IP List distribution The Math Book (DK Big Ideas Simply Explained) 2019, total 6
| IP | Country | City | ISP |
|---|---|---|---|
| 166.48.63.232 | Canada | North York | Altima Telecom |
| 175.194.132.55 | Republic of Korea | Seoul | Korea Telecom |
| 196.190.100.27 | Ethiopia | Ethiopian Telecommunication Corporation | |
| 222.109.59.134 | Republic of Korea | Seoul | Korea Telecom |
| 84.1.186.240 | Hungary | Budapest | Magyar Telekom |
| 87.92.99.47 | Finland | Halosenniemi | DNA Oyj |