{
    "nm2020.nbu.ac.jp": {
        "serial": "061088D1C44E56145BA69E3E56CCA1322CED",
        "OCSP_serial": null,
        "OCSP_cert_status": null,
        "OCSP_this_update": null,
        "OCSP_next_update": null,
        "domainName": "nm2020.nbu.ac.jp",
        "port": 443,
        "subjectAltName": "DNS:nm2020.nbu.ac.jp",
        "is_valid": true,
        "CA": "Let's Encrypt",
        "updated_at": "2026/08/10 23:01:37",
        "expires_at": "2026/11/08 23:01:36",
        "today": "2026/09/28 10:33:51",
        "UTC": {
            "updated_at": "2026-08-10T14:01:37Z",
            "expires_at": "2026-11-08T14:01:36Z",
            "today": "2026-09-28T01:33:51Z"
        },
        "remaining_days": 41
    }
}