Overview of services running on Port 50009 TCP.
~5 Thousand IP addresses observed from May to December 2012
To get raw lists of the data go to Download. For an explanation of what this data is and how it was obtained, see Paper.

Servicename	Product	Version	Info	OS	Devicetype	Count	Percent
no match						2254	37.68
chat	AIM or ICQ server					1623	27.131
http						359	6.001
http	lighttpd	1.4.19				327	5.466
http	thttpd					188	3.143
http	Microsoft IIS httpd					141	2.357
http	Microsoft HTTPAPI httpd	2.0	SSDP/UPnP	Windows		110	1.839
ssh			protocol 1.5			74	1.237
telnet						46	0.769
http	Boa HTTPd	0.94.14rc21				36	0.602
ftp	ProFTPD	1.3.3		Unix		36	0.602
ssl	TLS	1.0				34	0.568
ftp						32	0.535
vnc	VNC		protocol 3.8			31	0.518
http	WYM httpd	1.0				26	0.435
telnet	IP DSLAM					25	0.418
telnet	Linux telnetd			Linux		23	0.384
http	WangWnagSimpleServer	1.0				23	0.384
http	Ubicom	1.1				23	0.384
ftp	Microsoft ftpd			Windows		22	0.368
eggdrop	Eggdrop irc bot console	1.6.19	botname: Wallop			21	0.351