The last year cutofffor NIT Goes from 1000-3000. So it is very hard to get seat in NIT

As per your rank and previous year cutoff, the colleges you get in b.arch are:-

SUPVA, Rohtak

Gateway college of architecture and design,Sonepat

Ganga institute of architecture and town planning,Delhi

To know more about your chances of getting other colleges check out the college predictor link below:

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