OpenX Technologies, the open-source ad server that rebranded from OpenAds last year, has closed a $10 million third round, bringing its total investment to more than $30.8 million. DAG Ventures, a new investor, led the round. It was joined by previous backers Accel Partners, Index Ventures, Mangrove Capital, First Round Capital and News Corp (NYSE: NWS) digital media head Jon Miller, who also serves as chairman of OpenX’s board.
Aside from its rebranding, OpenX has made a number of changes since raising its $15.5 million second round in December 2007. In April 2008, it chose Yahoo