www.ftportfolios.com 域名历史
www.ftportfolios.com 的建站历史：共收录 49 条网页存档快照，最早可追溯至 2018-04-10，并持续记录 Whois、ICP 备案、DNS 解析与 SSL 证书变更。
建站快照概览
| 快照日期 | 标题 | 状态 |
|---|---|---|
| 2018-04-10 | （暂无标题） | 301 |
| 2019-03-28 | （暂无标题） | 301 |
| 2019-06-21 | （暂无标题） | 301 |
| 2019-07-14 | First Trust - www.FTPortfolios.com | 200 |
| 2019-09-24 | （暂无标题） | 301 |
| 2019-12-29 | First Trust - www.FTPortfolios.com | 200 |
| 2020-03-21 | First Trust - www.FTPortfolios.com | 200 |
| 2020-06-21 | First Trust - www.FTPortfolios.com | 200 |
| 2020-12-19 | First Trust - www.FTPortfolios.com | 200 |
| 2021-03-20 | First Trust - www.FTPortfolios.com | 200 |
| 2021-10-15 | First Trust - www.FTPortfolios.com | 200 |
| 2022-01-29 | （暂无标题） | 301 |
| 2022-04-29 | （暂无标题） | 301 |
| 2022-08-10 | （暂无标题） | 301 |
| 2022-10-21 | First Trust - www.FTPortfolios.com | 200 |
| 2023-01-28 | First Trust - www.FTPortfolios.com | 200 |
| 2023-03-19 | First Trust - www.FTPortfolios.com | 200 |
| 2023-04-22 | First Trust - www.FTPortfolios.com | 200 |
| 2023-10-25 | First Trust - www.FTPortfolios.com | 200 |
| 2024-01-31 | First Trust - www.FTPortfolios.com | 200 |
| 2024-08-20 | First Trust - www.FTPortfolios.com | 200 |
| 2024-10-23 | First Trust - www.FTPortfolios.com | 200 |
| 2025-03-20 | First Trust - www.FTPortfolios.com | 200 |
| 2025-10-14 | （暂无标题） | 301 |
| 2025-12-20 | First Trust - www.FTPortfolios.com | 200 |
SSL 证书历史
| 域名 | 签发机构 | 生效 | 到期 | 观测次数 |
|---|---|---|---|---|
| www.ftportfolios.com | Entrust OV TLS Issuing RSA CA 1 | 2025-05-09 | 2026-06-09 | 1 |
| ftportfolios.com | Sectigo RSA Domain Validation Secure Server CA | 2025-02-21 | 2025-05-22 | 1 |
| www.ftportfolios.com | Entrust Certification Authority - L1K | 2024-04-29 | 2025-05-24 | 1 |
| www.ftportfolios.com | Entrust Certification Authority - L1K | 2024-04-24 | 2025-05-24 | 1 |
| www.ftportfolios.com | Entrust Certification Authority - L1K | 2024-04-24 | 2025-05-24 | 1 |
| www.ftportfolios.com | Entrust Certification Authority - L1K | 2023-06-05 | 2024-07-05 | 1 |
| www.ftportfolios.com | Entrust Certification Authority - L1K | 2022-05-10 | 2023-06-09 | 1 |
| www.ftportfolios.com | Entrust Certification Authority - L1K | 2021-04-12 | 2022-05-11 | 1 |
| www.ftportfolios.com | Entrust Certification Authority - L1K | 2020-03-23 | 2021-04-22 | 1 |
| www.ftportfolios.com | Entrust Certification Authority - L1K | 2017-04-03 | 2020-04-03 | 1 |
| www.ftportfolios.com | Symantec Class 3 Secure Server CA - G4 | 2014-10-06 | 2017-05-29 | 1 |
| www.ftportfolios.com | Symantec Class 3 Secure Server CA - G4 | 2014-10-06 | 2017-05-30 | 1 |
| www.ftportfolios.com | VeriSign Class 3 Secure Server CA - G3 | 2011-06-02 | 2017-05-30 | 1 |
| www.ftportfolios.com | VeriSign Class 3 Secure Server CA - G3 | 2011-06-01 | 2017-05-29 | 1 |
| www.ftportfolios.com | VeriSign Class 3 Secure Server CA - G2 | 2010-06-29 | 2011-06-29 | 1 |
| www.ftportfolios.com | VeriSign Class 3 Secure Server CA - G2 | 2010-06-26 | 2011-06-27 | 1 |
| www.ftportfolios.com | VeriSign Class 3 Secure Server CA - G2 | 2009-10-01 | 2010-10-29 | 1 |
| www.ftportfolios.com | VeriSign Class 3 Secure Server CA - G2 | 2009-10-01 | 2010-11-18 | 1 |
| www.ftportfolios.com | VeriSign Class 3 Secure Server CA | 2008-08-28 | 2009-10-29 | 1 |
| www.ftportfolios.com | VeriSign Class 3 Secure Server CA | 2008-08-27 | 2009-11-18 | 1 |
| www.ftportfolios.com | VeriSign Class 3 Secure Server CA | 2007-08-23 | 2008-10-29 | 1 |
| www.ftportfolios.com | VeriSign Class 3 Secure Server CA | 2007-08-23 | 2008-11-18 | 1 |
| www.ftportfolios.com | VeriSign Class 3 Secure Server CA | 2006-09-14 | 2007-10-30 | 1 |
| www.ftportfolios.com | Sectigo Public Server Authentication CA OV R36 | 2026-05-20 | 2026-12-05 | 1 |
| www.ftportfolios.com | Sectigo Public Server Authentication CA OV R36 | 2026-05-20 | 2026-12-04 | 1 |
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