Overview of services running on Port 625 TCP.
~21 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
http						9628	44.161
http	SonicWALL				firewall	3707	17.003
chat	AIM or ICQ server					2208	10.128
no match						940	4.312
ssl	SSLv3					793	3.637
http	AIM	1.0				613	2.812
http	lighttpd	1.4.29				425	1.949
http	lighttpd	1.4.19				411	1.885
smtp						234	1.073
smtp	Sendmail		Not accepting mail			148	0.679
http	Microsoft IIS httpd	6.0		Windows		122	0.56
http	GoAhead-Webs httpd					108	0.495
smtp	Postfix smtpd					101	0.463
ssh			protocol 1.5			97	0.445
http	Apache Tomcat/Coyote JSP engine	1.1				91	0.417
http	Microsoft HTTPAPI httpd	2.0	SSDP/UPnP	Windows		80	0.367
http	Netwave IP camera http config				webcam	74	0.339
http	thttpd	2.24				73	0.335
http	Avtech AVN801 network camera	1.0	UPnP 1.0		webcam	63	0.289
vnc	VNC		protocol 3.8			60	0.275
http	Microsoft IIS httpd					59	0.271
telnet						51	0.234
http	PDR-M800	1.0				45	0.206
http-proxy	Squid http proxy	2.6.STABLE12				37	0.17
http	Apache					37	0.17
arcserve	ARCserve Discovery					29	0.133
smtp	Microsoft Exchange smtpd			Windows		26	0.119
http	mini_httpd	1.19 19dec2003				26	0.119
http	Boa HTTPd	0.94.14rc21				26	0.119
http-proxy	Squid http proxy	2.7.STABLE9				25	0.115
http	Hikvision-Webs					23	0.105
http	GoAhead-Webs					22	0.101
ftp	Microsoft ftpd			Windows		21	0.096
http	thttpd	2.25b				20	0.092
http	Mbedthis-Appweb	2.0.4				20	0.092