Hi Samarth,

Visit the following link, to know the trends of opening and closing ranks based on rank in CRL. Here you will get all the cutoffs of NITs and IIITs considering all quotas.

https://d2cyt36b7wnvt9.cloudfront.net/exams/wp-content/uploads/2018/04/02163617/nit-cutoff-2018-r2.pdf

And also you can visit the link to know the chances of getting NITs based on your rank category wise.

https://engineering.careers360.com/articles/jee-main-cutoff

Also you can use college predictor tool- https://engineering.careers360.com/jee-main-college-predictor

Hope this helps.