IP List distribution The Complete Contest Prep Guide by Layne Norton PDF, total 4
| IP | Country | City | ISP |
|---|---|---|---|
| 154.16.105.13 | United States | Phoenix | NetStack Ltd. |
| 184.75.221.35 | Canada | Toronto | Amanah Tech |
| 185.216.25.152 | |||
| 188.234.84.149 | Russia | Yekaterinburg | JSC ER-Telecom Holding |