Key support levels for Nifty are identified around 21,000, considering the 200-day moving average (DMA), 50-DMA, and trend line support. These are all above the current trading price of 20,913.
"200 Dema is around 19380... 50 Dema line that is at 20,500... 21,159... trend line... 2093... roughly 21,000 seems to be a very good support as of now."