| Property | Value |
| NameServer | DBRU.BR.NS.ELS-GMS.ATT.NET |
| Created | 1998-12-17 00:00:00 |
| Changed | 2007-11-28 00:00:00 |
| Expires | 2016-12-17 00:00:00 |
| Registrar | NETWORK SOLUTIONS, L |
| Date | IP Address |
| 2025-01-10 | 23.236.62.147 (ClassC) |
| 2025-04-16 | 172.67.145.36 (ClassC) |
| 2025-05-02 | 104.21.65.107 (ClassC) |
| Date | Domain | IP |
| investor.fibrogen.com | 2023-12-02 | 104.96.163.214 |
| www.fibrogen.com | 2024-09-10 | 34.149.87.45 |