| 2025-11-18T01:13:31.565 | 2025-11-18T00:15:01 | 2026-02-16T00:15:00 | www.ito-sintaro.jp | ito-sintaro.jp | C=US, O=Let's Encrypt, CN=R13 |
| 2025-11-18T01:13:31.343 | 2025-11-18T00:15:01 | 2026-02-16T00:15:00 | www.ito-sintaro.jp | ito-sintaro.jp | C=US, O=Let's Encrypt, CN=R13 |
| 2025-09-18T23:12:02.442 | 2025-09-18T22:13:31 | 2025-12-17T22:13:30 | www.ito-sintaro.jp | ito-sintaro.jp | C=US, O=Let's Encrypt, CN=R12 |
| 2025-09-18T23:12:02.114 | 2025-09-18T22:13:31 | 2025-12-17T22:13:30 | www.ito-sintaro.jp | ito-sintaro.jp | C=US, O=Let's Encrypt, CN=R12 |
| 2025-07-21T02:48:57.081 | 2025-07-21T01:50:26 | 2025-10-19T01:50:25 | www.ito-sintaro.jp | ito-sintaro.jp | C=US, O=Let's Encrypt, CN=R11 |
| 2025-07-21T02:48:56.722 | 2025-07-21T01:50:26 | 2025-10-19T01:50:25 | www.ito-sintaro.jp | ito-sintaro.jp | C=US, O=Let's Encrypt, CN=R11 |
| 2024-07-31T23:33:54.002 | 2024-07-31T23:23:53 | 2025-08-31T14:59:59 | ito-sintaro.jp | ito-sintaro.jp | C=JP, O="Japan Registry Services Co., Ltd.", CN=JPRS Domain Validation Authority - G4 |
| 2023-08-21T07:13:31.491 | 2022-08-17T07:31:54 | 2023-08-31T14:59:59 | ito-sintaro.jp | ito-sintaro.jp | C=JP, O="Japan Registry Services Co., Ltd.", CN=JPRS Domain Validation Authority - G4 |
| 2023-08-21T07:12:00.855 | 2023-08-21T07:02:00 | 2024-08-31T14:59:59 | ito-sintaro.jp | ito-sintaro.jp | C=JP, O="Japan Registry Services Co., Ltd.", CN=JPRS Domain Validation Authority - G4 |
| 2022-08-17T07:41:55.728 | 2022-08-17T07:31:54 | 2023-08-31T14:59:59 | ito-sintaro.jp | ito-sintaro.jp | C=JP, O="Japan Registry Services Co., Ltd.", CN=JPRS Domain Validation Authority - G4 |
| 2021-08-27T08:45:21.955 | 2021-08-27T08:35:21 | 2022-08-31T14:59:59 | ito-sintaro.jp | ito-sintaro.jp | C=JP, O="Japan Registry Services Co., Ltd.", CN=JPRS Domain Validation Authority - G4 |
| 2020-08-25T05:23:19.725 | 2020-08-18T07:46:42 | 2021-08-31T14:59:59 | ito-sintaro.jp | ito-sintaro.jp | C=JP, O="Japan Registry Services Co., Ltd.", CN=JPRS Domain Validation Authority - G4 |
| 2020-08-18T07:56:42.972 | 2020-08-18T07:46:42 | 2021-08-31T14:59:59 | ito-sintaro.jp | ito-sintaro.jp | C=JP, O="Japan Registry Services Co., Ltd.", CN=JPRS Domain Validation Authority - G4 |