Hii ajay

You will be having general rank around  150000 and obc rank around 50000. So there is very low chance of getting any seat in NITs or IIITs. 

For more accurate answer you can check college predictor

Hello. Based on your percentile your probable category rank range is 54111 - 61611. Though your rank and percentile may vary after the jee mains april 2019 exam but for now Based on your probable rank range the chances are tough for you to get into any of the IIITs.

You can check the link below to predict more about colleges which you might get.

https://engineering.careers360.com/jee-main-college-predictor

To check the previous years cutoffs for different colleges check the link below.

https://www.google.com/amp/s/engineering.careers360.com/articles/jee-main-cutoff/amp

Hope this helps. Good luck!