Hi Avinash, hope you are doing well, you have few chances to get into NIT's with 90.78 percentile and 1 lakh rank. But you just keep counselling for NIT's as well. And you have good chances of getting into IIIT's, so you better try for it. To know more about your admissions you can even go through the rank predictor in careers. The link for the rank predictor in jee mains is given below, kindly go through it 

https://engineering.careers360.com/jee-main-college-predictor?utm_source=C360&utm_medium=qna&utm_campaign=jee-main-college-predictor

I think it helps you!!!

Keep smiling:)

wish you good luck!:)