IP List distribution Grifell E. The Oxford Handbook of Productivity Analysis 2018, total 10
| IP | Country | City | ISP |
|---|---|---|---|
| 172.254.176.130 | United States | Spectrum Business | |
| 173.255.164.174 | United States | New York | Reliablehosting.com |
| 185.153.176.35 | Germany | NordVPN | |
| 194.5.155.253 | DediPath | ||
| 202.125.43.81 | Australia | Brisbane | ServersAustralia |
| 203.111.4.233 | Australia | TPG Internet | |
| 212.85.79.83 | Sweden | Bahnhof AB | |
| 213.167.28.122 | Bulgaria | Asenovgrad | Tv Sat Net Ltd |
| 87.2.200.77 | Italy | Sumirago | Telecom Italia |
| 98.128.186.117 | United States | Bahnhof AB |