| Property | Value |
| NameServer | NS1.DNSMADEEASY.COM |
| Created | 2008-04-03 00:00:00 |
| Changed | 2014-07-02 00:00:00 |
| Expires | 2019-04-03 00:00:00 |
| Registrar | NETWORK SOLUTIONS, L |
| Date | IP Address |
| 2018-09-13 | 34.198.137.115 (ClassC) |
| 2019-03-19 | 52.7.69.129 (ClassC) |
| 2019-04-27 | 34.192.54.34 (ClassC) |
| 2019-05-21 | 3.81.182.99 (ClassC) |
| 2019-07-28 | 52.7.138.18 (ClassC) |
| 2019-08-23 | 52.0.215.230 (ClassC) |
| 2019-12-11 | 34.192.157.116 (ClassC) |
| 2020-02-08 | 34.225.120.54 (ClassC) |
| 2020-04-16 | 54.84.173.106 (ClassC) |
| 2020-07-21 | 18.233.183.8 (ClassC) |
| 2020-07-21 | 54.227.147.28 (ClassC) |
| 2020-11-01 | 107.23.119.59 (ClassC) |
| 2021-09-06 | 3.221.176.71 (ClassC) |
| 2023-10-28 | 54.145.232.231 (ClassC) |
| 2023-11-11 | 52.72.26.210 (ClassC) |
| 2023-12-20 | 54.225.202.48 (ClassC) |
| 2024-05-10 | 208.91.197.132 (ClassC) |
| 2024-05-27 | 104.21.86.177 (ClassC) |
| 2024-05-31 | 172.67.223.76 (ClassC) |
| 2024-06-24 | 35.183.85.30 (ClassC) |
| 2025-08-23 | 172.66.43.32 (ClassC) |
| 2026-01-14 | 172.66.40.224 (ClassC) |
| Date | Domain | IP |
| mail.contrafect.com | 2025-05-14 | 172.66.43.32 |
| investors.contrafect.com | 2024-03-02 | 23.213.34.142 |
| www.contrafect.com | 2025-04-28 | 172.66.40.224 |