Overview of services running on Port 199 TCP.
~1.29 Million 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
smux	HP-UX smux	940069	73.004
no match	-/-	339891	26.395
chat	AIM or ICQ server	2616	0.203
http	lighttpd	997	0.077
http		950	0.074
http	Microsoft IIS httpd	419	0.033
ssh	OpenSSH	263	0.02
http	Microsoft HTTPAPI httpd	254	0.02
http	thttpd	229	0.018
http	Boa HTTPd	147	0.011
http	GoAhead-Webs httpd	122	0.009
ssh		111	0.009
vnc	VNC	109	0.008
arcserve	ARCserve Discovery	82	0.006
http	Apache Tomcat/Coyote JSP engine	76	0.006
telnet		65	0.005
http	Apache	65	0.005
http	GeoVision GeoHttpServer for webcams	59	0.005
ftp	Microsoft ftpd	58	0.005
ftp		45	0.003
mysql	MySQL	43	0.003
http	nginx	42	0.003
ftp	FileZilla ftpd	39	0.003
http-proxy	Squid http proxy	38	0.003
ssh	MikroTik RouterOS sshd	33	0.003
socks5		33	0.003
vnc	RealVNC Enterprise	30	0.002
ftp	Serv-U ftpd	29	0.002
ftp	ProFTPD	27	0.002
metatrader	MetaTrader Data Center	26	0.002
smtp	Microsoft ESMTP	23	0.002
http	Hikvision-Webs	20	0.002
vnc	RealVNC Personal	19	0.001
ftp	vsftpd	18	0.001
ftp	Pure-FTPd	18	0.001
vnc		16	0.001
smtp	Microsoft Exchange smtpd	16	0.001
smtp		16	0.001
upnp	Microsoft Windows UPnP	15	0.001
ssh	Dropbear sshd	15	0.001
http-proxy	MikroTik http proxy	15	0.001
http	Jetty	15	0.001
ssl	TLS	14	0.001
http-proxy	F5 BIG-IP load balancer http proxy	14	0.001
http	Panasonic webcam http config	14	0.001
openvpn	OpenVPN	12	0.001
http	http server 1.0	12	0.001
directconnect	Direct Connect P2P	12	0.001
telnet	Allied Telesis x900-series switch telnetd	11	0.001
ssl	TLSv1	11	0.001