Is my servering being used for spam?
I need you help here since i'm new to log reading :d
Recently, i have been getting this in my secure log files.
does that mean someone are using my smtp server for spaming or such?
And those IP seems like to come from china and taiwan!?
# cat secure | grep smtp
Apr 5 02:29:36 webserver xinetd[4109]: START: smtp pid=1041 from=219.134.73.141
Apr 5 02:29:36 webserver xinetd[4109]: START: smtp pid=1042 from=219.134.73.141
Apr 5 02:29:36 webserver xinetd[4109]: START: smtp pid=1043 from=219.134.73.141
Apr 5 02:29:39 webserver xinetd[4109]: START: smtp pid=1044 from=219.134.73.141
Apr 5 16:33:52 webserver xinetd[4109]: START: smtp pid=2489 from=221.140.55.71
Apr 5 16:33:52 webserver xinetd[4109]: START: smtp pid=2490 from=221.140.55.71
Apr 5 16:33:52 webserver xinetd[4109]: START: smtp pid=2491 from=221.140.55.71
Apr 5 16:33:52 webserver xinetd[4109]: START: smtp pid=2492 from=221.140.55.71
Apr 5 16:33:52 webserver xinetd[4109]: START: smtp pid=2493 from=221.140.55.71
Apr 5 22:24:42 webserver xinetd[4109]: START: smtp pid=15321 from=219.133.246.175
Apr 5 22:24:43 webserver xinetd[4109]: START: smtp pid=15322 from=219.133.246.175
Apr 5 22:24:43 webserver xinetd[4109]: START: smtp pid=15323 from=219.133.246.175
Apr 5 22:24:43 webserver xinetd[4109]: START: smtp pid=15324 from=219.133.246.175
Apr 6 08:16:17 webserver xinetd[4109]: START: smtp pid=10262 from=219.91.108.248
Apr 6 08:16:17 webserver xinetd[4109]: START: smtp pid=10263 from=219.91.108.248
Apr 6 08:16:17 webserver xinetd[4109]: START: smtp pid=10264 from=219.91.108.248
Apr 6 08:16:20 webserver xinetd[4109]: START: smtp pid=10265 from=219.91.108.248
Apr 7 00:46:53 webserver xinetd[4109]: START: smtp pid=20747 from=218.167.71.46
Apr 7 00:47:15 webserver xinetd[4109]: START: smtp pid=20753 from=218.167.71.46
Apr 7 00:47:17 webserver xinetd[4109]: START: smtp pid=20754 from=218.167.71.46
Apr 7 00:47:18 webserver xinetd[4109]: START: smtp pid=20755 from=218.167.71.46
Apr 7 00:47:20 webserver xinetd[4109]: START: smtp pid=20756 from=218.167.71.46
Apr 5 02:29:36 webserver xinetd[4109]: START: smtp pid=1041 from=219.134.73.141
Apr 5 02:29:36 webserver xinetd[4109]: START: smtp pid=1042 from=219.134.73.141
Apr 5 02:29:36 webserver xinetd[4109]: START: smtp pid=1043 from=219.134.73.141
Apr 5 02:29:39 webserver xinetd[4109]: START: smtp pid=1044 from=219.134.73.141
Apr 5 16:33:52 webserver xinetd[4109]: START: smtp pid=2489 from=221.140.55.71
Apr 5 16:33:52 webserver xinetd[4109]: START: smtp pid=2490 from=221.140.55.71
Apr 5 16:33:52 webserver xinetd[4109]: START: smtp pid=2491 from=221.140.55.71
Apr 5 16:33:52 webserver xinetd[4109]: START: smtp pid=2492 from=221.140.55.71
Apr 5 16:33:52 webserver xinetd[4109]: START: smtp pid=2493 from=221.140.55.71
Apr 5 22:24:42 webserver xinetd[4109]: START: smtp pid=15321 from=219.133.246.175
Apr 5 22:24:43 webserver xinetd[4109]: START: smtp pid=15322 from=219.133.246.175
Apr 5 22:24:43 webserver xinetd[4109]: START: smtp pid=15323 from=219.133.246.175
Apr 5 22:24:43 webserver xinetd[4109]: START: smtp pid=15324 from=219.133.246.175
Apr 6 08:16:17 webserver xinetd[4109]: START: smtp pid=10262 from=219.91.108.248
Apr 6 08:16:17 webserver xinetd[4109]: START: smtp pid=10263 from=219.91.108.248
Apr 6 08:16:17 webserver xinetd[4109]: START: smtp pid=10264 from=219.91.108.248
Apr 6 08:16:20 webserver xinetd[4109]: START: smtp pid=10265 from=219.91.108.248
Apr 7 00:46:53 webserver xinetd[4109]: START: smtp pid=20747 from=218.167.71.46
Apr 7 00:47:15 webserver xinetd[4109]: START: smtp pid=20753 from=218.167.71.46
Apr 7 00:47:17 webserver xinetd[4109]: START: smtp pid=20754 from=218.167.71.46
Apr 7 00:47:18 webserver xinetd[4109]: START: smtp pid=20755 from=218.167.71.46
Apr 7 00:47:20 webserver xinetd[4109]: START: smtp pid=20756 from=218.167.71.46
Thanks in advance
