Overview of services running on Port 257 TCP.
~3 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
no match143942.224
chatAIM or ICQ server84524.795
httplighttpd1.4.192176.367
http1805.282
httpMicrosoft IIS httpd1193.492
httpMicrosoft HTTPAPI httpd2.0SSDP/UPnPWindows892.612
sshprotocol 1.5571.673
fw1-logCheckpoint Firewall1 logging servicefirewall451.32
telnet381.115
httpBoa HTTPd0.94.14rc21230.675
ftp230.675
arcserveARCserve Discovery210.616