IP List distribution A First Course on Symmetry, Special Relativity and Quantum Mechanics by Gabor Kunstatter PDF, total 6
| IP | Country | City | ISP |
|---|---|---|---|
| 102.141.35.141 | |||
| 112.87.174.47 | China | Nanjing | China Unicom Liaoning |
| 2.60.82.226 | Russia | Peschanka | OJSC Sibirtelecom |
| 43.159.177.16 | Japan | Tokyo | Chiyoda-ku |
| 78.80.122.185 | Czechia | Karlik | T-Mobile Czech Republic |
| 90.190.24.230 | Estonia | Vonnu | Telia Eesti |