Click "Account Verification URL" shown below and activate your account.

UCI 91460B257157X
First Name TULIN
Last Name ASLANTEKIN
Account Verification Code 5b177548-91a2-4b77-a1a8-3b57526f7180
Account Verification URL https://www.resultsplusdirect.co.uk/Students/login.html#emailActivate/5b177548-91a2-4b77-a1a8-3b57526f7180

If "No Records Found" warning appears, it means either the UCI Number you have entered is wrong or you have already verified your account.