Overview of services running on Port 111 TCP.
~4.29 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	Version	Count	Percent
rpcbind			4250226	99.18
http			10793	0.252
no match	-/-	-/-	5697	0.133
http	SonicWALL		3683	0.086
chat	AIM or ICQ server		2001	0.047
http	a_63		1873	0.044
http	Microsoft IIS httpd		874	0.02
ssl	SSLv3		813	0.019
http	Apache	2.2.8	719	0.017
http	lighttpd	1.4.19	424	0.01
http	lighttpd	1.4.29	416	0.01
pop3			372	0.009
http	AIM	1.0	327	0.008
http	Microsoft HTTPAPI httpd	2.0	323	0.008
pop3	MailEnable POP3 Server		301	0.007
pop3	Courier pop3d		227	0.005
http	Netwave IP camera http config		208	0.005
http	Avtech AVN801 network camera	1.0	201	0.005
pop3	Dovecot pop3d		187	0.004
http	Microsoft IIS httpd	6.0	177	0.004
http	GoAhead-Webs httpd		145	0.003
pop3pw	Mercury/32 poppass service		142	0.003
http	Boa HTTPd	0.94.14rc21	126	0.003
pop3	Microsoft Exchange 2003 pop3d	6.5.7638.1	119	0.003
smtp			114	0.003
vnc	VNC		107	0.002
ssh			107	0.002
http	uc-httpd	1.0.0	101	0.002
http	Apache Tomcat/Coyote JSP engine	1.1	99	0.002
pop3	Microsoft Exchange 2007-2010 pop3d		91	0.002
arcserve	ARCserve Discovery		85	0.002
telnet			79	0.002
http	Hikvision-Webs		75	0.002
http	thttpd	2.24	65	0.002
http	Apache		63	0.001
pop3	Microsoft Windows 2003 POP3 Service	1.0	62	0.001
http	mini_httpd	1.19 19dec2003	61	0.001
directconnect	Direct Connect P2P		57	0.001
ssh	OpenSSH	4.3	56	0.001
smtp	Exim smtpd		56	0.001
pop3	hMailServer pop3d		55	0.001
pop3	qmail pop3d		52	0.001
ftp			51	0.001
http	DVR Systems webcam http interface		47	0.001
http	CCProxy		47	0.001
ftp	Microsoft ftpd		47	0.001
http	PDR-M800	1.0	45	0.001
pop3	tpop3d		40	0.001
http	thttpd		40	0.001
http	Gadspot/Avtech AV787 webcam http config		40	0.001
http	Apache	2.2.14	39	0.001
http	thttpd	2.25b	38	0.001
pop3	Zimbra pop3d		36	0.001
pop3	MailMax pop3d		35	0.001
http-proxy	Squid http proxy	2.6.STABLE12	33	0.001
ssh	OpenSSH	5.3p1 Debian 3ubuntu7	32	0.001
pop3	Dovecot DirectAdmin pop3d		32	0.001
http	Apache	2.2.3	30	0.001
http	Boa HTTPd	0.94.13	29	0.001
http	Apache	2.2.9	29	0.001
http	Rhinosoft Serv-U httpd	9.4.0.2	28	0.001
http	Cross Web Server		28	0.001
pop3-proxy	UserGate pop3 proxy		27	0.001
vnc	RealVNC Enterprise		26	0.001
http	GoAhead-Webs		26	0.001
ssh	OpenSSH	5.9p1 Debian 5ubuntu1	25	0.001
http-proxy	Squid http proxy	2.7.STABLE9	25	0.001
pop3-proxy	Zarafa pop3 proxy		24	0.001
http	Apache	2.2.16	24	0.001
vnc	RealVNC Personal		23	0.001
ssh	OpenSSH	5.5p1 Debian 6+squeeze2	23	0.001
ssh	Dropbear sshd	0.52	23	0.001
http	Mbedthis-Appweb	2.0.4	23	0.001
http	GeoVision GeoHttpServer for webcams		22	0.001
ssh	OpenSSH	5.1p1 Debian 5	21	0.0
http	Apache	2.2.22	21	0.0
socks-proxy	CCProxy socks proxy		20	0.0
http	Apache	2.0.53	20	0.0
pop3	MDaemon pop3d	11.0.3	19	0.0
openvpn	OpenVPN		19	0.0
http	uTorrent WebUI		19	0.0
ftp	Pure-FTPd		19	0.0
telnet	Microsoft Windows 2000 telnetd		18	0.0
smtp	Microsoft ESMTP	6.0.3790.4675	18	0.0
http	lighttpd		18	0.0
http	Boa HTTPd	0.93.15	18	0.0
telnet	Linux telnetd		17	0.0
smtp	Microsoft Exchange smtpd		17	0.0
ftp	FileZilla ftpd	0.9.41 beta	17	0.0
pop3	Openwall popa3d		16	0.0
http	thttpd	2.24 26oct2003	16	0.0
http	Microsoft IIS httpd	7.5	16	0.0
http	Apache	2.2.15	16	0.0
smtp	Postfix smtpd		15	0.0
pop3	UW Imap pop3d	2007e.104	15	0.0
pop3	CommuniGate Pro	5.0.11	15	0.0
http-proxy	CCProxy http proxy		15	0.0
ftp	vsftpd	2.0.8 or later	15	0.0