Overview of services running on Port 37 UDP.
~75 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
time32 bits3731249.474
no match2878238.164
httplighttpd1.4.19888511.781
netbios-ssn2540.337
socks5900.119
time64 bits490.065