| Date | IP Address |
| 2025-05-14 | 80.79.131.115 (ClassC) |
| 2026-01-20 | 185.10.203.2 (ClassC) |
| Date | Domain | IP |
| ns1.firstserv.com | 2025-09-01 | 80.79.143.29 |
| ns2.firstserv.com | 2025-09-11 | 91.135.225.50 |
| NS2.FIRSTSERV.COM | 2025-12-11 | 185.10.203.244 |
| www.firstserv.com | 2025-05-14 | 80.79.131.115 |