tt-5-php-6001/vendor/workerman/validation/data/domain/public-suffix/BT.php

<?php declare(strict_types=1);
// Copyright (c) https://publicsuffix.org
// SPDX-License-Identifier: MPL-2.0-no-copyleft-exception
return [
    'COM.BT',
    'EDU.BT',
    'GOV.BT',
    'NET.BT',
    'ORG.BT',
];