Strange connections in my log.

[DaZilertaler]

Strange connections in my log.
None of them are mine

2011-03-03 14:55:47 I msg:[SRC 50.18.49.49:53517 sid=1] SHOUTcast source connection.
2011-03-03 14:55:47 E msg:[SRC 50.18.49.49:53517 sid=1] connection denied. Bad password.
2011-03-03 14:55:48 I msg:[SRC 50.18.49.49:53608 sid=1] SHOUTcast source connection.
2011-03-03 14:55:48 E msg:[SRC 50.18.49.49:53608 sid=1] connection denied. Bad password.
2011-03-03 14:55:48 I msg:[SRC 50.18.49.49:53679 sid=1] SHOUTcast source connection.
2011-03-03 14:55:48 E msg:[SRC 50.18.49.49:53679 sid=1] connection denied. Bad password.
2011-03-03 14:55:49 I msg:[SRC 50.18.49.49:53750 sid=1] SHOUTcast source connection.
2011-03-03 14:55:49 E msg:[SRC 50.18.49.49:53750 sid=1] connection denied. Bad password.
2011-03-03 14:55:50 I msg:[SRC 184.73.126.115:40583 sid=1] SHOUTcast source connection.
2011-03-03 14:55:50 E msg:[SRC 184.73.126.115:40583 sid=1] connection denied. Bad password.
2011-03-03 14:55:52 I msg:[SRC 50.18.58.153:57135 sid=1] SHOUTcast source connection.
2011-03-03 14:55:52 E msg:[SRC 50.18.58.153:57135 sid=1] connection denied. Bad password.
2011-03-03 14:55:53 I msg:[SRC 50.18.58.153:57237 sid=1] SHOUTcast source connection.
2011-03-03 14:55:53 E msg:[SRC 50.18.58.153:57237 sid=1] connection denied. Bad password.
2011-03-03 14:55:53 I msg:[SRC 50.18.58.153:57361 sid=1] SHOUTcast source connection.
2011-03-03 14:55:53 E msg:[SRC 50.18.58.153:57361 sid=1] connection denied. Bad password.
2011-03-03 14:55:54 I msg:[SRC 50.18.58.153:57473 sid=1] SHOUTcast source connection.
2011-03-03 14:55:54 E msg:[SRC 50.18.58.153:57473 sid=1] connection denied. Bad password.
2011-03-03 14:56:00 I msg:[SRC 184.73.126.115:43256 sid=1] SHOUTcast source connection.
2011-03-03 14:56:00 E msg:[SRC 184.73.126.115:43256 sid=1] connection denied. Bad password.
2011-03-03 14:56:03 I msg:[SRC 204.236.254.109:39831 sid=1] SHOUTcast source connection.
2011-03-03 14:56:03 E msg:[SRC 204.236.254.109:39831 sid=1] connection denied. Bad password.
2011-03-03 14:56:07 I msg:[SRC 204.236.254.109:40205 sid=1] SHOUTcast source connection.
2011-03-03 14:56:07 E msg:[SRC 204.236.254.109:40205 sid=1] connection denied. Bad password.
2011-03-03 14:56:25 I msg:[ADMINCGI] Title update [Tears For Fears - Sowing The Seeds Of Love]
2011-03-03 14:58:35 I msg:[DST 50.16.239.114:55432 sid=1] SHOUTcast 1 client connection accepted. Mozilla/5.0 (compatible; Birubot/1.0) Gecko/2009032608 Firefox/3.0.8
2011-03-03 15:00:10 I msg:[SRC 174.129.138.219:49059 sid=1] SHOUTcast source connection.
2011-03-03 15:00:10 E msg:[SRC 174.129.138.219:49059 sid=1] connection denied. Bad password.