| Date | IP Address |
| 2021-03-05 | 99.84.252.187 (ClassC) |
| 2021-03-05 | 99.84.252.45 (ClassC) |
| 2021-03-05 | 99.84.252.104 (ClassC) |
| 2024-06-03 | 3.163.19.170 (ClassC) |
| 2024-09-21 | 54.230.125.61 (ClassC) |
| 2024-11-22 | 3.163.19.80 (ClassC) |
| 2024-12-06 | 13.224.9.115 (ClassC) |
| 2024-12-20 | 3.163.178.66 (ClassC) |
| 2025-04-17 | 54.230.125.56 (ClassC) |
| 2025-07-25 | 54.230.125.52 (ClassC) |
| 2025-08-06 | 54.230.125.139 (ClassC) |
| Date | Domain | IP |
| mail.portolahotel.com | 2024-10-28 | 20.190.151.8 |
| cdn.portolahotel.com | 2024-06-03 | 3.163.19.170 |
| reservations.portolahotel.com | 2025-07-07 | 45.60.12.193 |
| www.portolahotel.com | 2025-01-15 | 172.64.145.5 |