Hello Aspirant! With this rank of yours, even though you're from SC category, it's quite difficult for you to get admission in DTU or NSUT as both are top colleges in Delhi and accept students with high rank. You must be having a rank under 1,00,000 in SC category for getting any lower branch in these colleges. However, you can use the below link for predict your college with this rank:
https://engineering.careers360.com/jee-main-college-predictor?utm_source=qna&utm_medium=jee_cp