Overview of services running on Port 4444 TCP.
~123 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
ssl	TLSv1					38711	31.371
no match						22368	18.127
http	Apache		SSL-only mode			21611	17.513
ssl	SSLv3					11352	9.2
irc	Dancer ircd					3481	2.821
telnet	Cisco router telnetd				router	3268	2.648
http						2436	1.974
chat	AIM or ICQ server					1942	1.574
http	SonicWALL				firewall	1720	1.394
honeypot	honeyd cmdexe.pl					1254	1.016
http	Apache	2.2.8	(Ubuntu) PHP/5.2.4-2ubuntu5.24 with Suhosin-Patch			1133	0.918
eggdrop	Eggdrop IRC bot console	1.6.20				1103	0.894
eggdrop	Eggdrop irc bot console	1.6.19+ctcpfix	botname: iasi-hack			789	0.639
ssh	OpenSSH	4.3	protocol 2.0			508	0.412
http	Microsoft HTTPAPI httpd	2.0	SSDP/UPnP	Windows		478	0.387
http	Secure Computing Sidewinder firewall http admin				firewall	401	0.325
http	lighttpd	1.4.19				394	0.319
eggdrop	Eggdrop IRC bot console	1.6.21				333	0.27
http	AIM	1.0				281	0.228
ssl	TLS	1.0				273	0.221
http	Microsoft IIS httpd					250	0.203
http-proxy	Squid http proxy					237	0.192
http	thttpd	2.25b				166	0.135
http	GoAhead-Webs httpd					159	0.129
vnc	VNC		protocol 3.8			157	0.127
http	Apache	2.2.9	(Debian) PHP/5.2.6-1+lenny9.1+neospire1 with Suhosin-Patch mod_ssl/2.2.9 OpenSSL/0.9.8g			147	0.119
http	Boa HTTPd	0.94.14rc21				138	0.112
irc-proxy	psyBNC	2.3.2-6				135	0.109
eggdrop	Eggdrop irc bot console	1.6.18	botname: T-1000			132	0.107
http	ZNC IRC bouncer http config	0.097 or later				110	0.089
directconnect	Direct Connect P2P			Windows		99	0.08
http	Netwave IP camera http config				webcam	98	0.079
http	lighttpd	1.4.29				98	0.079
ssh	Dropbear sshd	0.52	protocol 2.0	Linux		92	0.075
http	lighttpd	1.4.28				91	0.074
ssh			protocol 1.5			86	0.07
http	Microsoft IIS httpd	6.0		Windows		86	0.07
http	Apache Tomcat/Coyote JSP engine	1.1				86	0.07
http	Jetty	6.0.x				84	0.068
http	Apache					82	0.066
ovm-manager	Oracle VM Manager					77	0.062
backdoor	OptixPro backdoor		**BACKDOOR**	Windows		76	0.062
eggdrop	Eggdrop irc bot console	1.6.19	botname: Tin-Tin			75	0.061
ssh	OpenSSH	5.3	protocol 2.0			74	0.06
http	Avtech AVN801 network camera	1.0	UPnP 1.0		webcam	74	0.06
http	Jetty	7.x.y-SNAPSHOT				72	0.058
remoting	MS .NET Remoting services					71	0.058
irc	Unreal ircd					71	0.058
http	thttpd	2.24				69	0.056
http	Microsoft IIS httpd	5.1		Windows		69	0.056
ftp	Microsoft ftpd			Windows		68	0.055
ripbot	RipBot video encoding server					66	0.053
telnet						65	0.053
smtp	Microsoft ESMTP	7.5.7601.17514		Windows		65	0.053
http	GeoVision GeoHttpServer for webcams				webcam	63	0.051
http	Thin	1.4.1	codename Chromeo			62	0.05
ssh	OpenSSH	5.1p1 Debian 5	protocol 2.0	Linux		59	0.048
http	Jetty	6.1.x				58	0.047
http	thttpd					55	0.045
http-proxy	3Proxy http proxy					55	0.045
http	TBS	R2 UPnP				52	0.042
ssh	OpenSSH	5.3p1 Debian 3ubuntu7	Ubuntu Linux; protocol 2.0	Linux		50	0.041
ftp						48	0.039
arcserve	ARCserve Discovery					46	0.037
ssh	OpenSSH	5.5p1 Debian 6+squeeze2	protocol 2.0	Linux		45	0.036
http	Draytek Vigor ADSL router webadmin				broadband router	45	0.036
telnet	Roku SoundBridge telnetd	3.0.44			media device	44	0.036
http	Sockso personal music player httpd					43	0.035
ssh	OpenSSH	5.9p1 Debian 5ubuntu1	Ubuntu Linux; protocol 2.0	Linux		42	0.034
http	Microsoft IIS httpd	7.5		Windows		42	0.034
shell	w4ck1ng-shell	0.3	**BACKDOOR**			41	0.033
http	Hikvision-Webs					40	0.032
http	Apache	2.2.16				40	0.032
ftp	Serv-U ftpd		SSL Required	Windows		40	0.032
ftp	Pure-FTPd					40	0.032
xml						38	0.031
http	Oracle Universal Content Management httpd					38	0.031
http	mini_httpd	1.19 19dec2003				38	0.031
http	Apache	2.2.3				38	0.031
http	Apache	2.2.14				38	0.031
http	uTorrent WebUI			Windows		36	0.029
ssl	Microsoft IIS SSL			Windows		34	0.028
http	Citrix Metaframe ICA Browser					34	0.028
ssh	OpenSSH	5.4p1	FreeBSD 20100308; protocol 2.0	FreeBSD		33	0.027
http	Xymphony-WS					33	0.027
vnc	RealVNC Enterprise		protocol 4.1			31	0.025
upnp	Portable SDK for UPnP	1.3.1	Linux 2.6.21; UPnP 1.0	Linux		31	0.025
ssh			protocol 2.0			31	0.025
netbios-ssn						31	0.025
http	Virata-EmWeb	6.0.1				30	0.024
http-proxy	Squid http proxy	2.7.STABLE9				30	0.024
http	lighttpd	1.4.30				30	0.024
http	thttpd	2.25b 29dec2003				28	0.023
http-proxy	Squid http proxy	2.6.STABLE12				28	0.023
http	Mbedthis-Appweb	2.0.4				28	0.023
http	PDR-M800	1.0				27	0.022
ssh	OpenSSH	5.5p1 Debian 6+squeeze1	protocol 2.0	Linux		26	0.021
http	Boa HTTPd	0.94.13				26	0.021
svnserve	Subversion					25	0.02
http	uTorrent utserver web interface			Linux		25	0.02
http	nginx					25	0.02
http	Apache	2.2.3	(CentOS)			25	0.02
http	Allegro RomPager	4.07 UPnP/1.0	ZyXEL ZyWALL 2			24	0.019
vnc			protocol 3			23	0.019
ssh	OpenSSH	5.8	protocol 1.99			22	0.018
ssh	MikroTik RouterOS sshd		protocol 2.0	Linux	router	22	0.018
rsync			protocol version 29			22	0.018
http	Ubicom	1.1				22	0.018
http	Sockso music server					22	0.018
http	KskServer					22	0.018
openvpn	OpenVPN					21	0.017
http	uc-httpd	1.0.0				21	0.017
http	Boa HTTPd	0.93.15				21	0.017
ftp	vsftpd	2.0.8 or later				21	0.017
vnc	VNC		protocol 3.6			20	0.016
ssh	OpenSSH	5.9	protocol 2.0			20	0.016