Overview of services running on Port 50004 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	Count	Percent
no match	-/-	1543	26.784
chat	AIM or ICQ server	1311	22.756
http	thttpd	900	15.622
http		438	7.603
http	lighttpd	260	4.513
ssl	TLS	242	4.201
http	Microsoft IIS httpd	106	1.84
http	Microsoft HTTPAPI httpd	102	1.771
ssh		65	1.128
telnet		59	1.024
ssh	OpenSSH	58	1.007
vnc	VNC	54	0.937
http	Boa HTTPd	54	0.937
ftp	ProFTPD	35	0.608
http	Ubicom	32	0.555
ftp		32	0.555
ftp	FileZilla ftpd	31	0.538
ncacn_http	Microsoft Windows RPC over HTTP	28	0.486
http	nginx	25	0.434
ftp	Microsoft ftpd	21	0.365
eggdrop	Eggdrop irc bot console	19	0.33
arcserve	ARCserve Discovery	18	0.312
telnet	Linux telnetd	17	0.295
mysql	MySQL	17	0.295
telnet	Cisco 1721 router telnetd	12	0.208
http	micro_httpd	11	0.191
http	Cisco IOS http config	10	0.174