| Property | Value |
| operations@issuu.com |
| Date | IP Address |
| 2015-06-15 | 23.235.44.64 (ClassC) |
| 2015-09-24 | 23.235.39.64 (ClassC) |
| 2017-05-30 | 52.84.56.79 (ClassC) |
| 2017-08-21 | 151.101.45.63 (ClassC) |
| 2017-09-07 | 151.101.65.63 (ClassC) |
| 2017-09-08 | 151.101.1.63 (ClassC) |
| 2017-10-05 | 151.101.46.110 (ClassC) |
| 2017-10-16 | 151.101.186.110 (ClassC) |
| 2024-04-19 | 146.75.42.110 (ClassC) |
| 2024-05-15 | 151.101.22.110 (ClassC) |
| 2025-07-26 | 146.75.41.55 (ClassC) |
| 2025-08-11 | 151.101.21.55 (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 | 2025-03-29 | 151.101.21.55 |
| photo.isu.pub | 2015-06-15 | 23.235.44.64 |
| layers.isu.pub | 2024-02-19 | 151.101.22.110 |