| Date | IP Address |
| 2022-03-31 | 3.123.191.153 (ClassC) |
| 2023-02-25 | 52.49.16.98 (ClassC) |
| 2024-11-24 | 18.198.232.121 (ClassC) |
| 2025-03-12 | 63.33.240.110 (ClassC) |
| 2025-03-23 | 3.121.171.130 (ClassC) |
| 2025-05-17 | 52.57.190.113 (ClassC) |
| 2025-07-09 | 54.72.41.104 (ClassC) |
| 2025-08-08 | 18.192.144.241 (ClassC) |
| 2025-09-01 | 54.72.197.21 (ClassC) |
| 2025-09-25 | 52.209.169.91 (ClassC) |
| 2025-12-15 | 18.158.69.104 (ClassC) |
| Date | Domain | IP |
| gpd.navigator.kluwer.nl | 2024-11-24 | 18.192.33.107 |
| resource.navigator.kluwer.nl | 2024-11-24 | 18.198.232.121 |
| mtgaeu-nl-prd-fuse.navigator.kluwer.nl | 2024-11-24 | 18.198.232.121 |
| mtgaeu-nl-stg-fuse.navigator.kluwer.nl | 2024-12-29 | 44.210.173.99 |
| staging.navigator.kluwer.nl | 2024-11-25 | 44.210.173.99 |
| resource.staging.navigator.kluwer.nl | 2024-12-29 | 44.210.173.99 |
| gpd-stg.navigator.kluwer.nl | 2024-11-25 | 44.210.173.99 |
| rsi-stg.navigator.kluwer.nl | 2024-11-25 | 44.215.241.72 |
| tds-stg.navigator.kluwer.nl | 2024-11-25 | 44.215.241.72 |
| valet-stg.navigator.kluwer.nl | 2025-08-25 | 104.18.42.63 |
| rsi.navigator.kluwer.nl | 2024-11-24 | 18.192.33.107 |
| spooler.navigator.kluwer.nl | 2024-11-24 | 18.198.232.121 |
| tds.navigator.kluwer.nl | 2024-11-24 | 18.198.232.121 |
| rss.navigator.kluwer.nl | 2024-11-24 | 18.192.33.107 |
| valet.navigator.kluwer.nl | 2025-08-10 | 172.66.131.182 |