Overview of services running on Port 1234 TCP.
~59 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						8275	13.942
http						6725	11.331
http	Httpd	1.0				5765	9.713
irc	Dancer ircd					3714	6.258
http	SonicWALL				firewall	3529	5.946
http	Boa HTTPd	0.94.13				2107	3.55
chat	AIM or ICQ server					1547	2.607
http	Virata-EmWeb	6.0.1	Netscreen administrative web server		firewall	1414	2.382
http	Microsoft IIS httpd	6.0		Windows		971	1.636
http	WangWnagSimpleServer	1.0				844	1.422
http	AIM	1.0				651	1.097
http	Allegro RomPager	4.51 UPnP/1.0	ZyXEL ZyWALL 2			617	1.04
http	lighttpd	1.4.28				544	0.917
remoting	MS .NET Remoting services					541	0.912
http	lighttpd	1.4.20				532	0.896
http	Apache		SSL-only mode			526	0.886
http	Netwave IP camera http config				webcam	522	0.88
http	lighttpd	1.4.29				507	0.854
http	lighttpd	1.4.19				487	0.821
http	ZNC IRC bouncer http config	0.097 or later				470	0.792
telnet						467	0.787
ssh	AllegroSoft RomSShell sshd	4.31	protocol 2.0			448	0.755
http	Allegro RomPager	4.07 UPnP/1.0	ZyXEL ZyWALL 2			411	0.692
http	Jetty	8.0.y.z-SNAPSHOT				408	0.687
http	Boa HTTPd	0.94.14rc21				384	0.647
http	Avtech AVN801 network camera	1.0	UPnP 1.0		webcam	382	0.644
asterisk	Asterisk Call Manager	1.1				376	0.634
ssh	AllegroSoft RomSShell sshd	4.61	protocol 2.0			369	0.622
irc-proxy	psyBNC	2.3.2-7				363	0.612
http	Microsoft IIS httpd	7.5		Windows		355	0.598
http	MikroTik router http config				router	240	0.404
http	MikroTik router config httpd			RouterOS	router	240	0.404
http	Microsoft IIS httpd					238	0.401
http	Apache Tomcat/Coyote JSP engine	1.1				230	0.388
http	Apache					188	0.317
telnet	VLC media player telnetd					184	0.31
http	HTTPD 1.0					172	0.29
telnet	Linux telnetd			Linux		166	0.28
tunnelvision	Tunnel Vision VPN info	2.30				162	0.273
http	GoAhead-Webs embedded httpd					161	0.271
http	mini_httpd	1.19 19dec2003				158	0.266
http	uc-httpd	1.0.0				152	0.256
http	Microsoft IIS httpd	7.0		Windows		151	0.254
ftp						147	0.248
ftp	Microsoft ftpd			Windows		145	0.244
http-proxy	MikroTik http proxy					134	0.226
http	thttpd	2.25b 29dec2003				132	0.222
http	Microsoft-HTTPAPI	1.0				131	0.221
http	nginx					130	0.219
http	Microsoft HTTPAPI httpd	2.0	SSDP/UPnP	Windows		128	0.216
minecraft-votifier	Votifier plugin for Minecraft game	1.7				127	0.214
monopd	monopd	0.9.3		Unix		123	0.207
http	Apache	2.2.16	(Debian)			120	0.202
http	Apache	2.2.16	(Debian) DAV/2 SVN/1.6.12 PHP/5.3.10			119	0.201
http	Fnord httpd	1.9				118	0.199
http	GeoVision GeoHttpServer for webcams				webcam	116	0.195
http	GoAhead-Webs httpd					114	0.192
asterisk	Asterisk Call Manager	1.0				114	0.192
http	udpxy multicast UDP-to-HTTP					110	0.185
ssh	MikroTik RouterOS sshd		protocol 2.0	Linux	router	109	0.184
http	DVR Systems webcam http interface				webcam	109	0.184
http	DrcomServer1.0					109	0.184
http	Draytek Vigor ADSL router webadmin				broadband router	101	0.17
vnc	VNC		protocol 3.8			95	0.16
http	GoAhead-Webs					94	0.158
http	Gadspot/Avtech AV787 webcam http config				webcam	91	0.153
http	Siemens Gigaset A580 or S450 VoIP phone http config				VoIP phone	89	0.15
ssh			protocol 1.5			87	0.147
http	D-Link DIR-300 WAP http admin				WAP	85	0.143
directconnect	Direct Connect P2P			Windows		85	0.143
http	Hikvision-Webs					83	0.14
http	Cross Web Server					80	0.135
http	Apache	2.2.22	(Ubuntu)			78	0.131
ssl	TLS	1.0				76	0.128
irc-proxy	psyBNC	2.3.1				75	0.126
http	lighttpd	1.4.26				75	0.126
http	Apache	2.2.3	(CentOS)			74	0.125
http	Apache	2.2.16	(Debian) DAV/2 SVN/1.5.1			74	0.125
socks5						73	0.123
smtp	Postfix smtpd					71	0.12
ssh	OpenSSH	4.3	protocol 2.0			70	0.118
http	thttpd	2.24 26oct2003				70	0.118
http	PDR-M800	1.0				64	0.108
http	Netgear DG834G router http config				router	64	0.108
http	CCProxy		This site is prohibited			63	0.106
http	Apache	2.2.9	(Debian) PHP/5.2.6-1+lenny10 with Suhosin-Patch			63	0.106
http	Intoto httpd	1.0				61	0.103
tandem-print	Sharp printer tandem printing				printer	60	0.101
http	TwistedWeb httpd	8.2.0				60	0.101
http	nginx	0.7.64				60	0.101
http	Boa HTTPd	0.93.15				60	0.101
telnet	Koukaam NETIO-230A power controller telnetd	1.3			power-device	59	0.099
http	AquaController 4.0					59	0.099
http	SinforHttpd	1.0				58	0.098
http	Apache	2.2.14	(Ubuntu)			57	0.096
ssh	OpenSSH	5.3	protocol 2.0			56	0.094
http	Microsoft IIS httpd	5.1		Windows		55	0.093
http	lighttpd					55	0.093
http	DD-WRT milli_httpd			Linux	WAP	55	0.093
http	Apache	2.2.16	(Debian) DAV/2 SVN/1.6.12 PHP/5.2.17			55	0.093
http	uTorrent WebUI			Windows		53	0.089
http	Apache	2.2.16	(Debian) DAV/2 SVN/1.6.12 PHP/5.3.10 mod_ssl/2.2.16 OpenSSL/0.9.8o			51	0.086
http	siyou server					49	0.083
http	365	365	Access Control to VisorNet Equipment (TELDAT S.A.)			49	0.083
ssh	Dropbear sshd	0.52	protocol 2.0	Linux		48	0.081
http	Polycom SoundPoint VoIP phone http config				VoIP phone	47	0.079
http	Apache	2.2.16	(Debian) DAV/2 SVN/1.6.12			47	0.079
xml						46	0.078
http	Asterisk Call Manager Proxy	1.22pre081119				46	0.078
svnserve	Subversion					45	0.076
http	Mbedthis-Appweb	2.0.4				45	0.076
http	Apache	2.2.3	(Red Hat)			40	0.067
http	Buffalo AirStation http config				WAP	39	0.066
http	Apache	2.2.16	(Debian) DAV/2 SVN/1.6.12 PHP/5.3.13			39	0.066
http	QNAP TS-219P NAS http config	1.0			storage-misc	38	0.064
http	thttpd		Panasonic BB-HCM511 IP camera http config			37	0.062
http	Microsoft IIS httpd	5.0		Windows		37	0.062
http	Indy	8.0.22				37	0.062
telnet	BSD-derived telnetd					35	0.059
http	TP-LINK WR340G WAP http config				WAP	35	0.059
smtp						34	0.057
http	uhttpd	1.0.0	Netgear WNDR3700 WAP http config		WAP	34	0.057
http	Apache	2.2.9	(Debian) mod_python/3.3.1 Python/2.5.2			34	0.057
http	TP-LINK WR740N WAP http config				WAP	33	0.056
http	JDav server 1.0					33	0.056
http	Port25 PowerMTA mail gateway http admin					32	0.054
http	Apache	2.2.14	(Unix) mod_ssl/2.2.14 OpenSSL/0.9.8l mod_perl/2.0.4 Perl/v5.10.0			32	0.054
http	Apache	0.6.5				32	0.054
ftp	Pure-FTPd					32	0.054
vnc	VNC		protocol 3.7			31	0.052
http	HTTPD 1.0		WayOS			31	0.052
ssh	SCS sshd	4.1.2	protocol 2.0			30	0.051
ssh	OpenSSH	5.5p1 Debian 6+squeeze2	protocol 2.0	Linux		30	0.051
ssh	OpenSSH	5.4p1	FreeBSD 20100308; protocol 2.0	FreeBSD		30	0.051
http	Boa HTTPd	0.94.14rc18-ipcam				30	0.051
http	Apache	1.3.33	(Debian GNU/Linux) mod_gzip/1.3.26.1a mod_python/2.7.10 Python/2.3.4			30	0.051
http	lighttpd	1.4.30				29	0.049
vnc	RealVNC Enterprise		protocol 4.1			28	0.047
http	Jetty	6.1.x				28	0.047
http	K1Server					27	0.045
http	ise GmbH HTTP-Server v2.0					27	0.045
http			General User			27	0.045
http	Embedded HTTP Server		Linksys RVL200 VPN router http config		router	27	0.045
http	CherryPy httpd	3.2.0				26	0.044
http	Apache	2.2.22	(Unix)			26	0.044
ssh	OpenSSH	5.1p1	FreeBSD 20080901; protocol 2.0	FreeBSD		25	0.042
rsync			protocol version 30			25	0.042
http	Transmission BitTorrent management httpd		unauthorized			25	0.042
http	TP-LINK Router		TP-LINK Router R478			25	0.042
http	Netgear DG834 router http config				broadband router	25	0.042
http-proxy	Squid http proxy	2.6.STABLE21				24	0.04
http	GoAhead-Webs httpd		LogiLink WC0002B webcam http config			24	0.04
http	Apache	2.2.22	(Unix) PHP/5.3.10			24	0.04
http	webcamXP httpd	5		Windows		23	0.039
http	Boa HTTPd	0.94.11				23	0.039
ftp	vsftpd (before 2.0.8) or WU-FTPD					23	0.039
vnc			protocol 3			22	0.037
telnet	Koukaam NETIO-230A power controller telnetd	1.2			power-device	22	0.037
ssh	OpenSSH	5.3p1 Debian 3ubuntu7	Ubuntu Linux; protocol 2.0	Linux		22	0.037
ssh	OpenSSH	5.1p1 Debian 5	protocol 2.0	Linux		22	0.037
rtsp	Avtech MPEG4 DVR control rtspd					22	0.037
nntp	INN nntpd		posting ok			22	0.037
irc-proxy	ShroudBNC irc-proxy	1.2 revision 1080				22	0.037
http	Siemens Gigaset PBX/TARGA DIP VoIP phone http config					22	0.037
http	Mobotix Camera http config				webcam	22	0.037
http	Jetty	6.1.1				22	0.037
http	H3C-Miniware-Webs					22	0.037
ssh	OpenSSH	2.3.0 mikrotik 2.9	protocol 1.99		router	21	0.035
http	TP-LINK WR541G/542G WAP http config				WAP	21	0.035
http	Netgear WGR614v7 WAP http config				WAP	21	0.035
http	Apache	2.2.20	(Ubuntu)			21	0.035
vnc	RealVNC Personal		protocol 4.0			20	0.034
telnet	Koukaam NETIO-230A power controller telnetd	1.4			power-device	20	0.034
soap	gSOAP soap	2.7				20	0.034
http	TR069 client CLI Server					20	0.034
http	Sagem F@st router httpd				router	20	0.034
http	HttpFileServer httpd	2.2f		Windows		20	0.034
http	Apache	2.2.8	(Win32) PHP/5.2.6			20	0.034
ftp	vsftpd	2.0.8 or later				20	0.034
ftp	Serv-U ftpd	6.4		Windows		20	0.034
ftp	ProFTPD	1.3.3c		Unix		20	0.034
ftp	FileZilla ftpd	0.9.41 beta		Windows		20	0.034