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 InfoOSDevicetypeCount Percent
ircDancer ircd400717.988
http353315.86
httpSonicWALLfirewall352015.802
no match21859.809
chatAIM or ICQ server21159.495
httpWangWnagSimpleServer1.08974.027
httpAIM1.06713.012
ms-wbt-serverMicrosoft Terminal ServiceWindows6112.743
httplighttpd1.4.194872.186
httplighttpd1.4.294472.007
ms-wbt-serverMicrosoft NetMeeting Remote Desktop ServiceWindows2180.979
httpApache2.2.16(Debian) DAV/2 SVN/1.6.12 PHP/5.3.101630.732
httpMicrosoft IIS httpd6.0Windows1250.561
httpDrcomServer1.01100.494
httpNetwave IP camera http configwebcam1080.485
sshprotocol 1.5930.417
httpMicrosoft HTTPAPI httpd2.0SSDP/UPnPWindows910.409
httpMicrosoft IIS httpd870.391
httpGoAhead-Webs850.382
httpApache Tomcat/Coyote JSP engine1.1850.382
httpthttpd2.24 26oct2003680.305
httpApache670.301
httpAvtech AVN801 network camera1.0UPnP 1.0webcam660.296
vncVNCprotocol 3.8560.251
httpBoa HTTPd0.94.14rc21550.247
httpPDR-M8001.0520.233
telnet500.224
httpApache2.2.16(Debian) DAV/2 SVN/1.6.12 PHP/5.3.10 mod_ssl/2.2.16 OpenSSL/0.9.8o360.162
arcserveARCserve Discovery350.157
httpthttpd2.25b 29dec2003340.153
httpApache2.2.16(Debian) DAV/2 SVN/1.6.12330.148
citrix-icaCitrix Metaframe XP ICAWindows330.148
nntpINN nntpdposting ok290.13
ftpMicrosoft ftpdWindows290.13
httpmini_httpd1.19 19dec2003270.121
httpApache2.2.16(Debian) DAV/2 SVN/1.6.12 PHP/4.4.9270.121
H.323-gatekeeperCompTek AquaGateKeeper260.117
ftp260.117
httpMicrosoft IIS httpd7.5Windows250.112
httpApacheSSL-only mode250.112
httpGeoVision GeoHttpServer for webcamswebcam240.108
httpuc-httpd1.0.0230.103
httpApache2.2.3(CentOS)230.103
httpHikvision-Webs210.094
httpApache2.2.16(Debian) DAV/2 SVN/1.6.12 PHP/5.3.13210.094
upnpPortable SDK for UPnP devices1.3.1Linux 2.6.21; UPnP 1.0Linux200.09
httpthttpdPanasonic BB-HCM511 IP camera http config200.09