| Property | Value |
| operations@issuu.com |
| Date | IP Address |
| 2025-06-21 | 151.101.1.55 (ClassC) |
| 2025-07-17 | 151.101.65.55 (ClassC) |
| 2025-11-02 | 151.101.193.55 (ClassC) |
| Date | Domain | IP |
| reader3.isu.pub | 2025-06-29 | 151.101.21.55 |
| static.isu.pub | 2015-06-09 | 23.235.44.64 |
| image.isu.pub | 2015-06-20 | 23.235.44.64 |
| publication.isu.pub | 2025-09-24 | 146.75.41.55 |
| photo.isu.pub | 2015-06-15 | 23.235.44.64 |
| layers.isu.pub | 2024-02-19 | 151.101.22.110 |