| Date | IP Address |
| 2024-10-10 | 172.64.146.254 (ClassC) |
| 2024-12-06 | 104.18.41.2 (ClassC) |
| 2024-12-23 | 208.103.161.2 (ClassC) |
| 2024-12-27 | 208.103.161.1 (ClassC) |
| Date | Domain | IP |
| stg.notion.com | 2024-06-04 | 104.18.41.2 |
| api.notion.com | 2023-08-16 | 104.18.26.119 |
| em.notion.com | 2024-08-30 | 104.17.70.206 |
| developers.notion.com | 2024-12-06 | 104.16.242.118 |
| www.notion.com | 2024-10-10 | 172.64.146.254 |