registered.join(', ') + ' is/are already registered.');
        } else {
            alert('All domains are available.');
        }
    }

    $('.dns_checker').onclick = checkDomain;
    $('#bytes_checker').onclick = async function () {
        $('#bytes_checker').innerHTML = 'Please wait...';

        let inscribed_already = [];
        let errors = [];

        for (let i = 0; i < files.length; i++) {
            $('#bytes_checker').innerHTML = 'Please wait...(' + (i + 1) + '/' + files.length + ')';

   