DSN stands for:

  • Dataset name, the abbreviation for the name of a data set name in the mainframe area
  • Data source name, connection information for accessing ODBC databases
  • Deep Space Network, a network of radio antennas to communicate with spacecraft and satellites
  • Defense Switched Network, a communications network of the U.S. military
  • Delivery Status Notification, an acknowledgment that create a mail server ( on request) may
  • German black Colorful lowland cattle, a domestic cattle breed
  • Digital Service Record, an electronic motor vehicle service history for proof of maintenance
  • Star Trek: Deep Space Nine, the third Star Trek television series
  • Disambiguation
  • Abbreviation