全局返回码
<table>
<thead>
<tr>
<th>code值</th>
<th>说明</th>
</tr>
</thead>
<tbody>
<tr>
<td>0</td>
<td>未知错误</td>
</tr>
<tr>
<td>1</td>
<td>成功</td>
</tr>
<tr>
<td>-1</td>
<td>域名不存在</td>
</tr>
<tr>
<td>-2</td>
<td>检测域名异常</td>
</tr>
<tr>
<td>-1002</td>
<td>请求类型错误</td>
</tr>
<tr>
<td>-1003</td>
<td>套餐数据不存在</td>
</tr>
<tr>
<td>-1009</td>
<td>获取调用频率失败</td>
</tr>
<tr>
<td>-1010</td>
<td>访问频率超限</td>
</tr>
<tr>
<td>-1011</td>
<td>用户服务已过期</td>
</tr>
</tbody>
</table>