| Date | IP Address |
| 2024-12-26 | 154.59.124.59 (ClassC) |
| Date | Domain | IP |
| dns2.oclc.org | 2024-10-12 | 132.174.15.39 |
| image.e.oclc.org | 2024-09-16 | 23.192.230.141 |
| click.e.oclc.org | 2014-09-29 | 68.232.203.70 |
| view.e.oclc.org | 2024-12-13 | 13.111.218.172 |
| help-de.oclc.org | 2024-08-28 | 34.203.134.16 |
| developer.api.oclc.org | 2024-09-14 | 18.161.6.122 |
| help-nl.oclc.org | 2024-07-08 | 3.221.11.107 |
| kb.idm.oclc.org | 2024-11-24 | 18.193.13.23 |
| manchester.idm.oclc.org | 2024-12-26 | 154.59.124.59 |
| uts.idm.oclc.org | 2024-10-05 | 52.63.145.24 |
| help.oclc.org | 2024-07-15 | 18.161.6.85 |
| metrics.oclc.org | 2014-11-08 | 66.235.139.110 |
| help-es.oclc.org | 2024-08-13 | 44.195.65.215 |
| connect.oclc.org | 2014-10-04 | 108.168.254.38 |
| www.oclc.org | 2024-12-02 | 132.174.0.132 |
| community.oclc.org | 2024-11-24 | 3.163.24.75 |