IP List distribution Teach Yourself Electricity and Electronics, 6th Edition, total 3
| IP | Country | City | ISP |
|---|---|---|---|
| 68.194.187.1 | United States | Holtsville | Optimum Online |
| 73.122.168.247 | United States | Comcast Cable | |
| 73.135.212.125 | United States | Fruitland | Comcast Cable |