IP List distribution 20 Barron's Educational Series Books Collection Pack-1, total 4
| IP | Country | City | ISP |
|---|---|---|---|
| 220.180.184.19 | China | Hefei | China Telecom |
| 220.180.184.21 | China | Hefei | China Telecom |
| 220.180.184.22 | China | Hefei | China Telecom |
| 58.243.103.74 | China | Hefei | China Unicom Liaoning |