IP List distribution Half-Life Opposing Force, total 4
| IP | Country | City | ISP |
|---|---|---|---|
| 172.111.38.128 | United States | Charlotte | |
| 198.163.192.136 | United States | Louisville | Windstream Communications |
| 67.209.128.172 | United States | Miami Beach | Kar-Tel LLC |
| 69.50.95.40 | United States | Big Rapids | Cynergycomm.net |