Hello aspirant
Congratulations for getting 212 marks in Upsee. Its very hard to give exact rank as rank vary every year based on different factor. One can predict current year rank  by analysing past year trends.

Factor affecting cutoff -
1. No of students
2. No of seats
3. Difficulty of paper
4. past year trends

With 212 marks your expected rank will be around 25000- 30000

Some colleges you can get with this rank are
1. Abes ghaziabad
2. Gl bajaj
3. Kiet
4. Abesit ghaziabad
5. Ucer prayagraj.

You can choose best college according to your rank using careers 360 college predictor tool
https://www.careers360.com/upsee-college-predictor

Hope this will help

Best of luck.