.197.226] F=<toiwifedvds@anet.net.tw> rejected RCPT <nukesamanda@yahoo.com.tw>
2016-09-08 00:39:46 H=36-225-26-251.dynamic-ip.hinet.net (my.server.ip) [36.225.26.251] F=<qgjulj@mail2000.com.tw> rejected RCPT <ducv@yahoo.com.tw>
2016-09-08 00:39:46 H=36-225-26-251.dynamic-ip.hinet.net (my.server.ip) [36.225.26.251] F=<pfekqrklkzgl@ms96.url.com.tw> rejected RCPT <emma12054@yahoo.com.tw>
2016-09-08 00:39:46 H=1-164-197-226.dynamic.hinet.net (my.server.ip) [1.164.197.226] F=<toiwifedvds@anet.net.tw> rejected RCPT <o000115@yahoo.com.tw>

Это нормально?
my.server.ip - заменил ip своего сервера.

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[kavabanga]

Забыл дописать: exim4 используется.