IP List distribution Barron's Science 360 - Chemistry, total 4
| IP | Country | City | ISP |
|---|---|---|---|
| 173.239.203.37 | United States | Edison | LOGICWEB |
| 181.188.125.159 | Trinidad and Tobago | Chaguanas | Columbus Communications Trinidad Limited. |
| 193.56.116.51 | QuadraNet | ||
| 89.154.228.60 | Portugal | Porto | Nos Comunicacoes, S.A. |