Register::isDomainActive

static function isDomainActive(string $domainName): bool
{
	$http = new HttpClient;
	$status = $http->get(self::B24_SERVICE_DETECT_DOMAIN . $domainName);
	$status = CUtil::jsObjectToPhp($status);
	// protect from bad answer
	if (!isset($status['status']))
	{
		return true;
	}
	return $status['status'] === 'ready';
}