New Delhi/ Mumbai, Nov 18 (ANI): Market Experts on Tuesday credited Prime Minister Narendra Modi's Australia visit as the Sensex and the Nifty hit record highs. The SandP BSE Sensex rallied as much as 105 points in trade on Tuesday to touch its fresh record high of 28282.85, led by gains in RIL, Bharti Airtel, LandT and Sesa Sterlite. Tracking the momentum, the 50-share Nifty index also surged 24 points to touch its fresh lifetime high of 8454.50, supported by gains in metal, power, capital goods and auto stocks. M arket Expert Akash Jindal said that Modi's Australia visit has been a positive one and that that Modi is bringing along optimism in the nation's economy. Ajay Shah also backed the record high on Modi's foreign tour. He also said that development in Russia and BRICS country is giving positive changes which are favourable for India.