HELLO PALLAVI !!
With 125000 obc rank,it is very difficult and hard for you to get a seat in top nits and iits and iiits.

do not worry there are other better colleges and you would be getting better branches based on your rank.

for  knowing colleges in which you can get a seat for your rank and percentile and category,please see the following link :

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

All the best

Thank you