Overview of services running on Port 4155 TCP.
~12 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					3538	28.783
no match						2784	22.649
telnet	Cisco router telnetd				router	1769	14.391
chat	AIM or ICQ server					1471	11.967
http						471	3.832
http	lighttpd	1.4.29				398	3.238
http	lighttpd	1.4.19				369	3.002
bzr	Bazaar VCS bzr serve					211	1.717
http	Microsoft IIS httpd					194	1.578
http	Microsoft HTTPAPI httpd	2.0	SSDP/UPnP	Windows		86	0.7
ssh			protocol 1.5			84	0.683
http	thttpd	2.24				73	0.594
ssh	OpenSSH	5.3	protocol 2.0			58	0.472
telnet						51	0.415
arcserve	ARCserve Discovery					34	0.277
vnc	VNC		protocol 3.8			31	0.252
http	Boa HTTPd	0.94.14rc21				30	0.244
http	WangWnagSimpleServer	1.0				27	0.22
http	thttpd	2.25b				24	0.195
ftp	Microsoft ftpd			Windows		24	0.195
http	thttpd					20	0.163