Hi dear,

I am considering your marks is 70 then your rank should be around 120k in general and 80 in your category.You can also check here

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

With this rank you will get CSE in NIT CALICUT,NIT Surat and many other NITs such as NIT kurukshetra,NIT JAMSHEDPUR.

Hope it helps and congratulations.