| Property | Value |
| NameServer | NS2.P09.DYNECT.NET |
| Created | 2001-07-02 00:00:00 |
| Changed | 2012-06-22 00:00:00 |
| Expires | 2019-07-02 00:00:00 |
| Registrar | GODADDY.COM, LLC |
| Date | IP Address |
| 2013-06-01 | 74.205.63.95 (ClassC) |
| 2013-09-22 | 72.52.15.17 (ClassC) |
| 2014-06-06 | 95.140.236.128 (ClassC) |
| 2018-11-05 | 192.0.79.32 (ClassC) |
| 2018-11-05 | 192.0.79.33 (ClassC) |
| 2025-10-06 | 151.101.66.132 (ClassC) |
| 2025-12-10 | 151.101.194.132 (ClassC) |
| 2025-12-18 | 151.101.2.132 (ClassC) |
| 2026-02-03 | 151.101.130.132 (ClassC) |
| Date | Domain | IP |
| cdn.99u.com | 2015-03-01 | 54.230.4.45 |
| www.99u.com | 2024-12-23 | 151.101.22.132 |