Hello Aspirant,
See this time the cut-offs for different institutions have been increased so according to the rank you have mentioned in the question you it is very difficult to get any NIT or good IIIT even in round 2 of CSAB counselling as per previous year's cut-offs but yes you can try for some IIITs such as IIIT Bhubaneshwar, IIIT Una and so on and if you want any good or core branch such as CSE/IT/ECE then I would suggest you to sit for some state counselling because in some of the state government colleges you can get admission on such ranks.
Note that the cut-offs are bound to change every year depending upon various factors.
So you can use JEE-Main College Predictor to predict your chances of admission in different engineering colleges of India :-
https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer
I hope this information helps you.
Good Luck!!
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