| 2025-12-12T01:12:03.798 | 2025-12-12T00:13:33 | 2026-03-12T00:13:32 | tracking.mail.smartgroups.io | tracking.mail.smartgroups.io | C=US, O=Let's Encrypt, CN=R12 |
| 2025-12-12T01:12:03.143 | 2025-12-12T00:13:33 | 2026-03-12T00:13:32 | tracking.mail.smartgroups.io | tracking.mail.smartgroups.io | C=US, O=Let's Encrypt, CN=R12 |
| 2025-10-14T00:13:09.061 | 2025-10-13T23:14:38 | 2026-01-11T23:14:37 | tracking.mail.smartgroups.io | tracking.mail.smartgroups.io | C=US, O=Let's Encrypt, CN=R12 |
| 2025-10-14T00:13:08.694 | 2025-10-13T23:14:38 | 2026-01-11T23:14:37 | tracking.mail.smartgroups.io | tracking.mail.smartgroups.io | C=US, O=Let's Encrypt, CN=R12 |
| 2025-10-14T00:08:45.583 | 2025-10-13T23:10:14 | 2026-01-11T23:10:13 | tracking.mail.smartgroups.io | tracking.mail.smartgroups.io | C=US, O=Let's Encrypt, CN=R12 |
| 2025-10-14T00:08:44.577 | 2025-10-13T23:10:14 | 2026-01-11T23:10:13 | tracking.mail.smartgroups.io | tracking.mail.smartgroups.io | C=US, O=Let's Encrypt, CN=R12 |
| 2025-08-27T11:03:31.495 | 2025-08-27T10:04:57 | 2025-11-25T10:04:56 | tracking.mail.smartgroups.io | tracking.mail.smartgroups.io | C=US, O=Let's Encrypt, CN=R12 |
| 2025-08-27T11:03:27.309 | 2025-08-27T10:04:57 | 2025-11-25T10:04:56 | tracking.mail.smartgroups.io | tracking.mail.smartgroups.io | C=US, O=Let's Encrypt, CN=R12 |
| 2025-06-29T11:11:24.433 | 2025-06-29T10:12:53 | 2025-09-27T10:12:52 | tracking.mail.smartgroups.io | tracking.mail.smartgroups.io | C=US, O=Let's Encrypt, CN=R11 |
| 2025-06-29T11:11:23.634 | 2025-06-29T10:12:53 | 2025-09-27T10:12:52 | tracking.mail.smartgroups.io | tracking.mail.smartgroups.io | C=US, O=Let's Encrypt, CN=R11 |
| 2025-05-01T12:02:01.866 | 2025-05-01T11:03:31 | 2025-07-30T11:03:30 | tracking.mail.smartgroups.io | tracking.mail.smartgroups.io | C=US, O=Let's Encrypt, CN=R10 |
| 2025-05-01T12:02:01.264 | 2025-05-01T11:03:31 | 2025-07-30T11:03:30 | tracking.mail.smartgroups.io | tracking.mail.smartgroups.io | C=US, O=Let's Encrypt, CN=R10 |
| 2025-03-03T12:59:27.937 | 2025-03-03T12:00:57 | 2025-06-01T12:00:56 | tracking.mail.smartgroups.io | tracking.mail.smartgroups.io | C=US, O=Let's Encrypt, CN=R10 |
| 2025-03-03T12:59:27.713 | 2025-03-03T12:00:57 | 2025-06-01T12:00:56 | tracking.mail.smartgroups.io | tracking.mail.smartgroups.io | C=US, O=Let's Encrypt, CN=R10 |
| 2023-08-20T13:14:28.655 | 2023-08-20T00:00:00 | 2024-09-14T23:59:59 | *.smartgroups.io | *.smartgroups.io | C=US, O="DigiCert, Inc.", CN=RapidSSL Global TLS RSA4096 SHA256 2022 CA1 |
| 2022-08-18T09:51:07.239 | 2022-08-18T00:00:00 | 2023-09-18T23:59:59 | *.smartgroups.io | *.smartgroups.io | C=US, O="DigiCert, Inc.", CN=RapidSSL Global TLS RSA4096 SHA256 2022 CA1 |
| 2022-08-16T09:45:43.348 | 2022-08-16T00:00:00 | 2022-09-16T23:59:59 | *.smartgroups.io | *.smartgroups.io | C=US, O="DigiCert, Inc.", CN=RapidSSL Global TLS RSA4096 SHA256 2022 CA1 |
| 2021-10-22T10:53:59.951 | 2021-10-06T00:00:00 | 2022-09-15T23:59:59 | *.smartgroups.io | *.smartgroups.io | C=US, O=DigiCert Inc, CN=RapidSSL TLS DV RSA Mixed SHA256 2020 CA-1 |
| 2021-10-06T09:17:43.308 | 2021-10-06T00:00:00 | 2022-09-15T23:59:59 | *.smartgroups.io | *.smartgroups.io | C=US, O=DigiCert Inc, CN=RapidSSL TLS DV RSA Mixed SHA256 2020 CA-1 |
| 2020-09-20T00:42:22.423 | 2020-09-16T00:00:00 | 2021-10-18T00:00:00 | *.smartgroups.io | *.smartgroups.io | C=US, O=DigiCert Inc, CN=RapidSSL TLS DV RSA Mixed SHA256 2020 CA-1 |
| 2020-09-16T07:28:08.604 | 2020-09-16T00:00:00 | 2021-10-18T00:00:00 | *.smartgroups.io | *.smartgroups.io | C=US, O=DigiCert Inc, CN=RapidSSL TLS DV RSA Mixed SHA256 2020 CA-1 |
| 2018-06-16T18:08:12.029 | 2018-06-14T00:00:00 | 2020-09-16T00:00:00 | *.smartgroups.io | *.smartgroups.io | C=US, O=DigiCert Inc, OU=www.digicert.com, CN=RapidSSL TLS RSA CA G1 |
| 2018-06-14T12:47:34.045 | 2018-06-14T00:00:00 | 2020-09-16T00:00:00 | *.smartgroups.io | *.smartgroups.io | C=US, O=DigiCert Inc, OU=www.digicert.com, CN=RapidSSL TLS RSA CA G1 |
| 2018-02-13T20:05:21.549 | 2018-02-13T00:00:00 | 2020-11-08T12:00:00 | *.smartgroups.io | *.smartgroups.io | C=US, O=DigiCert Inc, OU=www.digicert.com, CN=RapidSSL TLS RSA CA G1 |
| 2017-11-12T14:29:27.233 | 2017-11-09T00:00:00 | 2020-11-08T23:59:59 | *.smartgroups.io | *.smartgroups.io | C=US, O=GeoTrust Inc., CN=RapidSSL SHA256 CA - G2 |
| 2017-11-09T08:30:10.156 | 2017-11-09T00:00:00 | 2020-11-08T23:59:59 | *.smartgroups.io | *.smartgroups.io | C=US, O=GeoTrust Inc., CN=RapidSSL SHA256 CA - G2 |