{"domain":"4b42.com","port":443,"address":"193.33.95.12","resolved_addresses":["193.33.95.12","193.33.95.13","193.33.95.14","193.33.95.11","2a09:4c0:100:c121::5e65"],"verified":true,"verification":"Certificate chain, hostname and dates verified using this server\u2019s CA store.","verification_error":null,"certificate":{"subject":{"CN":"4b42.com"},"issuer":{"C":"US","O":"Let's Encrypt","CN":"YR1"},"serial":"05A711B105E8B1F755C1EBCFE1FAE460DB51","version":3,"valid_from":"2026-10-24T10:31:13+00:00","valid_to":"2027-01-22T10:31:12+00:00","validity":"valid_period","days_remaining":77,"san":"DNS:*.4b42.at, DNS:*.4b42.biz, DNS:*.4b42.com, DNS:*.4b42.net, DNS:*.4ixp.net, DNS:*.vnc.li, DNS:4b42.at, DNS:4b42.biz, DNS:4b42.com, DNS:4b42.info, DNS:4b42.net, DNS:4ixp.net","signature":"RSA-SHA256","sha256":"E4:54:7E:9A:4B:9B:D5:C9:9C:2B:EC:80:D6:4C:13:3D:64:9E:85:EC:3A:89:DC:27:0E:76:C9:8E:65:FC:CC:95","key_type":"RSA","key_bits":2048,"curve":null,"extensions":{"keyUsage":"Digital Signature, Key Encipherment","extendedKeyUsage":"TLS Web Server Authentication","basicConstraints":"CA:FALSE","subjectKeyIdentifier":"D1:51:75:E3:F4:64:3A:8C:BB:5C:34:FB:84:4D:B1:7B:FC:BE:75:07","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:*.4b42.at, DNS:*.4b42.biz, DNS:*.4b42.com, DNS:*.4b42.net, DNS:*.4ixp.net, DNS:*.vnc.li, DNS:4b42.at, DNS:4b42.biz, DNS:4b42.com, DNS:4b42.info, DNS:4b42.net, DNS:4ixp.net","certificatePolicies":"Policy: 2.23.140.1.2.1","crlDistributionPoints":"Full Name:\n  URI:http://yr1.c.lencr.org/82.crl\n","ct_precert_scts":"Signed Certificate Timestamp:\n    Version   : v1 (0x0)\n    Log ID    : 46:A2:39:67:C6:0D:B6:46:87:C6:6F:3D:F9:99:94:76:\n                93:A6:A6:11:20:84:57:D5:55:E7:E3:D0:A1:D9:B6:46\n    Timestamp : Oct 24 11:29:43.264 2026 GMT\n    Extensions: none\n    Signature : ecdsa-with-SHA256\n                30:46:02:21:00:93:E6:CF:8C:EF:D8:0D:17:0F:13:F8:\n                96:5F:3C:CB:6A:A7:E0:F5:02:58:6F:3C:F7:A4:33:1E:\n                48:EC:20:BD:B5:02:21:00:E1:7C:06:C5:02:AE:B6:A1:\n                BC:25:78:06:F7:58:6D:DB:B6:61:05:05:F7:AB:FF:8B:\n                3B:75:76:60:DF:29:31:D1\nSigned Certificate Timestamp:\n    Version   : v1 (0x0)\n    Log ID    : 59:6E:6C:33:86:94:B2:59:72:A2:56:C8:A0:E8:DD:90:\n                4A:76:E8:08:3D:DA:87:3B:01:08:38:28:14:3C:EE:59\n    Timestamp : Oct 24 11:29:43.449 2026 GMT\n    Extensions: 00:00:05:00:13:FA:1B:0E\n    Signature : ecdsa-with-SHA256\n                30:44:02:20:26:04:4F:7D:EB:19:3A:19:7A:62:6E:B4:\n                83:63:5E:99:5D:8E:51:8C:5A:ED:2A:32:5E:31:1B:40:\n                C7:99:B1:40:02:20:4B:58:A9:62:E2:D0:43:6C:DC:81:\n                17:09:6F:D4:3A:8E:A9:11:50:98:4B:A1:3C:E3:85:75:\n                A3:DB:53:A1:1D:63"},"pem":"-----BEGIN CERTIFICATE-----\nMIIFZDCCBEygAwIBAgISBacRsQXosfdVwevP4frkYNtRMA0GCSqGSIb3DQEBCwUA\nMDMxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQwwCgYDVQQD\nEwNZUjEwHhcNMjYxMDI0MTAzMTEzWhcNMjcwMTIyMTAzMTEyWjATMREwDwYDVQQD\nEwg0YjQyLmNvbTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBANk248/q\n2QT3nsU/yvvdAJ0/08oeAWxvXOH51gIUFKmZQTllPTdTlOB4s1mwU9aw/X0bFaoI\ne91Y2rhQMCo2W50TNvFHw4S3pyAbgI0s3Zbn417C6+58E/vuwAbUokWP0NjADLA7\n9xud18CAxs0Qb5l1+HFKraASMETTqUAbcfh/Odi85/YK0Qhwi+Uq2TtibkvUL6DO\nGdOVAnzZiedzcg/SGm9wQDLo/4+No2YFyOqAL+WSAXpshosJV07Wm8AcB41QuCQd\n6cBp3jzjtQVV5WJHnxrhaHTTUqO2HHzpcvEH5sDGQO6wFXWzW8BUC1fdEyLmNio/\nrB9c4Snpk7yji38CAwEAAaOCApAwggKMMA4GA1UdDwEB/wQEAwIFoDATBgNVHSUE\nDDAKBggrBgEFBQcDATAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBTRUXXj9GQ6jLtc\nNPuETbF7/L51BzAfBgNVHSMEGDAWgBQfLzW+RhSCzUCxrnksVXj699Ro+zAzBggr\nBgEFBQcBAQQnMCUwIwYIKwYBBQUHMAKGF2h0dHA6Ly95cjEuaS5sZW5jci5vcmcv\nMIGMBgNVHREEgYQwgYGCCSouNGI0Mi5hdIIKKi40YjQyLmJpeoIKKi40YjQyLmNv\nbYIKKi40YjQyLm5ldIIKKi40aXhwLm5ldIIIKi52bmMubGmCBzRiNDIuYXSCCDRi\nNDIuYml6ggg0YjQyLmNvbYIJNGI0Mi5pbmZvggg0YjQyLm5ldIIINGl4cC5uZXQw\nEwYDVR0gBAwwCjAIBgZngQwBAgEwLgYDVR0fBCcwJTAjoCGgH4YdaHR0cDovL3ly\nMS5jLmxlbmNyLm9yZy84Mi5jcmwwggEMBgorBgEEAdZ5AgQCBIH9BIH6APgAdwBG\nojlnxg22RofGbz35mZR2k6amESCEV9VV5+PQodm2RgAAAaFtrH1gAAAEAwBIMEYC\nIQCT5s+M79gNFw8T+JZfPMtqp+D1AlhvPPekMx5I7CC9tQIhAOF8BsUCrrahvCV4\nBvdYbdu2YQUF96v/izt1dmDfKTHRAH0AWW5sM4aUsllyolbIoOjdkEp26Ag92oc7\nAQg4KBQ87lkAAAGhbax+GQAIAAAFABP6Gw4EAwBGMEQCICYET33rGToZemJutINj\nXpldjlGMWu0qMl4xG0DHmbFAAiBLWKli4tBDbNyBFwlv1DqOqRFQmEuhPOOFdaPb\nU6EdYzANBgkqhkiG9w0BAQsFAAOCAQEAAYtZeXXDE/6B7SlghTwMpV2s9dru0TKq\nTizVdl/GplumZLQmOSVDFra5f53PD+o3VLxTN7zG65SswfkalTExhsLN0sRngG80\nfX/qnw681bDaRv1XvUEzO7twhOT9d/rWe0Ka0hamW0IbjlQgm8tqi0U+MNy87Ex7\nES0vfXlYoQJTE00Sxeu3U71DNZ4jGiAanDmel5n/yIIhNjFh0Q4zR/XNqR1tRXf7\nGamjp1Xy5ByOrdo+i2U6Zmq7HjwZjn7AgDB26kRn+MF2DAi6cAr0gTML8UYaRiqz\nj8Ir21EloKyQuckwtE7qjhKjz+dWnCu+UJF34wUS7Y7nSLm+amxp8A==\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":667,"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":2128,"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-----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\nyDFx8r7i9vIJU5HS3moZLkYWAOilMaV9N56A9Bgb6dNcHkvg3NoaYA==\n-----END CERTIFICATE-----\n"}],"protocol":"TLSv1.3","cipher":"TLS_AES_128_GCM_SHA256","cipher_bits":128,"warnings":[],"attempts":[{"address":"193.33.95.12","verified":true,"error":null}],"checked_at":"2026-11-05T10:55:09+00:00","resolver":"Public DNS resolver","scope":"One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan."}