Dear aspirant,

As you have mentioned that you have secured 25k rank in jee advanced so taking into consideration that you belong to general category so it's not possible for you to get in any iit. And in this rank usually no one even thinks of going iit.

Although various factors are considered while deciding the cut offs like number of candidates appearing in the examination, number of vacant seats in college, previous years cut offs, and difficulty level of the paper.

For more information you can check out the link given below-

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