Overview of services running on Port 1503 TCP.
~22 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 Count Percent
ircDancer ircd400717.988
http356015.981
httpSonicWALL352015.802
no match-/--/-21859.809
chatAIM or ICQ server21159.495
httpWangWnagSimpleServer1.08974.027
httpAIM1.06713.012
ms-wbt-serverMicrosoft Terminal Service6112.743
httplighttpd1.4.194882.191
httplighttpd1.4.294472.007
httpApache2.2.163371.513
ms-wbt-serverMicrosoft NetMeeting Remote Desktop Service2180.979
httpMicrosoft IIS httpd6.01250.561
httpDrcomServer1.01100.494
httpNetwave IP camera http config1080.485
ssh960.431
httpApache920.413
httpMicrosoft HTTPAPI httpd2.0910.409
httpMicrosoft IIS httpd880.395
httpApache Tomcat/Coyote JSP engine1.1880.395
httpGoAhead-Webs850.382
vncVNC710.319
httpthttpd2.24 26oct2003680.305
httpAvtech AVN801 network camera1.0660.296
httpBoa HTTPd0.94.14rc21550.247
httpPDR-M8001.0520.233
telnet510.229
httpApache2.2.3390.175
httpApache2.2.14380.171
arcserveARCserve Discovery350.157
httpthttpd2.25b 29dec2003340.153
citrix-icaCitrix Metaframe XP ICA330.148
nntpINN nntpd290.13
ftpMicrosoft ftpd290.13
httpApache2.2.22280.126
httpmini_httpd1.19 19dec2003270.121
H.323-gatekeeperCompTek AquaGateKeeper260.117
ftp260.117
httpMicrosoft IIS httpd7.5250.112
httpGeoVision GeoHttpServer for webcams240.108
httpuc-httpd1.0.0230.103
httpApache2.2.9230.103
httpthttpd210.094
httpHikvision-Webs210.094
upnpPortable SDK for UPnP devices1.3.1200.09
httpDVR Systems webcam http interface190.085
smtp180.081
rtsp180.081
httpuTorrent WebUI180.081
httpMicrosoft IIS httpd7.0180.081
httplighttpd1.4.26180.081
httplighttpd1.4.20170.076
httpApache2.0.53170.076
sshOpenSSH4.3160.072
httpMbedthis-Appweb2.0.4160.072
httpGoAhead-Webs embedded httpd160.072
httpGadspot/Avtech AV787 webcam http config160.072
sshOpenSSH5.5p1 Debian 6+squeeze2150.067
httpMicrosoft IIS httpd5.1150.067
httpGoAhead-Webs httpd150.067