| Date | IP Address |
| 2014-07-02 | 198.190.156.56 (ClassC) |
| 2021-03-12 | 104.125.2.32 (ClassC) |
| 2022-05-26 | 23.219.2.137 (ClassC) |
| 2023-08-26 | 23.67.33.38 (ClassC) |
| 2023-10-13 | 23.216.149.211 (ClassC) |
| 2023-10-30 | 184.25.254.105 (ClassC) |
| 2023-11-02 | 23.67.33.41 (ClassC) |
| 2024-06-09 | 23.216.149.138 (ClassC) |
| 2024-07-07 | 23.46.17.30 (ClassC) |
| 2024-07-29 | 23.212.62.217 (ClassC) |
| 2024-08-18 | 23.216.149.140 (ClassC) |
| 2024-09-02 | 23.212.62.208 (ClassC) |
| 2024-10-04 | 23.46.17.16 (ClassC) |
| 2024-11-05 | 173.222.162.148 (ClassC) |
| 2024-11-24 | 23.38.194.133 (ClassC) |
| 2024-12-13 | 23.46.228.178 (ClassC) |
| 2024-12-27 | 23.46.228.172 (ClassC) |
| Date | Domain | IP |
| intranetsiplhml.praxair.com.br | 2024-11-24 | 23.46.17.52 |
| intranetsipl.praxair.com.br | 2024-11-24 | 23.44.175.187 |
| app.praxair.com.br | 2024-11-25 | 23.46.17.52 |
| www.praxair.com.br | 2024-02-28 | 23.46.17.30 |