Overview of services running on Port 1688 TCP.
~8 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
irc	Dancer ircd	3366	37.584
chat	AIM or ICQ server	1363	15.219
no match	-/-	1056	11.791
http	lighttpd	869	9.703
http		606	6.766
http	Microsoft IIS httpd	304	3.394
http	WangWnagSimpleServer	173	1.932
ssh	OpenSSH	148	1.653
http	thttpd	126	1.407
http	Microsoft HTTPAPI httpd	92	1.027
ssh		83	0.927
http	Boa HTTPd	55	0.614
telnet		49	0.547
http	MiniServ	49	0.547
vnc	VNC	43	0.48
arcserve	ARCserve Discovery	35	0.391
ftp	Microsoft ftpd	30	0.335
http	nginx	25	0.279
ssl	TLS	21	0.234
nntp	INN nntpd	20	0.223
mysql	MySQL	20	0.223
smtp	Microsoft ESMTP	18	0.201
http	Router	17	0.19
vnc	RealVNC Personal	13	0.145
ftp	Pure-FTPd	13	0.145
ftp	ProFTPD	13	0.145
ftp		13	0.145
http	Linksys router http config	12	0.134
http	GeoVision GeoHttpServer for webcams	12	0.134
ftp	MikroTik router ftpd	12	0.134
smtp		11	0.123
ftp	Serv-U ftpd	11	0.123
ftp	FileZilla ftpd	11	0.123
http	World Client WDaemon httpd	10	0.112
http	http server 1.0	10	0.112