| Date | IP Address |
| 2019-07-30 | 104.20.11.64 (ClassC) |
| 2026-02-07 | 104.17.199.191 (ClassC) |
| Date | Domain | IP |
| oup2-ui.sams-sigma.com | 2025-05-21 | 104.17.200.191 |
| highwire-ui.sams-sigma.com | 2025-09-18 | 104.17.200.191 |
| staging-ui.sams-sigma.com | 2025-07-08 | 104.17.199.191 |
| idp.sams-sigma.com | 2024-07-22 | 104.17.200.191 |
| oup2-idp.sams-sigma.com | 2023-08-04 | 104.19.252.60 |
| rps-idp.sams-sigma.com | 2025-05-12 | 104.17.199.191 |
| sp.sams-sigma.com | 2025-01-13 | 104.17.200.191 |
| oup-sp.sams-sigma.com | 2023-08-09 | 104.19.253.60 |
| ds.sams-sigma.com | 2026-02-07 | 104.17.199.191 |
| oup2-ds.sams-sigma.com | 2023-08-09 | 104.19.253.60 |
| www.sams-sigma.com | 2023-08-04 | 104.19.252.60 |