{"domain":"net2b.pl","port":443,"address":"89.191.153.16","resolved_addresses":["89.191.153.16"],"verified":true,"verification":"Certificate chain, hostname and dates verified using this server\u2019s CA store.","verification_error":null,"certificate":{"subject":{"CN":"net2b.pl"},"issuer":{"C":"US","O":"Let's Encrypt","CN":"YR1"},"serial":"0629816B50388A825F1BA166ECF55CDA4D2D","version":3,"valid_from":"2026-09-22T02:49:47+00:00","valid_to":"2026-12-21T02:49:46+00:00","validity":"valid_period","days_remaining":44,"san":"DNS:net2b.pl, DNS:www.net2b.pl","signature":"RSA-SHA256","sha256":"81:0A:31:86:C7:00:78:D8:CF:FA:8F:D6:86:7D:7E:D3:39:7C:FF:99:7C:0C:BD:C7:86:B5:05:C2:08:88:86:34","key_type":"RSA","key_bits":4096,"curve":null,"extensions":{"keyUsage":"Digital Signature, Key Encipherment","extendedKeyUsage":"TLS Web Server Authentication","basicConstraints":"CA:FALSE","subjectKeyIdentifier":"4F:D2:5E:9B:44:DC:A3:04:46:9C:5B:C8:A7:14:A8:BB:E3:D4:76:9D","authorityKeyIdentifier":"1F:2F:35:BE:46:14:82:CD:40:B1:AE:79:2C:55:78:FA:F7:D4:68:FB","authorityInfoAccess":"CA Issuers - URI:http://yr1.i.lencr.org/","subjectAltName":"DNS:net2b.pl, DNS:www.net2b.pl","certificatePolicies":"Policy: 2.23.140.1.2.1","crlDistributionPoints":"Full Name:\n  URI:http://yr1.c.lencr.org/46.crl\n","ct_precert_scts":"Signed Certificate Timestamp:\n    Version   : v1 (0x0)\n    Log ID    : 1A:8B:9D:6B:0F:FE:BF:81:B4:79:39:C6:D2:31:0A:86:\n                D6:D1:02:D4:F0:46:E2:18:2C:9D:E3:5F:5E:26:25:EF\n    Timestamp : Sep 22 03:48:18.364 2026 GMT\n    Extensions: 00:00:05:00:43:CB:70:90\n    Signature : ecdsa-with-SHA256\n                30:44:02:20:2F:67:D7:21:93:10:F4:D5:74:9E:2B:83:\n                E9:FA:34:CB:42:2E:D2:38:73:EE:25:1D:2E:3B:57:9B:\n                E5:F4:D6:52:02:20:4F:6F:A3:A9:BE:16:55:61:3C:B2:\n                7A:74:4D:73:DE:E6:31:31:C6:3D:0D:48:5B:F7:89:D2:\n                F2:1E:EB:ED:E0:40\nSigned Certificate Timestamp:\n    Version   : v1 (0x0)\n    Log ID    : C2:31:7E:57:45:19:A3:45:EE:7F:38:DE:B2:90:41:EB:\n                C7:C2:21:5A:22:BF:7F:D5:B5:AD:76:9A:D9:0E:52:CD\n    Timestamp : Sep 22 03:48:19.752 2026 GMT\n    Extensions: none\n    Signature : ecdsa-with-SHA256\n                30:46:02:21:00:BD:C8:15:AA:C8:3B:57:2F:2C:C0:06:\n                56:65:40:6A:24:AB:E8:48:C9:5A:6C:5B:0E:29:9B:4E:\n                F1:1F:C5:67:9B:02:21:00:FE:5F:DA:D7:8B:E8:6B:B6:\n                08:CE:2A:5C:6E:B2:90:28:86:94:B8:A2:4B:BE:AF:3D:\n                7F:1D:4F:23:44:83:90:11"},"pem":"-----BEGIN CERTIFICATE-----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\n6wpOIcXZfsFxwlpmRksAebwi4MVaFs8ylhmKTMSd7ApLMlF3ZIzYcd2Prio=\n-----END CERTIFICATE-----\n"},"chain":[{"subject":{"C":"US","O":"Let's Encrypt","CN":"YR1"},"issuer":{"C":"US","O":"ISRG","CN":"Root YR"},"serial":"A20253F15F2691C05DC1CE13B9BCCA4E","version":3,"valid_from":"2025-09-03T00:00:00+00:00","valid_to":"2028-09-02T23:59:59+00:00","validity":"valid_period","days_remaining":666,"san":"","signature":"RSA-SHA256","sha256":"13:94:96:34:D9:9C:D6:FD:6A:A8:0B:C0:34:FE:FA:CC:EB:19:69:FE:EF:98:65:86:71:3E:CD:BB:05:75:8D:3F","key_type":"RSA","key_bits":2048,"curve":null,"extensions":{"keyUsage":"Digital Signature, Certificate Sign, CRL Sign","extendedKeyUsage":"TLS Web Server Authentication","basicConstraints":"CA:TRUE, pathlen:0","subjectKeyIdentifier":"1F:2F:35:BE:46:14:82:CD:40:B1:AE:79:2C:55:78:FA:F7:D4:68:FB","authorityKeyIdentifier":"DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94","authorityInfoAccess":"CA Issuers - URI:http://yr.i.lencr.org/","certificatePolicies":"Policy: 2.23.140.1.2.1","crlDistributionPoints":"Full Name:\n  URI:http://yr.c.lencr.org/\n"},"pem":"-----BEGIN CERTIFICATE-----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\n-----END CERTIFICATE-----\n"},{"subject":{"C":"US","O":"ISRG","CN":"Root YR"},"issuer":{"C":"US","O":"Internet Security Research Group","CN":"ISRG Root X1"},"serial":"F24B6D17F9D9AD7CB1C9FEA78782699F","version":3,"valid_from":"2026-05-13T00:00:00+00:00","valid_to":"2032-09-02T23:59:59+00:00","validity":"valid_period","days_remaining":2127,"san":"","signature":"RSA-SHA256","sha256":"07:26:39:D0:B1:40:D5:BF:FA:E1:6A:D9:C3:F6:CC:60:86:04:06:21:F5:1E:E6:1A:6D:46:A8:91:5C:07:CF:76","key_type":"RSA","key_bits":4096,"curve":null,"extensions":{"keyUsage":"Certificate Sign, CRL Sign","extendedKeyUsage":"TLS Web Server Authentication","basicConstraints":"CA:TRUE","subjectKeyIdentifier":"DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94","authorityKeyIdentifier":"79:B4:59:E6:7B:B6:E5:E4:01:73:80:08:88:C8:1A:58:F6:E9:9B:6E","authorityInfoAccess":"CA Issuers - URI:http://x1.i.lencr.org/","certificatePolicies":"Policy: 2.23.140.1.2.1","crlDistributionPoints":"Full Name:\n  URI:http://x1.c.lencr.org/\n"},"pem":"-----BEGIN CERTIFICATE-----\nMIIF9DCCA9ygAwIBAgIRAPJLbRf52a18scn+p4eCaZ8wDQYJKoZIhvcNAQELBQAw\nTzELMAkGA1UEBhMCVVMxKTAnBgNVBAoTIEludGVybmV0IFNlY3VyaXR5IFJlc2Vh\ncmNoIEdyb3VwMRUwEwYDVQQDEwxJU1JHIFJvb3QgWDEwHhcNMjYwNTEzMDAwMDAw\nWhcNMzIwOTAyMjM1OTU5WjAuMQswCQYDVQQGEwJVUzENMAsGA1UEChMESVNSRzEQ\nMA4GA1UEAxMHUm9vdCBZUjCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIB\nANvGJnN78CTJdWL3+eGfsLN5TrNBJs+VH9hRXqRbwxu9sGNiB0BD1fcOxbSUQCJI\nM1xE13Db+5Cw1w0s0EBYsvuIP/6joF0w8cuImbgR1OGgYbSQ4OpzI+DG8SGuTlcE\n873OCS+kh3srlo6vl43M5OJg4Aeo1sfHp6kTJDoIiFBNJAY+OKfX/FUvYKuhjT+n\no49lmqmupSBI5PkBQiqrEGtWU5uxU/cQWHGu8jSjFBznZqvbNPLMXMLFxCb3WTfr\nJBXXjqvWG+v4bjzxjjeAtOlU7qarRDvNOyAuQYLln904M+faKx8hnLCpJ15ZqaEg\ncNlY+9MMWcC5yvL2A2j3l9+2buggZX+dOE91zYmIdawTvSZuVvlbRrAlLxIB6pwM\nBjneXCjYQ8+3BCCjssbSNpZU3hTcBDdhfAlEDlYr6pEatnMdmDT5BqnKC92bd0Eh\nM1fbLHioLccLCuievT8ZkPhZrq7Mii7gNXAcUEAR8+lzYal+9zTg7C5DALyVOeG/\nCqfRAMn1KSHCR0NSA6P8tn/mGRlnCct5rtVCLnVySVpU6H1qGg3DgTOuskf8eahT\nMiYbI5ezPJmO5ertalskQ1utp74+eDy92PI4ftHKTbq9IWhH4YZKh3WnJEIt+oQv\nlYZbY8tpEroKrFB6PFGzrJIDRyts4HqvuH52RFj2zv/BAgMBAAGjgeswgegwDgYD\nVR0PAQH/BAQDAgEGMBMGA1UdJQQMMAoGCCsGAQUFBwMBMA8GA1UdEwEB/wQFMAMB\nAf8wHQYDVR0OBBYEFN7nW2DQIm1AKH0/DQH+pLVStFGUMB8GA1UdIwQYMBaAFHm0\nWeZ7tuXkAXOACIjIGlj26ZtuMDIGCCsGAQUFBwEBBCYwJDAiBggrBgEFBQcwAoYW\naHR0cDovL3gxLmkubGVuY3Iub3JnLzATBgNVHSAEDDAKMAgGBmeBDAECATAnBgNV\nHR8EIDAeMBygGqAYhhZodHRwOi8veDEuYy5sZW5jci5vcmcvMA0GCSqGSIb3DQEB\nCwUAA4ICAQA8spSI95KKfn2W6GMmDpHBJSPaLbsS3W93cijJCRCYAc1fsJgL1FIL\n7C0C9ecPOdcwB2fi0Dk2p94j9iTJCxmt5CFSKLRWwnXT2MMSXexVxqoVB79BdWPx\nVXETkVme/qYSAuKVHh5Ps+5BixgmwS1JkjSAc+MfrUbNssVEEnH0aEiAh+rotXAV\nJSP/Ye7LJPEwD9DWG72vVWbhAcuOf5OLjz57Ctk7MgQHynZ7+PlHJtajroCaIbtC\nr6tcZZaAwUQm+jQyeWdV+2hv9deOYFmKeQyjjcSrN5Nadrw+L9DZJLbA1HqeNvLh\nBgqpP0fvJq2N6EtD574N6eMI7uMsJTnji2UDz9el5XLSv9fqJMuDQtYVb2oTNoKp\noUqhxPVC0aq4eG5MESaIdn8b5ZGSSeAJLMHXljEdlNza+ncfkviXk1POLnnFdvx8\n/gk6M374WbLWFXw8N141B/Rl/tINGfl1TxOIiqtiMYkL02RSGb1kq34BL9NPP27z\nRGMuHGnzS3hFIrRTfKxrzUZ9RzQWzEG3K6fJ3r2nqSltkeytis9DIBoFY9VmVyjL\nM71DMi+y1+TRSJVClEMwvA4yL++7q9XZx5r5wBRWB4kQTKH5qyoZnDw7iiuh1lID\nyDFx8r7i9vIJU5HS3moZLkYWAOilMaV9N56A9Bgb6dNcHkvg3NoaYA==\n-----END CERTIFICATE-----\n"}],"protocol":"TLSv1.3","cipher":"TLS_AES_256_GCM_SHA384","cipher_bits":256,"warnings":[],"attempts":[{"address":"89.191.153.16","verified":true,"error":null}],"checked_at":"2026-11-06T23:48:16+00:00","resolver":"Public DNS resolver","scope":"One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan."}