| Date | IP Address |
| 2024-09-09 | 172.66.40.192 (ClassC) |
| 2024-09-15 | 172.66.43.64 (ClassC) |
| 2024-11-25 | 151.101.131.10 (ClassC) |
| 2025-03-31 | 151.101.3.10 (ClassC) |
| 2025-05-10 | 151.101.67.10 (ClassC) |
| 2025-08-25 | 151.101.195.10 (ClassC) |
| Date | Domain | IP |
| vpn1.argenx.com | 2025-07-10 | 45.11.167.4 |
| sftp.argenx.com | 2024-11-25 | 20.126.127.207 |
| fonts.argenx.com | 2024-12-27 | 151.101.23.10 |
| www.argenx.com | 2024-08-05 | 172.66.40.192 |