| Property | Value |
| networks@optiver.com | |
| NameServer | NS2.COLT-TELECOM.NL |
| Created | 1998-09-22 00:00:00 |
| Changed | 2014-09-22 00:00:00 |
| Expires | 2015-09-21 00:00:00 |
| Registrar | PSI-USA, INC. DBA DO |
| Date | IP Address |
| 2024-06-03 | 34.192.142.145 (ClassC) |
| 2024-06-16 | 18.214.105.126 (ClassC) |
| 2024-11-06 | 52.72.65.202 (ClassC) |
| 2024-11-25 | 34.199.108.250 (ClassC) |
| 2025-01-10 | 34.195.107.248 (ClassC) |
| 2025-01-18 | 3.69.207.105 (ClassC) |
| 2025-02-13 | 18.192.130.176 (ClassC) |
| 2025-06-03 | 18.159.6.163 (ClassC) |
| Date | Domain | IP |
| assessment-cognitive.optiver.com | 2024-06-18 | 54.88.176.89 |
| uat-assessment-cognitive.optiver.com | 2024-07-30 | 54.90.246.178 |
| assessment-numerical.optiver.com | 2024-04-18 | 34.204.137.204 |
| uat-assessment-numerical.optiver.com | 2024-07-30 | 52.4.74.214 |
| assessment-portal.optiver.com | 2024-06-03 | 34.192.142.145 |
| uat-assessment-portal.optiver.com | 2024-06-03 | 35.174.40.168 |
| assessment-portal-admin.optiver.com | 2024-06-18 | 54.235.174.23 |
| assessment-portal-interview.optiver.com | 2024-11-25 | 34.224.202.47 |
| uat-assessment-portal-interview.optiver.com | 2024-07-30 | 34.234.229.149 |
| www.optiver.com | 2013-11-19 | 217.195.124.19 |
| assessment-personality.optiver.com | 2024-06-18 | 3.92.125.37 |
| uat-assessment-personality.optiver.com | 2024-07-30 | 54.210.212.102 |