| 2025-05-28T01:05:58.161 | 2025-05-28T00:00:00 | 2026-05-28T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA OV R36 |
| 2025-05-28T01:05:57.206 | 2025-05-28T00:00:00 | 2026-05-28T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA OV R36 |
| 2025-05-28T01:05:49.971 | 2025-05-28T00:00:00 | 2026-05-28T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA OV R36 |
| 2025-05-28T01:05:48.674 | 2025-05-28T00:00:00 | 2026-05-28T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA OV R36 |
| 2024-07-31T01:24:06.053 | 2024-07-31T00:00:00 | 2025-07-31T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2024-07-31T01:24:01.68 | 2024-07-31T00:00:00 | 2025-07-31T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2024-07-31T01:23:46.43 | 2024-07-31T00:00:00 | 2025-07-31T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2024-07-31T01:23:40.645 | 2024-07-31T00:00:00 | 2025-07-31T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2024-07-31T01:20:42.809 | 2024-07-31T00:00:00 | 2025-07-31T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2024-07-31T01:20:35.871 | 2024-07-31T00:00:00 | 2025-07-31T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2024-07-31T01:20:21.953 | 2024-07-31T00:00:00 | 2025-07-31T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2024-07-31T01:20:18.038 | 2024-07-31T00:00:00 | 2025-07-31T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2023-10-04T01:06:24.275 | 2023-10-04T00:00:00 | 2024-10-03T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2023-10-04T01:06:23.499 | 2023-10-04T00:00:00 | 2024-10-03T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2023-10-04T01:06:04.547 | 2023-10-04T00:00:00 | 2024-10-03T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2023-10-04T01:06:03.696 | 2023-10-04T00:00:00 | 2024-10-03T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2022-12-07T01:13:22.518 | 2022-12-07T00:00:00 | 2023-12-07T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2022-12-07T01:13:21.288 | 2022-12-07T00:00:00 | 2023-12-07T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2022-12-07T01:12:55.124 | 2022-12-07T00:00:00 | 2023-12-07T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2022-12-07T01:12:54.032 | 2022-12-07T00:00:00 | 2023-12-07T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2022-02-09T20:24:34.202 | 2022-02-09T00:00:00 | 2023-02-09T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2022-02-09T20:24:33.218 | 2022-02-09T00:00:00 | 2023-02-09T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2022-02-09T20:24:21.228 | 2022-02-09T00:00:00 | 2023-02-09T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2022-02-09T20:24:20.724 | 2022-02-09T00:00:00 | 2023-02-09T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2021-03-19T16:44:55.146 | 2021-03-19T00:00:00 | 2022-03-15T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2021-03-19T16:44:54.676 | 2021-03-19T00:00:00 | 2022-03-15T23:59:59 | social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2020-08-28T13:18:03.159 | 2020-08-28T00:00:00 | 2021-08-28T23:59:59 | *.social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2020-08-28T13:18:02.765 | 2020-08-28T00:00:00 | 2021-08-28T23:59:59 | *.social.proofpoint.com | *.social.proofpoint.com | C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA |
| 2018-10-14T23:44:42.112 | 2018-08-07T00:00:00 | 2020-10-24T12:00:00 | *.social.proofpoint.com | *.social.proofpoint.com | C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Thawte RSA CA 2018 |
| 2018-08-07T15:19:27.443 | 2018-08-07T00:00:00 | 2020-10-24T12:00:00 | *.social.proofpoint.com | *.social.proofpoint.com | C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Thawte RSA CA 2018 |
| 2018-01-19T16:36:14.148 | 2016-10-25T00:00:00 | 2018-10-25T23:59:59 | *.social.proofpoint.com | *.social.proofpoint.com | C=US, O="thawte, Inc.", CN=thawte SSL CA - G2 |
| 2016-10-25T14:20:01.569 | 2016-10-25T00:00:00 | 2018-10-25T23:59:59 | *.social.proofpoint.com | *.social.proofpoint.com | C=US, O="thawte, Inc.", CN=thawte SSL CA - G2 |
| 2016-10-11T22:53:01.572 | 2014-10-21T00:00:00 | 2016-10-20T23:59:59 | *.social.proofpoint.com | *.social.proofpoint.com | C=US, O="Thawte, Inc.", CN=Thawte SSL CA |
| 2016-10-02T08:41:25.023 | 2014-04-09T00:00:00 | 2015-04-09T23:59:59 | *.social.proofpoint.com | *.social.proofpoint.com | C=US, O="Thawte, Inc.", CN=Thawte SSL CA |
| 2016-09-26T01:39:08.641 | 2013-11-19T00:00:00 | 2014-11-19T23:59:59 | *.social.proofpoint.com | *.social.proofpoint.com | C=US, O="Thawte, Inc.", CN=Thawte SSL CA |