IP List distribution O'Hanlon J. A User's Guide to Vacuum Technology 4ed 2023, total 4
| IP | Country | City | ISP |
|---|---|---|---|
| 185.128.26.251 | United Arab Emirates | M247 Europe SRL | |
| 185.135.149.154 | Russia | Obninsk | MAXnet Systems Ltd. |
| 185.149.91.73 | Netherlands | Rotterdam | Rapiddot Hosting Services Ltd |
| 31.200.249.130 | Russia | Start LLC |