Overview of services running on Port 1433 TCP.
~538 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
ms-sql-s	Microsoft SQL Server 2000	203295	37.763
ms-sql-s	Microsoft SQL Server 2005	156844	29.134
ms-sql-s	Microsoft SQL Server 2008 R2	97015	18.021
ms-sql-s	Microsoft SQL Server 2008	58207	10.812
ms-sql-s	Dionaea honeypot MS-SQL server	7714	1.433
irc	Dancer ircd	4059	0.754
ms-sql-s	Microsoft SQL Server	3508	0.652
chat	AIM or ICQ server	2234	0.415
no match	-/-	1944	0.361
http	WangWnagSimpleServer	1027	0.191
http	lighttpd	403	0.075
http	nginx	344	0.064
http	Microsoft IIS httpd	254	0.047
ssh	OpenSSH	213	0.04
http	Microsoft HTTPAPI httpd	161	0.03
http		116	0.022
ssh		98	0.018
mysql	MySQL	93	0.017
vnc	VNC	56	0.01
telnet		53	0.01
http	Boa HTTPd	47	0.009
ftp	Microsoft ftpd	36	0.007
arcserve	ARCserve Discovery	36	0.007
smtp		31	0.006
nntp	INN nntpd	28	0.005
ftp	Serv-U ftpd	26	0.005
ftp		26	0.005
smtp	Microsoft ESMTP	18	0.003
smtp	Postfix smtpd	17	0.003
openvpn	OpenVPN	17	0.003
ftp	ProFTPD	16	0.003
imap	Scalix imapd	15	0.003
imap	Courier Imapd	15	0.003
ftp	FileZilla ftpd	13	0.002
vnc	RealVNC Enterprise	12	0.002
ssl	TLS	12	0.002
smtp	Microsoft Exchange smtpd	12	0.002
imap	Dovecot imapd	11	0.002
http	Jetty	11	0.002
smtp	Exim smtpd	10	0.002
rpcbind		10	0.002
ftp	vsftpd	10	0.002