Overview of services running on Port 523 UDP.
~30 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 match2093368.152
ibm-db2IBM DB2 Database Server9.07.2Hostname: LOCALHOST2030.661
ibm-db2IBM DB2 Database Server9.01.2Hostname: MAS2000980.319
ibm-db2IBM DB2 Database Server9.07.5Hostname: VHOST0133690.225
ibm-db2IBM DB2 Database Server9.07.1Hostname: VM-170-224-163-138270.088