preview.operaduomo.firenze.it
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:04:af:c5:9e:31:2c:fa:3f:05:80:b4:bd:6f:22:d0:a6:ff was issued on by Let's Encrypt.
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We have idenified some issues with this certificate:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=preview.operaduomo.firenze.it
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:04:af:c5:9e:31:2c:fa:3f:05:80:b4:bd:6f:22:d0:a6:ffSerial Number (int): 262931628253224802642186702433691781605119
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: af:0c:bc:99:8e:fe:c8:c0:ea:15:70:45:87:48:5b:78:b7:bc:54:13
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 2a:af:3e:f7:74:0d:61:19:b0:cb:19:bd:9e:69:45:4e:1f:c0:2f:ba
Fingerprint (sha256): 83:97:0c:4c:50:45:b3:d7:bf:d1:07:bb:6e:25:b6:ed:a4:b1:29:f3:a2:32:8e:ea:6d:8c:a3:2c:78:b0:32:bd
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate preview.operaduomo.firenze.it
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for preview.operaduomo.firenze.it
Public Key Algorithm
RSA
Key Size
4096
Signature Algorithm
SHA256 with RSA
Key Usage
Digital Signature
Key Encipherment
Extended Key Usages
Server Authentication
Client Authentication
Extensions
9 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
preview.operaduomo.firenze.it
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Certificate
The complete raw certificate details for preview.operaduomo.firenze.it in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGczCCBVugAwIBAgISAwSvxZ4xLPo/BYC0vW8i0Kb/MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA3MjMxMzAxMzJaFw0x OTEwMjExMzAxMzJaMCgxJjAkBgNVBAMTHXByZXZpZXcub3BlcmFkdW9tby5maXJl bnplLml0MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA1D3B8xjJW1LV SGK/JWqWb+EptIXQ9bdOoCTG+atSBaNsmUHFZIZlbUdakhG0x1oygEfG+n7cE16k Mj/cSNOA+GcoBjRYeqHhiaBinpyDm6bOY+cshpibCArqWMVt6Jw0TilmllfyanIk vYpbyTM/heA/SejUYr8hrv8oCgj5tmLaNsLc9cqnB7+iPx5sBq9HU30leXADZhyq pVLDnfgbnBb2oSJ+B2L2u/INcfOY1SgbL3kRwOnf2wJu9xAjUn1PAisPB8a08Zy2 nM8FiK9XLHw0MKMknJ8q1sc3aqFgu14iyljXl/p9OZzTrp7jAYpRZqsSkEhxYObs 3LExQ4GwKaOHVkrWHowKM9E4KVCj20yaIalEHhyJusZgJqeD8iTOzldfrIFv0w42 oX0gaAj4r3eF862k4Mgdiy4j0aMMbJIQqu+6yzcdT7bY/BSPTkvG6pZ4LbHPvIYS cHNL3z+DVym9mHEPKtKTPlPQ0+x8IlptqCAFguP60zzhRjx7RA6CXrhCjBOgVGjY 5OZKgA5y6N3vDVgbXXXn6/pn5jZEB4lhtfDdqBqzY5u+xGFdnHq2iEBdw+1/OFh2 b6WtHiOKkyr6mhzJdZnDLU/m7eJ2EY4B+vPEEaU31MJ4ymVGDJhCdZ/6i+E8nDU/ W3sajAiqlTZRFQ/KPfwf2am7ViHsR+kCAwEAAaOCAnMwggJvMA4GA1UdDwEB/wQE AwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIw ADAdBgNVHQ4EFgQUrwy8mY7+yMDqFXBFh0hbeLe8VBMwHwYDVR0jBBgwFoAUqEpq YwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJo dHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNo dHRwOi8vY2VydC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzAoBgNVHREEITAfgh1w cmV2aWV3Lm9wZXJhZHVvbW8uZmlyZW56ZS5pdDBMBgNVHSAERTBDMAgGBmeBDAEC ATA3BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNl bmNyeXB0Lm9yZzCCAQUGCisGAQQB1nkCBAIEgfYEgfMA8QB3AOJpS64m6OlACeiG G7Y7g9Q+5/50iPukjyiTAZ3d8dv+AAABbB8jJZgAAAQDAEgwRgIhALrs00HFly+N FcEnipc/z5LpFOKN32+NoOeORYmjQhw4AiEArYY0C+q+nB5gZB7TU7pY/YyYIIKJ UIMP9R+zg8ehYDQAdgBj8tvN6DvMLM8LcoQnV2szpI1hd4+9daY4scdoVEvYjQAA AWwfIyW8AAAEAwBHMEUCIQDLk/hpuvUaCdC0WsaFYlNO+CMxFnGEht2MdpXSr6cH 3gIgF5cZ4eYtSaQl+dyOEmK48gHDELxfx1jkbeErDFQmB4cwDQYJKoZIhvcNAQEL BQADggEBABhpczOpZLsIibDIlhmHhmT/zCzLE4jOnYhxXr955WbxktqSU+XcCvit AQGIXmhpRSr7lTQcalI7nl7MUL4O2lte7MSScMXV+gtgaNq22Dilx+7NMsTvZDa8 5TSnZojT4mq7xQ6uzcsCS8v5ViT7+m819u9nLF+pXD7n8ZZ/9CjBJfFRWFFMEyYo usD5UImqe6E5g50w1DECGrnMNqlO2YkEmVCqT6Yikz7MyfyV9iu7c42uK/LtyWgg EgQahC4ioeWWBUN/zuCzurK9g11psLLbzpme2dP9ZPKqsGoau3luWiC/7d3Vc1+B uqln8gCOsBfsWV1jM+OBndN8sS/zNRg= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA1D3B8xjJW1LVSGK/JWqW b+EptIXQ9bdOoCTG+atSBaNsmUHFZIZlbUdakhG0x1oygEfG+n7cE16kMj/cSNOA +GcoBjRYeqHhiaBinpyDm6bOY+cshpibCArqWMVt6Jw0TilmllfyanIkvYpbyTM/ heA/SejUYr8hrv8oCgj5tmLaNsLc9cqnB7+iPx5sBq9HU30leXADZhyqpVLDnfgb nBb2oSJ+B2L2u/INcfOY1SgbL3kRwOnf2wJu9xAjUn1PAisPB8a08Zy2nM8FiK9X LHw0MKMknJ8q1sc3aqFgu14iyljXl/p9OZzTrp7jAYpRZqsSkEhxYObs3LExQ4Gw KaOHVkrWHowKM9E4KVCj20yaIalEHhyJusZgJqeD8iTOzldfrIFv0w42oX0gaAj4 r3eF862k4Mgdiy4j0aMMbJIQqu+6yzcdT7bY/BSPTkvG6pZ4LbHPvIYScHNL3z+D Vym9mHEPKtKTPlPQ0+x8IlptqCAFguP60zzhRjx7RA6CXrhCjBOgVGjY5OZKgA5y 6N3vDVgbXXXn6/pn5jZEB4lhtfDdqBqzY5u+xGFdnHq2iEBdw+1/OFh2b6WtHiOK kyr6mhzJdZnDLU/m7eJ2EY4B+vPEEaU31MJ4ymVGDJhCdZ/6i+E8nDU/W3sajAiq lTZRFQ/KPfwf2am7ViHsR+kCAwEAAQ== -----END PUBLIC KEY-----
ASN.1 decoded
[c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2 . . . . . . . . [c:0|t:2|false] INTEGER 262931628253224802642186702433691781605119 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt Authority X3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-07-23 13:01:32 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-21 13:01:32 +0000 UTC . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'preview.operaduomo.firenze.it' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption) . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 865868718553826279577385620936326130733727215601351270541552603876242534348276442194053068927794622641950396287872145199732014266236980585998087664931730131005611521605703931707561811416583668099786324317726822309120632879564747212407017139161957713280390702051121225777163247075776076240915015931666347594845053253815366843816867514166573662418302157397497663099627305645469310160909576036885802545764337938943724754381497673440382274129392330072391618424504118494532275820177794652575987180450835178757095066718399991697084075979011164612363585372987678065252457591917677366813823484604147455097023507217696422731158078848349259415349953793704351443655423611929535777239620571636901831989184583053113467487303746021351257206735680314390403429520697130125217006727108526486598851167282494428304834596807279575215568008343881256734481066984341989008215788526244592080043185146084722004230988630130196726370800936967437500930826815700235467849406397938637578462830799200768740299314583857344462089473688625476163624927010515290024557568215924629693126385685258967125376820866707320338334229490600809796638473354813812444928438078804061483325975470776600121943270146160956620803506886763020854933836022572425892517719909309358677968873 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537 . . . . . . . . [c:2|t:3|true] ORAddress . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits) 05a0 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) af0cbc998efec8c0ea15704587485b78b7bc5413 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName a84a6a63047dddbae6d139b7a64565eff3a8eca1 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (99 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.int-x3.letsencrypt.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cert.int-x3.letsencrypt.org/' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (33 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'preview.operaduomo.firenze.it' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (69 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f1007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016c1f2325980000040300483046022100baecd341c5972f8d15c1278a973fcf92e914e28ddf6f8da0e78e4589a3421c38022100ad86340beabe9c1e60641ed353ba58fd8c9820828950830ff51fb383c7a1603400760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016c1f2325bc0000040300473045022100cb93f869baf51a09d0b45ac68562534ef8233116718486dd8c7695d2afa707de0220179719e1e62d49a425f9dc8e1262b8f201c310bc5fc758e46de12b0c54260787 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 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