| Date | IP Address |
| 2021-03-02 | 13.249.109.117 (ClassC) |
| 2021-03-03 | 52.85.86.28 (ClassC) |
| 2021-03-03 | 52.85.86.6 (ClassC) |
| 2021-03-08 | 52.84.52.52 (ClassC) |
| 2021-03-14 | 13.226.10.31 (ClassC) |
| 2021-03-14 | 13.226.10.49 (ClassC) |
| 2021-03-14 | 13.226.10.80 (ClassC) |
| 2021-04-04 | 13.249.110.94 (ClassC) |
| 2021-04-08 | 13.226.93.88 (ClassC) |
| 2021-04-22 | 99.84.174.46 (ClassC) |
| 2021-05-07 | 13.226.13.35 (ClassC) |
| 2021-05-12 | 13.225.222.123 (ClassC) |
| 2021-05-12 | 13.225.222.49 (ClassC) |
| 2021-05-12 | 13.225.222.73 (ClassC) |
| 2021-05-12 | 13.225.222.83 (ClassC) |
| 2021-06-12 | 13.226.201.27 (ClassC) |
| 2021-07-30 | 54.192.131.13 (ClassC) |
| 2021-07-30 | 54.192.131.89 (ClassC) |
| 2022-05-26 | 52.85.247.2 (ClassC) |
| 2022-06-02 | 18.160.200.42 (ClassC) |
| 2022-07-12 | 13.249.120.98 (ClassC) |
| 2022-08-29 | 54.230.31.25 (ClassC) |
| 2022-09-18 | 18.244.202.94 (ClassC) |
| 2022-10-04 | 18.165.116.76 (ClassC) |
| 2025-03-31 | 76.76.21.21 (ClassC) |
| Date | Domain | IP |
| bark.birkhoff.me | 2023-08-31 | 172.66.40.182 |
| www.birkhoff.me | 2023-12-11 | 172.66.40.182 |