```javascript
WXAPI.commonIPV3(ip)
```
+ ip IP address, if left blank, is the IP address of the requesting party’s egress network
```json
{
"code": 0,
"msg": "success",
"data": {
"address": "China-Zhejiang-Hangzhou\tTelecom",
"ip": "183.158.74.81"
}
}
```