Overview of services running on Port 1972 TCP.
~10 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
irc	Dancer ircd					3342	32.946
no match						1729	17.045
chat	AIM or ICQ server					1393	13.732
cache	InterSystems Cache database					1225	12.076
http	lighttpd	1.4.19				343	3.381
http						283	2.79
http	WYM httpd	1.0				203	2.001
ssh	OpenSSH	4.3	protocol 2.0			167	1.646
http	WangWnagSimpleServer	1.0				164	1.617
http	Microsoft IIS httpd					140	1.38
http	Microsoft HTTPAPI httpd	2.0	SSDP/UPnP	Windows		95	0.937
ssh			protocol 1.5			71	0.7
ssh	OpenSSH	5.5p1 Debian 6+squeeze1	protocol 2.0	Linux		57	0.562
ssh	OpenSSH	5.1p1 Debian 5	protocol 2.0	Linux		53	0.522
telnet						47	0.463
http	Boa HTTPd	0.94.14rc21				34	0.335
ftp						30	0.296
arcserve	ARCserve Discovery					30	0.296
ssh	OpenSSH	5.3	protocol 2.0			28	0.276
vnc	VNC		protocol 3.8			27	0.266
ftp	Microsoft ftpd			Windows		25	0.246
nntp	INN nntpd		posting ok			24	0.237
ssh	OpenSSH	5.5p1 Debian 6+squeeze2	protocol 2.0	Linux		21	0.207
ssh	MikroTik RouterOS sshd		protocol 2.0	Linux	router	20	0.197