<?php
declare(strict_types = 1);
const USERNAME = '??';
const PASSWORD = '??';
const DOMAIN = '??';
$ip = getGlobalIp ();
require_once ('hhb_.inc.php');
$hc = new hhb_curl ( '', true );
$html = $hc->setopt_array ( array (
        CURLOPT_URL => 'https://api.freenom.com/v2/domain/modify',
        CURLOPT_POST => true,
        CURLOPT_CUSTOMREQUEST => 'PUT',
        CURLOPT_POSTFIELDS => http_build_query ( array (
                'email' => USERNAME,
                'password' => PASSWORD,
                'domainname' => DOMAIN,
                'forward_url' => $ip
        ) )
) )->exec ()->getStdOut ();
var_dump ( $html );
function getGlobalIp(): string {
    return file_get_contents ( 'https://api.ipify.org/?format=raw' );
}