JEE Main

No, you can not get into NIT or IIIT or GFTI with 346529 rank in JEE in EWS Category. You can search for other private colleges  and state government colleges based on 12th score card or direct admissions in your state or other state.

If you're from general category then use crl to predict your college but if you belong to a reserved category like obc sc st or ews then use your category rank

With 333705 obc ncl rank in JEE Mains getting into sastra university is very unlikely especially for branches like CSE or ECE. They usually close at way better ranks. You can still try if you're okay with non core branches or management quota.

If you scored around 5 lakh in JEE Mains, admission at Ajay Kumar Garg Engineering college (Ghaziabad) is almost impossible even for civil or mechanical branch since their closing ranks go way beyond.

With 315932 crl and 11632 obc rank from up you probably won't get into top NITs or IIITs but you can try for lower branches in newer NITs like Mizoram, Sikkim, or puducherry. You can check GFTIs and state colleges in UP like IET Lucknow through UPSEE counselling.

You can not  get any college with 15 percentile in JEE Mains in Pune. You should try getting colleges which are based on your 12th score or you can get direct admission. You will not get any college with 15 percentile in JEE mains.

With 8620 ST category rank, you can not get most of the NITs but you have greater chances to get GFTIs and IITDM. You can also try for state engineering colleges. You can also try in various universities.

No, you can not get into CSE/IT/ENTC in NIT/IIIT or GIFT with a CRL of 273071 and an OBC rank of 95501 in JEE Mains. You can check for other private colleges and state engineering colleges with other means.                             

It will require a very high JEE Advanced rank to get admissions in an IIT. In the top IITs (e.g Bombay, Delhi) popular branches such as Computer Science Engineering (CSE) may require an All India Rank (AIR) of below 100-200 in the General category. In other faculty members and newer IITs ranks can go up to 10,000 or more depending upon the institute, course or degree. These cut offs vary every year depending on the difficulty level of the exam, applicants and seats.