Overview of services running on Port 9091 TCP.
~89 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						64373	71.597
http	Microsoft HTTPAPI httpd	2.0	SSDP/UPnP	Windows		4819	5.36
irc	Dancer ircd					4060	4.516
telnet	Cisco router telnetd			IOS	router	3816	4.244
http	rhttpd					2951	3.282
chat	AIM or ICQ server					2142	2.382
telnet	Cisco IOS telnetd			IOS	switch	1102	1.226
ssl	TLS	1.0				874	0.972
telnet						860	0.957
http						852	0.948
telnet	Cisco 1721 router telnetd			IOS	router	767	0.853
http	Microsoft IIS httpd					692	0.77
http	lighttpd	1.4.19				408	0.454
http	Boa HTTPd	0.94.14rc21				161	0.179
ssh	OpenSSH	4.3	protocol 2.0			103	0.115
ssh			protocol 1.5			95	0.106
vnc	VNC		protocol 3.8			67	0.075
remoting	MS .NET Remoting services					66	0.073
arcserve	ARCserve Discovery					61	0.068
ftp	Microsoft ftpd			Windows		59	0.066
http	Secure Computing Sidewinder firewall http admin				firewall	52	0.058
http	Jetty	6.1.25				51	0.057
ftp						40	0.044
http	httpd 1.1					28	0.031
http	nginx					27	0.03
http	IBM WebSphere Application Server	5.1				26	0.029
vnc	RealVNC Enterprise		protocol 4.1			24	0.027
ssh			protocol 2.0			22	0.024
http	Jetty	6.1.x				22	0.024
ssh	OpenSSH	5.4p1	FreeBSD 20100308; protocol 2.0	FreeBSD		21	0.023
ssh	OpenSSH	5.3p1 Debian 3ubuntu7	Ubuntu Linux; protocol 2.0	Linux		21	0.023
http	MS .NET Remoting					21	0.023
ftp	Pure-FTPd					20	0.022