Rediff.com India Limited (PTCPK:REDF.Y) may be scoping the market for possible buyers, said two people with direct knowledge of the matter. Rediff Chairman and Chief Executive Officer Ajit Balakrishnan denied this. “I have not given any mandate to anyone to sell my shares to anyone,” he said. Negotiations are at an advanced stage with at least one of the buyers, said the people cited above.