| Date | IP Address |
| 2024-11-24 | 52.202.18.242 (ClassC) |
| 2025-05-07 | 3.93.83.152 (ClassC) |
| 2025-08-05 | 3.226.162.227 (ClassC) |
| 2025-08-24 | 34.235.172.37 (ClassC) |
| 2025-09-11 | 52.20.159.184 (ClassC) |
| 2025-10-11 | 35.153.113.200 (ClassC) |
| Date | Domain | IP |
| kaui.dev1.j1simcards.com | 2024-12-26 | 54.145.135.240 |
| killbill.dev1.j1simcards.com | 2024-12-26 | 54.83.181.51 |
| app.dev1.j1simcards.com | 2024-12-26 | 18.214.58.120 |
| kaui.prod2.j1simcards.com | 2024-11-25 | 35.171.105.241 |
| killbill.prod2.j1simcards.com | 2024-11-24 | 52.202.18.242 |
| app.prod2.j1simcards.com | 2024-11-25 | 34.201.208.253 |
| www.j1simcards.com | 2025-08-05 | 166.62.107.20 |