Hello Akshansh, 

It is Good to know about your jee percentile.

You can get an NIT in this range but as you've mentioned that your preferred branch is CS or IT. You will get some lower ranked NITs but according to your preferred areas you do not have any boundation to NITs and can go for private colleges.

For that and probable seats in NITs, you visit the link

https://engineering.careers360.com/jee-main-college-predictor?utm_source=google-search&utm_medium=paid&utm_campaign=jeemain-clgpd

Here you will come to know about your probable colleges in which you can get a seat..