Overview of services running on Port 9481 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	Count	Percent
irc	Dancer ircd		3112	32.679
telnet	Cisco IOS telnetd		1490	15.646
no match	-/-	-/-	795	8.348
telnet			766	8.044
chat	AIM or ICQ server		674	7.078
telnet	Cisco router telnetd		334	3.507
http			261	2.741
http	lighttpd	1.4.19	254	2.667
http	lighttpd	1.4.29	125	1.313
http	Microsoft IIS httpd		124	1.302
telnet	Cisco 1721 router telnetd		115	1.208
http	Microsoft HTTPAPI httpd	2.0	80	0.84
http	GoAhead-Webs httpd		77	0.809
ssh			61	0.641
http	Apache Tomcat/Coyote JSP engine	1.1	46	0.483
socks5			32	0.336
http	Jetty	6.1.25	24	0.252
irc-proxy	psyBNC	2.3.2-9	22	0.231
vnc	VNC		18	0.189
http-proxy	Squid http proxy	2.7.STABLE9	18	0.189
http	Boa HTTPd	0.94.14rc21	17	0.179
http	Hikvision-Webs		16	0.168
http	thttpd	2.25b	15	0.158
http	thttpd		15	0.158