Overview of services running on Port 1 TCP.
~26 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
http		4977	19.029
http	SonicWALL	3495	13.363
no match	-/-	3119	11.925
chat	AIM or ICQ server	2187	8.362
http	Sagem F@st router httpd	2001	7.651
tcpmux		1630	6.232
http-proxy	Squid http proxy	1078	4.122
http	lighttpd	863	3.3
http	Boa HTTPd	682	2.608
http	Httpd	654	2.5
http	AIM	649	2.481
http	Microsoft IIS httpd	557	2.13
vnc	VNC	397	1.518
http	Apache	365	1.396
tcpmux	SGI IRIX tcpmux	273	1.044
http	Boa httpd	193	0.738
ssh	OpenSSH	157	0.6
http	Avtech AVN801 network camera	115	0.44
http	GoAhead-Webs httpd	113	0.432
http	DrcomServer1.0	113	0.432
http	Netwave IP camera http config	103	0.394
http	Microsoft HTTPAPI httpd	101	0.386
ssh		99	0.379
http	Apache Tomcat/Coyote JSP engine	94	0.359
http	thttpd	87	0.333
arcserve	ARCserve Discovery	70	0.268
telnet		66	0.252
http	PDR-M800	46	0.176
http	mini_httpd	45	0.172
ftp	Serv-U ftpd	43	0.164
ftp		42	0.161
http	siyou server	41	0.157
http	Hikvision-Webs	39	0.149
http	uc-httpd	38	0.145
http	Gadspot/Avtech AV787 webcam http config	34	0.13
ftp	Microsoft ftpd	33	0.126
ftp	FileZilla ftpd	33	0.126
http	GoAhead-Webs	32	0.122
http	Buffalo AirStation http config	32	0.122
geovision-control	Geovision webcam control	31	0.119
mysql	MySQL	30	0.115
http	Router	29	0.111
smtp		28	0.107
http	uTorrent WebUI	28	0.107
http	Mbedthis-Appweb	28	0.107
http	RemotelyAnywhere remote PC management httpd	27	0.103
http	Allegro RomPager	27	0.103
soap	gSOAP soap	25	0.096
http	DVR Systems webcam http interface	25	0.096
http	nginx	24	0.092
gnutella	Shareaza	24	0.092
ftp	RaidenFTPd	19	0.073
telnet	Linux telnetd	18	0.069
smtp	Microsoft ESMTP	18	0.069
http	GeoVision GeoHttpServer for webcams	18	0.069
socks5		17	0.065
http	WEB SERVER	17	0.065
http	D-Link DIR-300 WAP http admin	17	0.065
jetdirect	JetDirect	16	0.061
http	Cross Web Server	16	0.061
http	Intoto httpd	15	0.057
http	D-Link DIR-815 WAP http config	15	0.057
http-proxy	F5 BIG-IP load balancer http proxy	14	0.054
ftp	vsftpd	14	0.054
ftp	Pure-FTPd	14	0.054
ssh	Dropbear sshd	13	0.05
http	TP-LINK Router	13	0.05
http	SonicWALL firewall http config	13	0.05
http	D-Link DIR-600 WAP http config	13	0.05
directconnect	Direct Connect P2P	13	0.05
telnet	Funkwerk bintec RS230a router	12	0.046
ssl	TLS	12	0.046
http	GoAhead-Webs embedded httpd	12	0.046
ftp	ProFTPD	12	0.046
smtp	Microsoft Exchange smtpd	11	0.042
http	AIM HTTP	11	0.042
vnc	RealVNC Personal	10	0.038