On Cashfree Payments, you can do verification for any number of Indian bank accounts via two modes:
1) Manual entry on Cashfree Payments Bank Account Verification dashboard:
Here you will be required to enter only two details: Indian bank account number and IFSC. If you want to do bulk verification, You can access the bulk upload feature on the dashboard where you can upload a CSV/XSLX file with required details and get a quick response.
2) Using Bank Account Verification API:
This is an integrated automated way to do single/bulk verification. The API can be integrated with the existing company internal system or ERP and then the request can be pushed directly using APIs.