Overview of services running on Port 32771 TCP.
~42 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
rpcbind		23911	56.621
http		4818	11.409
http	SonicWALL	3726	8.823
no match	-/-	2904	6.877
chat	AIM or ICQ server	1984	4.698
ssl	SSLv3	873	2.067
http	lighttpd	617	1.461
http	Apache	330	0.781
http	AIM	327	0.774
http	Microsoft IIS httpd	214	0.507
http	Jetty	158	0.374
ssh	OpenSSH	156	0.369
ssh		103	0.244
http	Microsoft HTTPAPI httpd	102	0.242
http	GoAhead-Webs httpd	102	0.242
flexlm	FlexLM license manager	95	0.225
http	TimesTen httpd	88	0.208
http	Apache Tomcat/Coyote JSP engine	82	0.194
vnc	VNC	59	0.14
http	Avtech AVN801 network camera	58	0.137
http	Netwave IP camera http config	56	0.133
telnet		55	0.13
http-proxy	Squid http proxy	55	0.13
http	thttpd	52	0.123
http	Boa HTTPd	47	0.111
http	PDR-M800	41	0.097
ftp		39	0.092
http	uTorrent WebUI	38	0.09
http	httpd	38	0.09
http	Plex Media Center httpd	32	0.076
mysql	MySQL	31	0.073
http	FLPS	31	0.073
http	Mac OS X	27	0.064
ssl	TLS	23	0.054
http	mini_httpd	23	0.054
vnc	Apple remote desktop vnc	22	0.052
http	Net-OS 5.xx UPnP	22	0.052
ftp	FileZilla ftpd	22	0.052
http	DD-WRT milli_httpd	21	0.05
ftp	Microsoft ftpd	20	0.047
ftp	Check Point Firewall-1 ftpd	19	0.045
http	GoAhead-Webs	18	0.043
smtp	Microsoft ESMTP	17	0.04
http	nginx	17	0.04
http	Hikvision-Webs	17	0.04
http	Mbedthis-Appweb	15	0.036
ftp	Pure-FTPd	15	0.036
http	uc-httpd	14	0.033
http-proxy	F5 BIG-IP load balancer http proxy	14	0.033
giop	omniORB omniNames	14	0.033
beep	SubEthaEdit collaborative text editor	14	0.033
smtp		13	0.031
ftp	vsftpd	13	0.031
vnc	RealVNC Personal	12	0.028
http	AIM HTTP	12	0.028
java-rmi	Java RMI	11	0.026
upnp	Portable SDK for UPnP devices	10	0.024
http	GeoVision GeoHttpServer for webcams	10	0.024