Overview of services running on Port 5600 TCP.
~9 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
irc	Dancer ircd					3258	32.886
no match						1884	19.017
chat	AIM or ICQ server					1545	15.595
vnc	VNC		protocol 3.8			391	3.947
http	lighttpd	1.4.19				335	3.381
http						304	3.069
http	Microsoft IIS httpd					218	2.2
symantec-esm	Symantec Enterprise Security Manager agent					207	2.089
vnc			protocol 3			135	1.363
vnc	RealVNC Personal		protocol 4.0			119	1.201
http	Microsoft HTTPAPI httpd	2.0	SSDP/UPnP	Windows		114	1.151
vnc	VNC		protocol 3.6			101	1.019
vnc			protocol 4			92	0.929
vnc	RealVNC Enterprise		protocol 4.1			83	0.838
ssh			protocol 1.5			73	0.737
http	thttpd	2.24				65	0.656
telnet						45	0.454
http	Boa HTTPd	0.94.14rc21				43	0.434
ssh	OpenSSH	4.3	protocol 2.0			40	0.404
ftp	Microsoft ftpd			Windows		37	0.373
ftp						31	0.313
http	thttpd	2.25b				30	0.303
arcserve	ARCserve Discovery					27	0.273
ssh	OpenSSH	5.3	protocol 2.0			20	0.202