Overview of services running on Port 12345 TCP.
~235 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
soap	gSOAP soap	165781	70.336
no match	-/-	12721	5.397
http	Trend Micro OfficeScan Antivirus http config	9453	4.011
http		8196	3.477
eggdrop	Eggdrop IRC bot console	4887	2.073
irc	Dancer ircd	4075	1.729
http	SonicWALL	3481	1.477
http	lighttpd	2170	0.921
chat	AIM or ICQ server	2148	0.911
ssh	Dropbear sshd	1855	0.787
http-proxy	Squid http proxy	1832	0.777
telnet	VBrick 4300 video encoder telnetd	1806	0.766
http	Apache	1488	0.631
http	mini_httpd	1238	0.525
ssh	OpenSSH	1121	0.476
irc-proxy	psyBNC	911	0.387
http	uTorrent utserver web interface	845	0.359
http	Microsoft IIS httpd	798	0.339
http	Microsoft HTTPAPI httpd	659	0.28
http	AIM	643	0.273
http	MiniServ	533	0.226
socks5		447	0.19
http	nginx	337	0.143
http	thttpd	263	0.112
http	uTorrent WebUI	237	0.101
remoting	MS .NET Remoting services	234	0.099
http	Netwave webcam http config	226	0.096
http	Jetty	216	0.092
vnc	VNC	198	0.084
http	GoAhead-Webs httpd	196	0.083
vnc	Ultr@VNC Repeater	192	0.081
http	Boa HTTPd	186	0.079
ssh	MikroTik RouterOS sshd	176	0.075
http	Apache Tomcat/Coyote JSP engine	176	0.075
http	Httpd	171	0.073
ftp	ProFTPD	167	0.071
xml		142	0.06
http	HTTPD 1.0	138	0.059
http	Draytek Vigor ADSL router webadmin	138	0.059
beep		127	0.054
http	mitmproxy	117	0.05
memcache	memcached	109	0.046
http	Linux	109	0.046
ssh		108	0.046
ftp	FileZilla ftpd	102	0.043
netbus	NetBus trojan	95	0.04
telnet		86	0.036
ftp		84	0.036
vnc	RealVNC Enterprise	81	0.034
http	TP-LINK Router	81	0.034
vnc	RealVNC Personal	80	0.034
http	Router	80	0.034
upnp	Microsoft Windows UPnP	74	0.031
http	Boa	74	0.031
http	Allegro RomPager	70	0.03
ftp	Microsoft ftpd	68	0.029
http	ADAM-6000	63	0.027
ftp	Serv-U ftpd	63	0.027
http	TwistedWeb httpd	62	0.026
http-proxy	Haproxy http proxy	60	0.025
http	Hikvision-Webs	60	0.025
http	ZNC - http	58	0.025
eggdrop	Eggdrop irc bot console	56	0.024
http	Boa httpd	53	0.022
ssl	TLS	50	0.021
ovm-manager	Oracle VM Manager	50	0.021
http	Virata-EmWeb	49	0.021
http	uc-httpd	45	0.019
ftp	vsftpd	44	0.019
http	Linksys router http config	42	0.018
mysql	MySQL	41	0.017
http	http server 1.0	41	0.017
ftp	Pure-FTPd	41	0.017
http	GoAhead-Webs	39	0.017
http	FC	38	0.016
sftp	ProFTPD mod_sftp	36	0.015
http	Aterm(HT)	36	0.015
xmpp-transport	Spectrum XMPP file transfer	35	0.015
http	FLPS	35	0.015
irc	Unreal ircd	32	0.014
http-proxy	ziproxy http proxy	30	0.013
http	PDR-M800	30	0.013
http	Thin	29	0.012
http	Sagem F@st router httpd	29	0.012
smtp	Postfix smtpd	28	0.012
http	Ubicom	28	0.012
http	HTTP Software 1.1	28	0.012
directconnect	Direct Connect P2P	28	0.012
http	MS .NET Remoting httpd	27	0.011
http	H3C-Miniware-Webs	27	0.011
http	D-Link DIR-300 WAP http admin	27	0.011
http	CherryPy httpd	26	0.011
telnet	Linux telnetd	25	0.011
http	TP-LINK WR340G WAP http config	25	0.011
http	siyou server	25	0.011
smtp	Microsoft ESMTP	24	0.01
secure-socket	CA Secure Socket Adapter	24	0.01
http	Eudemon Server 1.0	24	0.01
http	PunkBuster http config	23	0.01
http	JDav server 1.0	23	0.01
http	HTTP Server 1.0	23	0.01
upnp	Conexant-EmWeb	22	0.009
http	Cross Web Server	22	0.009
openvpn	OpenVPN	21	0.009
http	thin 1.2.11 codename Bat-Shit Crazy	20	0.008
napster	WinMX or Lopster Napster P2P client	19	0.008
http-proxy	MikroTik http proxy	19	0.008
http-proxy	CCProxy http proxy	19	0.008
http	Mbedthis-AppWeb	19	0.008
http	GoAhead-Webs embedded httpd	19	0.008
smtp	Microsoft Exchange smtpd	18	0.008
irc	ircu ircd	18	0.008
http	Indy httpd	18	0.008
http	httpd	18	0.008
achat	AChat chat system	18	0.008
http	World Client WDaemon httpd	17	0.007
http	Router Web Config System	17	0.007
http	Indy	17	0.007
http	gSOAP	17	0.007
http	Ecam	17	0.007
http	Buffalo AirStation http config	17	0.007
arcserve	ARCserve Discovery	17	0.007
svnserve	Subversion	16	0.007
psql	Pervasive.SQL Server - Relational Engine	16	0.007
http	Router Webserver	16	0.007
http	Intoto httpd	16	0.007
http	Helix Mobile Server	16	0.007
http	TP-LINK WR740N WAP http config	15	0.006
http	Rex media encoder http config	15	0.006
http	WEBrick httpd	14	0.006
http	WebLogic httpd	14	0.006
ssh	WeOnlyDo sshd	13	0.006
printer	Panasonic mfpscdl.exe service	13	0.006
http	WEB SERVER	13	0.006
http-proxy	F5 BIG-IP load balancer http proxy	13	0.006
http	GeoVision GeoHttpServer for webcams	13	0.006
http	FRITZ!Box http config	13	0.006
http	CCcam card sharing system http config	13	0.006
ftp	Synology DiskStation NAS ftpd	13	0.006
damewaremr	DameWare Mini Remote Control	13	0.006
audioworks	AudioWorks sound server	13	0.006
ssh	Bitvise WinSSHD	12	0.005
print-monitor	Genius Bytes print monitor	12	0.005
http	unknown HTTP server	12	0.005
http	TP-LINK WR541G/542G WAP http config	12	0.005
http	TornadoServer	12	0.005
telnet	Cisco 1721 router telnetd	11	0.005
socks-proxy	Socks4A	11	0.005
smtp		11	0.005
netbios-ssn		11	0.005
ice	Internet Communications Engine	11	0.005
http	Transmission	11	0.005
http	linux	11	0.005
http	Gnway Web Server	11	0.005
http	Cisco IOS http config	11	0.005
ftp	vsftpd (before 2.0.8) or WU-FTPD	11	0.005
vnc	Apple remote desktop vnc	10	0.004
vnc		10	0.004
rsync		10	0.004
irc-proxy	ShroudBNC irc-proxy	10	0.004
http	HttpFileServer httpd	10	0.004
http	D-Link DIR-600 WAP http config	10	0.004
http	dcs-lig-httpd	10	0.004
ftp	Gene6 ftpd	10	0.004