IP List distribution Oxford English Grammar Course Advanced, total 4
| IP | Country | City | ISP |
|---|---|---|---|
| 115.202.185.233 | China | Taizhou | China Telecom |
| 14.155.119.97 | China | Guangzhou | China Telecom |
| 183.162.105.19 | China | Hefei | China Telecom |
| 60.168.244.46 | China | Hefei | China Telecom |