Notice: The online entry registration period for DV-2010 is now over and all submission processing has stopped.
Therefore, Form DS-5501 Electronic Diversity Visa (EDV) Application for
online Diversity Visa Lottery entry, is not available now.   This
official form is available only on the Department State, Diversity Visa
online entry website at http://www.dvlottery.state.gov/ during the online entry registration period, which ended December 1, 2008

DV Lottery 2010 Status Check – Is now available.  Until June 30, 2010, entrants (who previously completed online DV entry through the official website at http://www.dvlottery.state.gov) are able to check the status of their entry through the E-DV website at http://www.dvlottery.state.gov. 
Entrants need to use their own confirmation page information from the
time of their entry (October 2, 2008, to December 1, 2008), to check
the status to find out if their Diversity Visa Lottery entry was or was
not selected.

See 2010 Diversity Visa Lottery Instructions.

DV Entrant Status Check

2010 Entrant Status Check

Please click this link http://dvlottery.state.gov/ESC/ for Entrant Status Check for DV-2010.