Hello,

As your JEE MAINS score is 125 then your predicted percentile is between 98.65 - 98.85 and your predicted rank lies between 3972 - 5622. This is the predicted rank according to your marks obtained. You can also use career360 rank predictor tool which help you to predict your rank.  According to your marks, it seems there are chances to get Computer Science in NIT when compared with the previous year cut off.

Link for Career360 rank predictor tool:

https://engineering.careers360.com/jee-main-rank-predictor

Here is the link you can visit to see cut off of the previous year of the different NIT with their closing rank:

https://engineering.careers360.com/articles/nits-cutoff-for-top-btech-branches

Moreover to predict your chances in different colleges you can use career360 college predictor tool which will help you to get colleges you are eligible for. Here is the link for career360 college predictor tool:

https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer

Hope this will help you!

All the best for your bright future!