| Property | Value |
| accounts@arbitrary.io |
| Date | IP Address |
| 2015-05-27 | 54.231.9.60 (ClassC) |
| 2015-06-18 | 54.231.12.132 (ClassC) |
| 2015-06-24 | 54.231.2.212 (ClassC) |
| 2015-06-30 | 54.231.2.68 (ClassC) |
| 2016-02-04 | 54.231.98.154 (ClassC) |
| 2026-01-12 | 13.248.169.48 (ClassC) |
| 2026-01-29 | 76.223.54.146 (ClassC) |
| Date | Domain | IP |
| base64-encode.arbitrary.io | 2025-04-24 | 76.223.54.146 |
| www.arbitrary.io | 2024-09-24 | 76.223.54.146 |