Overview of services running on Port 5432 TCP.
~447 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
postgresql	PostgreSQL DB					176559	39.49
postgresql	PostgreSQL DB	8.4.12				43105	9.641
postgresql	PostgreSQL DB	8.4.1 - 8.4.11				40164	8.983
postgresql	PostgreSQL DB	9.0.1 - 9.0.6				36599	8.186
postgresql	PostgreSQL DB	8.3.9 - 8.3.13				28682	6.415
postgresql	PostgreSQL DB	8.1.11 - 8.1.23				16282	3.642
postgresql	PostgreSQL DB	7.4.12 - 7.4.30				13686	3.061
postgresql	PostgreSQL					13600	3.042
no match						12366	2.766
postgresql	PostgreSQL DB	8.2.6 - 8.2.19				9843	2.202
postgresql	PostgreSQL DB	8.3.0 - 8.3.7				6355	1.421
postgresql	PostgreSQL DB	9.1.0 - 9.1.1				5589	1.25
postgresql	PostgreSQL DB	9.1.2 - 9.1.3				4738	1.06
postgresql	PostgreSQL DB	9.1.4				4722	1.056
http						3676	0.822
http	SonicWALL				firewall	3459	0.774
postgresql	PostgreSQL DB	8.3.14 - 8.3.18				3341	0.747
postgresql	PostgreSQL DB	8.4.1 - 8.4.2		Windows		3088	0.691
postgresql	PostgreSQL DB		Portuguese			2831	0.633
postgresql	PostgreSQL DB		Spanish			2448	0.548
chat	AIM or ICQ server					2446	0.547
postgresql	PostgreSQL DB	8.0.0				1467	0.328
postgresql	PostgreSQL DB		German			1441	0.322
http	AIM	1.0				645	0.144
postgresql	PostgreSQL DB	8.4.0				628	0.14
http	lighttpd	1.4.19				606	0.136
postgresql	PostgreSQL DB	8.3.9		Windows		503	0.113
postgresql	PostgreSQL DB	9.1.5 - 9.1.6				487	0.109
postgresql	PostgreSQL DB	8.0.15 - 8.0.26				462	0.103
http	lighttpd	1.4.29				457	0.102
postgresql	PostgreSQL DB	8.2.20 - 8.2.23				382	0.085
http	Microsoft IIS httpd					309	0.069
postgresql	PostgreSQL DB	8.3.19				292	0.065
postgresql	PostgreSQL DB	8.4.13 - 8.4.14				281	0.063
postgresql	PostgreSQL DB	8.4.1 - 8.4.11	French			240	0.054
http	Microsoft HTTPAPI httpd	2.0	SSDP/UPnP	Windows		240	0.054
postgresql	PostgreSQL DB		French			184	0.041
postgresql	PostgreSQL DB	8.4.12	French			170	0.038
upnp	Netgear WGU624 WAP UPnP				WAP	154	0.034
http	Microsoft IIS httpd	6.0		Windows		152	0.034
http	DrcomServer1.0					119	0.027
http	thttpd	2.24				116	0.026
ssh			protocol 1.5			96	0.021
http	Netwave IP camera http config				webcam	95	0.021
http	Avtech AVN801 network camera	1.0	UPnP 1.0		webcam	90	0.02
vnc	VNC		protocol 3.8			87	0.019
http	Apache Tomcat/Coyote JSP engine	1.1				84	0.019
http	GoAhead-Webs					83	0.019
pgbouncer	PgFoundry PgBouncer PostgreSQL connection pooler					82	0.018
telnet						80	0.018
http	Boa HTTPd	0.94.14rc21				73	0.016
ssh	OpenSSH	4.3	protocol 2.0			57	0.013
http	PDR-M800	1.0				50	0.011
http	thttpd	2.24 26oct2003				49	0.011
http	Apache					49	0.011
http	Gateway Controller 3560		Gateway Controller 3560			48	0.011
http	Netgear DG834 router http config				broadband router	47	0.011
http	thttpd	2.25b				43	0.01
http	GoAhead-Webs embedded httpd					43	0.01
http	Apache		SSL-only mode			42	0.009
http	JAWS	1.0prebeta				36	0.008
http	mini_httpd	1.19 19dec2003				34	0.008
http	Microsoft IIS httpd	7.5		Windows		34	0.008
arcserve	ARCserve Discovery					34	0.008
ftp	Microsoft ftpd			Windows		31	0.007
http	Apache	2.2.3	(CentOS)			30	0.007
vnc	VNC		protocol 3.6			29	0.006
ssh	OpenSSH	5.5p1 Debian 6+squeeze2	protocol 2.0	Linux		26	0.006
http-proxy	EZproxy web proxy					26	0.006
http	Microsoft IIS httpd	7.0		Windows		26	0.006
http	http server 1.0					26	0.006
ftp						25	0.006
http	lighttpd	1.4.20				24	0.005
http	uc-httpd	1.0.0				23	0.005
http	MiniServ	0.01	Webmin httpd			23	0.005
http	Microsoft IIS httpd	5.1		Windows		23	0.005
ftp	Pure-FTPd					23	0.005
http	Hikvision-Webs					22	0.005
postgresql	PostgreSQL DB		French; Unicode support			21	0.005
postgresql	PostgreSQL DB	8.3.20 - 8.3.21				21	0.005
http	Netgear DG834G router http config				router	21	0.005
http	GeoVision GeoHttpServer for webcams				webcam	21	0.005
ssl	multi-vendor SSL					20	0.004
smtp						20	0.004
http	lighttpd					20	0.004
ftp	vsftpd	2.0.8 or later				20	0.004