Hello,

Hope you are doing well.

On the basis of his rank obtained there can be numerous colleges he can get admission.Every colleges have different eligibility criteria for the admission procedure.So to know about the colleges where he is eligible and can get a seat you can use Career360 college predictor tool which will help you to predict the colleges on the basis of your rank obtained.You can predict the colleges and take admission in the desired branch accordingly.

Here is the link of Career360 College predictor tool:

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

There seems very less possibilities of him to get NIT as his rank obtained does not comes under the closing rank required to get NIT. You can visit the link below to see closing rank of different NIT's:

https://engineering.careers360.com/articles/jee-main-cutoff-for-b-arch-b-planning

Hope this will help you!

All the best for your bright future!