Hi dear,

You have scored 160 marks in jee main that means your rank should be around 16k in general and 4k in obc you can check here

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

Last year cutoff of IIIT Allahabad was 250(OBC rank)0 in 7th round but 13k(OBC rank) in special round for IT.so if you want than you can wait till special round.

Hope it helps