@Ranga N Welcome to Microsoft Q & A Community Forum. Kindly note Backup explorer is only available for virtual machines.
To retrieve the recovery points of backup item, I would suggest you to create a PowerShell script using Get-AzRecoveryServicesBackupItem and Get-AzRecoveryServicesBackupRecoveryPoint
Reference document : https://learn.microsoft.com/en-us/azure/backup/monitor-azure-backup-with-backup-explorer