Overview of services running on Port 6669 TCP.
~57 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
socks5			No authentication; connection failed			17320	29.916
socks-proxy	Socks4A					9259	15.993
irc	Unreal ircd					5596	9.666
irc	Dancer ircd					4152	7.172
no match						3800	6.564
chat	AIM or ICQ server					2525	4.361
http						2193	3.788
telnet	Cisco telnetd			IOS	router	2063	3.563
smtp	Postfix smtpd					1627	2.81
irc	InspIRCd					1041	1.798
telnet						712	1.23
irc	ircu ircd					605	1.045
http	lighttpd	1.4.29				437	0.755
http	lighttpd	1.4.19				432	0.746
irc						381	0.658
http-proxy	Squid http proxy	2.7.STABLE9				341	0.589
irc	ngircd					285	0.492
irc	ratbox ircd					280	0.484
irc-proxy	psyBNC	2.3.2-9				259	0.447
http	Microsoft IIS httpd					248	0.428
ssh	SCS sshd	1.2.25	protocol 1.5			187	0.323
irc	IRCnet-based ircd					179	0.309
http	Microsoft HTTPAPI httpd	2.0	SSDP/UPnP	Windows		166	0.287
http	thttpd	2.24				149	0.257
http	GoAhead-Webs httpd					144	0.249
ssh	Cisco SSH	1.25	protocol 2.0	IOS		134	0.231
irc	IRCnet ircd					126	0.218
http	nginx	0.8.33				110	0.19
ssh			protocol 1.5			100	0.173
vnc	VNC		protocol 3.8			96	0.166
http	Apache Tomcat/Coyote JSP engine	1.1				80	0.138
irc	BitlBee IRCd					71	0.123
http	Boa HTTPd	0.94.14rc21				61	0.105
socks5						45	0.078
http	H3C-Miniware-Webs					42	0.073
http	thttpd	2.25b				40	0.069
ftp	Microsoft ftpd			Windows		40	0.069
http-proxy	MikroTik http proxy					39	0.067
ssh	OpenSSH	4.3	protocol 2.0			35	0.06
irc	Hybrid-based ircd					35	0.06
http	thttpd					35	0.06
http	Network Camera					34	0.059
http	Hikvision-Webs					31	0.054
arcserve	ARCserve Discovery					30	0.052
vnc	RealVNC Enterprise		protocol 4.1			24	0.041
http-proxy	Squid http proxy					24	0.041
directconnect	Direct Connect P2P			Windows		21	0.036
ftp	Pure-FTPd					20	0.035