Hello aspirant,

Hope you doing great

As you got 71573 rank in Jee mains 2021 and also you have mentioned that you are general category aspirant so it is difficult to get any IIIT's  with this rank but don't lose hopes.

From below you can check previous year cutoff's of all IIIT'S

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

From below you can predict colleges based on your rank

Hope this helps you