IP List distribution Brown W. A Second Course in Linear Algebra 1988, total 5
| IP | Country | City | ISP |
|---|---|---|---|
| 123.156.68.246 | China | Hangzhou | China Unicom Liaoning |
| 186.105.46.160 | Chile | Movistar Chile | |
| 46.242.15.57 | Russia | Moscow | Rostelecom |
| 47.152.32.163 | United States | Frontier Communications | |
| 77.124.93.36 | Israel | Partner Communications |