The Bombay Stock Exchange benchmark Sensex was up nearly 71 points in opening trade today as foreign funds continued to target select Indian blue-chips in anticipation of healthy quarterly earnings.The 30-share index jumped by 71 points to 21,076 points, with healthcare, auto and metal stocks being the top picks in early trade. Similarly, the wide-based National Stock Exchange Nifty index was up by 23 points to 6,336 points.Stock brokers said continued increased capital inflows by foreign funds into equities mainly bolstered the trading sentiment, helping the Sensex keep above the 21,000 points mark.Meanwhile, in Asian markets, Japan's Nikkei index rose by 0.82 per cent, while Hong Kong's Hang Seng index shed 0.16 per cent in morning trade. The Dow Jones Industrial Index ended 0.08 per cent up in the previous session.