{"domain":"datasystem.pl","port":443,"address":"91.199.95.10","resolved_addresses":["91.199.95.10"],"verified":true,"verification":"Certificate chain, hostname and dates verified using this server\u2019s CA store.","verification_error":null,"certificate":{"subject":{"CN":"*.datasystem.pl"},"issuer":{"C":"AE","O":"SSL2BUY EMEA LLC","CN":"SSL2BUY EMEA RSA Domain Validation Secure Server CA"},"serial":"FEBB814262AD5CD49AA8F5E46C9BABC4","version":3,"valid_from":"2026-05-16T00:00:00+00:00","valid_to":"2026-11-30T23:59:59+00:00","validity":"valid_period","days_remaining":48,"san":"DNS:*.datasystem.pl, 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08:38:29.329 2026 GMT\n    Extensions: none\n    Signature : ecdsa-with-SHA256\n                30:46:02:21:00:F7:7C:C9:24:BD:40:6D:B6:96:10:51:\n                64:89:33:03:EB:11:BB:15:C6:19:79:57:B7:D5:5E:BD:\n                B1:D4:39:DF:58:02:21:00:AC:BB:FE:28:8D:04:C8:AD:\n                37:FA:10:39:F2:1B:3D:AF:39:D1:95:80:09:28:32:14:\n                45:5D:A6:43:84:27:1B:CA\nSigned Certificate Timestamp:\n    Version   : v1 (0x0)\n    Log ID    : C8:A3:C4:7F:C7:B3:AD:B9:35:6B:01:3F:6A:7A:12:6D:\n                E3:3A:4E:43:A5:C6:46:F9:97:AD:39:75:99:1D:CF:9A\n    Timestamp : May 16 08:38:29.412 2026 GMT\n    Extensions: none\n    Signature : ecdsa-with-SHA256\n                30:45:02:20:52:BD:1B:32:1B:26:A9:8E:CA:C1:88:13:\n                85:5F:43:DC:EE:F2:4E:E1:37:6F:FB:82:0F:89:76:37:\n                01:4E:AD:3D:02:21:00:92:C7:95:00:C5:1B:EF:60:88:\n                BE:BB:E5:53:2B:7A:F3:8C:8C:D7:81:67:B2:DD:72:9E:\n                6A:C6:28:7D:C8:39:BD\nSigned Certificate Timestamp:\n    Version   : v1 (0x0)\n    Log ID    : 6C:FE:50:19:43:A8:5E:A9:16:BC:52:D1:33:E4:DC:C9:\n                1E:F1:41:1C:7D:25:84:20:D1:73:80:9E:18:18:EB:3A\n    Timestamp : May 16 08:38:30.151 2026 GMT\n    Extensions: 00:00:05:00:0B:C1:9A:82\n    Signature : ecdsa-with-SHA256\n                30:44:02:20:2F:7A:D3:D8:EB:6D:00:F6:13:09:E9:85:\n                E3:F6:91:96:C7:DD:FB:FF:71:FF:3F:E9:48:9C:39:D5:\n                59:D9:0A:A3:02:20:68:FE:85:14:18:A9:11:66:C0:63:\n                6F:3A:AA:E8:4F:D1:CF:6D:1C:6C:A5:9F:4B:D5:B8:36:\n                34:2C:74:C4:1C:00"},"pem":"-----BEGIN 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CERTIFICATE-----\n"},"chain":[{"subject":{"C":"AE","O":"SSL2BUY EMEA LLC","CN":"SSL2BUY EMEA RSA Domain Validation Secure Server CA"},"issuer":{"C":"GB","O":"Sectigo Limited","CN":"Sectigo Public Server Authentication Root R46"},"serial":"9BD440751E4623E9EB60FC2C6A9534C7","version":3,"valid_from":"2024-07-31T00:00:00+00:00","valid_to":"2034-07-30T23:59:59+00:00","validity":"valid_period","days_remaining":2847,"san":"","signature":"RSA-SHA384","sha256":"58:F0:F7:56:75:8E:93:FB:0B:6B:17:A3:6A:38:50:47:5D:68:BC:0D:6C:99:CB:E2:2A:1B:18:35:1C:89:FF:1F","key_type":"RSA","key_bits":3072,"curve":null,"extensions":{"authorityKeyIdentifier":"56:73:58:64:95:F9:92:1A:B0:12:2A:04:62:79:A1:40:15:88:21:49","subjectKeyIdentifier":"81:59:48:C9:BA:E5:00:6F:DF:B7:FF:50:C5:AB:EF:DD:E6:E4:AE:90","keyUsage":"Digital Signature, Certificate Sign, CRL Sign","basicConstraints":"CA:TRUE, pathlen:0","extendedKeyUsage":"TLS Web Server Authentication, TLS Web Client Authentication","certificatePolicies":"Policy: 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CERTIFICATE-----\n"},{"subject":{"C":"GB","O":"Sectigo Limited","CN":"Sectigo Public Server Authentication Root R46"},"issuer":{"C":"US","ST":"New Jersey","L":"Jersey City","O":"The USERTRUST Network","CN":"USERTrust RSA Certification Authority"},"serial":"D27FBBC1DE359E5216AD6149586099C4","version":3,"valid_from":"2021-03-22T00:00:00+00:00","valid_to":"2038-01-18T23:59:59+00:00","validity":"valid_period","days_remaining":4115,"san":"","signature":"RSA-SHA384","sha256":"92:F3:51:BF:3D:54:16:4D:FA:8D:D8:F9:E1:13:9D:31:50:34:97:86:48:5D:2B:9E:EC:D0:0E:29:71:C1:E6:C5","key_type":"RSA","key_bits":4096,"curve":null,"extensions":{"authorityKeyIdentifier":"53:79:BF:5A:AA:2B:4A:CF:54:80:E1:D8:9B:C0:9D:F2:B2:03:66:CB","subjectKeyIdentifier":"56:73:58:64:95:F9:92:1A:B0:12:2A:04:62:79:A1:40:15:88:21:49","keyUsage":"Digital Signature, Certificate Sign, CRL Sign","basicConstraints":"CA:TRUE","extendedKeyUsage":"TLS Web Server Authentication, TLS Web Client 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CERTIFICATE-----\n"}],"protocol":"TLSv1.2","cipher":"ECDHE-RSA-AES128-GCM-SHA256","cipher_bits":128,"warnings":[],"attempts":[{"address":"91.199.95.10","verified":true,"error":null}],"checked_at":"2026-10-13T18:48:32+00:00","resolver":"Public DNS resolver","scope":"One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan."}