| Date | IP Address |
| 2024-09-24 | 3.213.57.82 (ClassC) |
| 2024-12-30 | 44.217.231.91 (ClassC) |
| 2025-01-22 | 34.200.158.23 (ClassC) |
| 2025-04-25 | 54.243.82.17 (ClassC) |
| 2025-05-15 | 52.54.184.242 (ClassC) |
| 2025-07-08 | 34.198.230.7 (ClassC) |
| 2025-07-25 | 3.81.247.255 (ClassC) |
| 2025-08-22 | 44.213.176.79 (ClassC) |
| 2025-09-23 | 54.162.31.45 (ClassC) |
| 2026-03-01 | 54.196.124.168 (ClassC) |
| Date | Domain | IP |
| online.sothebysinstitute.com | 2024-09-04 | 204.246.191.19 |
| mail.sothebysinstitute.com | 2025-02-27 | 52.96.166.66 |
| www.sothebysinstitute.com | 2024-12-30 | 44.217.231.91 |
| search.serialssolutions.com.ezproxy.sothebysinstitute.com | 2025-09-11 | 132.174.251.11 |
| scholar.serialssolutions.com.ezproxy.sothebysinstitute.com | 2025-10-21 | 132.174.251.11 |
| bvwkdweb.b.ebscohost.com.ezproxy.sothebysinstitute.com | 2026-02-28 | 132.174.251.11 |
| atkkwsearch.ebscohost.com.ezproxy.sothebysinstitute.com | 2025-09-14 | 132.174.251.11 |