| Date | IP Address |
| 2022-01-17 | 13.226.31.2 (ClassC) |
| 2025-11-17 | 3.163.24.95 (ClassC) |
| Date | Domain | IP |
| novagorica.pressbooks.pub | 2024-10-26 | 18.161.6.16 |
| arizona.pressbooks.pub | 2025-03-26 | 204.246.191.123 |
| ekatra.pressbooks.pub | 2025-04-03 | 18.238.238.97 |
| minnesota.pressbooks.pub | 2025-07-20 | 204.246.191.101 |
| uta.pressbooks.pub | 2025-11-17 | 3.163.24.95 |
| caul-cbua.pressbooks.pub | 2024-03-02 | 13.35.122.12 |
| blackboard.pressbooks.pub | 2024-12-20 | 3.97.189.229 |
| boisestate.pressbooks.pub | 2025-05-28 | 108.138.94.17 |
| calstate.pressbooks.pub | 2024-12-21 | 3.165.160.14 |
| colostate.pressbooks.pub | 2025-01-17 | 204.246.191.121 |
| granite.pressbooks.pub | 2025-06-04 | 3.163.24.42 |
| uoguelph.pressbooks.pub | 2025-10-12 | 3.169.173.68 |
| cwi.pressbooks.pub | 2025-06-30 | 3.163.24.74 |
| libumn.pressbooks.pub | 2025-05-29 | 204.246.191.89 |
| openoregon.pressbooks.pub | 2025-10-16 | 3.163.24.74 |
| clemson.pressbooks.pub | 2025-07-18 | 3.163.24.82 |
| colorado.pressbooks.pub | 2025-07-24 | 3.163.24.42 |
| ecampusontario.pressbooks.pub | 2024-12-28 | 108.138.94.56 |
| ku.pressbooks.pub | 2024-01-31 | 18.161.6.116 |
| kpu.pressbooks.pub | 2025-08-18 | 3.163.24.100 |
| fhsu.pressbooks.pub | 2025-10-16 | 3.163.24.42 |
| jwu.pressbooks.pub | 2025-04-13 | 3.163.24.42 |
| www.pressbooks.pub | 2024-08-10 | 3.163.24.42 |
| berkeley.pressbooks.pub | 2024-09-03 | 3.163.24.100 |