preview.operaduomo.firenze.it
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:3f:7e:67:1f:f1:52:39:b0:a8:ec:37:08:41:b6:4e:0b:52 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): 03:3f:7e:67:1f:f1:52:39:b0:a8:ec:37:08:41:b6:4e:0b:52Serial Number (int): 282942665093219324018265049010259645827922
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 5f:4c:72:c8:3c:eb:24:27:58:b8:e5:3d:09:46:27:97:f6:bf:a2:9a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 27:4c:c5:5e:32:3f:54:61:a1:57:15:9e:cd:2f:67:f8:68:3b:fa:e8
Fingerprint (sha256): 3d:5b:a5:a1:61:6b:f8:1e:47:ac:5b:27:33:e6:a8:83:98:bf:7b:1a:71:77:f1:27:34:41:b1:2d:b8:c4:3f:53
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----- MIIGcTCCBVmgAwIBAgISAz9+Zx/xUjmwqOw3CEG2TgtSMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA5MjExMzAxMzJaFw0x OTEyMjAxMzAxMzJaMCgxJjAkBgNVBAMTHXByZXZpZXcub3BlcmFkdW9tby5maXJl bnplLml0MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAymoOwyEQ79uB 6jep1cZ8UBSCZ5s+fByeIHWDgrWN907hv2cOeiqgG7EIilTAiV9hyg/Nm7e7T/7v RUkOkse8Y/IgW2AEi5PkjJZiCY4sdZ0kvhyf17wxXVu8YcnJHT9m+yx8wTzkABoZ kbImeTMrlVS2mQkMnTA/ZOTtir1C5fQ42qBCFO6G8UoIKtjBwSMDB+PrgOJ//GrP tmANlIvpWvO8DZdQVXU/hmtJMGIVcqBlTvlEbeYyPajlxDR09Bu7+FfAJ926RGjx E1V96puoWnROtvyVBM9vw0olT8b/nM3LeHZ4aEpp2PcNKaSuu/HkYSb3/90Zx1uX jh9xABFnieFrb5nwlrvnjE3jhMHTo//VuPNrA14scuJmc8FHE/erEEaIHzycQAyM f1R5ZsgL/t8C+0Cq9tjfodcer0oNIt9XjVNabMhrQuub+IPhaWOyDTQlJcQEkDp1 qIwayUk0oN11i7PCx7JSt9u/yHz+4PSZxanb/NHiCfTq6pVhLxghIRwv1Ln5kIZD c0zd9Cg+z8EtuwTekdW7wrIvdpJP2yeVA4G6o7Jjlpl8o11ZcxirnT3q3viIKgMw lt1X0yG06vXoYLjE0j3+g7sDlSNK+xXiAZdGiCwoO+u0rSmzvSKcyBHPcIqq/XEL Q+HmR4Z184RbFHRKDxg7pSisG/QxsC8CAwEAAaOCAnEwggJtMA4GA1UdDwEB/wQE AwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIw ADAdBgNVHQ4EFgQUX0xyyDzrJCdYuOU9CUYnl/a/opowHwYDVR0jBBgwFoAUqEpq YwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJo dHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNo dHRwOi8vY2VydC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzAoBgNVHREEITAfgh1w cmV2aWV3Lm9wZXJhZHVvbW8uZmlyZW56ZS5pdDBMBgNVHSAERTBDMAgGBmeBDAEC ATA3BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNl bmNyeXB0Lm9yZzCCAQMGCisGAQQB1nkCBAIEgfQEgfEA7wB1AHR+2oMxrTMQkSGc ziVPQnDCv/1eQiAIxjc1eeYQe8xWAAABbVQgsxgAAAQDAEYwRAIgVHvQSYfp5xaa hRki3GrQXIq+XmCPXFVy+0rzP4qEj3ECICMqCJiMj4Rg9ZH9biysCZ4TkK6qw7Yr DrWzUCNQ5IGfAHYAKTxRllTIOWW6qlD8WAfUt2+/WHopctykwwz05UVH9HgAAAFt VCCzCQAABAMARzBFAiBCTNVDYG2u3tNCaWYamk5KTqKAftyVvROroEdPVo+DSAIh ALPRxcvRm8qhUOwNPrgDZngUTGFalinm2VbLtOlL6PuqMA0GCSqGSIb3DQEBCwUA A4IBAQBQa2x5xei0sdsU6C6NiMxgaEpV3M2MYx5SaDFMZLYHF1sQGImQiW15qXkE thKOMYBEBWO4Uz7bHkpNu6+aOdwIb0+1oTbpa6oGas7zfQ+Aws2nFDVajnRLiHbx NOYZZofXOXB3wk2RDy9nq3Ia4knWr/ZgWOeq/H/rwAz9b+47JUxhtjZusH3jtTSo 1LnHVqeHt0k4W2wUlXvH5G0Fqgoak7habohQ4bptQsWvfHPIVuzDFLIt+ROakcRf FM/vufVhdhemC0eO7zX8Fl7/VKLyT0AXwuccfcmGbuVE032aZ5VhUTQvqqSJgTm1 BZpswlpxdgExKiRVZZ4mB5LTVwXR -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAymoOwyEQ79uB6jep1cZ8 UBSCZ5s+fByeIHWDgrWN907hv2cOeiqgG7EIilTAiV9hyg/Nm7e7T/7vRUkOkse8 Y/IgW2AEi5PkjJZiCY4sdZ0kvhyf17wxXVu8YcnJHT9m+yx8wTzkABoZkbImeTMr lVS2mQkMnTA/ZOTtir1C5fQ42qBCFO6G8UoIKtjBwSMDB+PrgOJ//GrPtmANlIvp WvO8DZdQVXU/hmtJMGIVcqBlTvlEbeYyPajlxDR09Bu7+FfAJ926RGjxE1V96puo WnROtvyVBM9vw0olT8b/nM3LeHZ4aEpp2PcNKaSuu/HkYSb3/90Zx1uXjh9xABFn ieFrb5nwlrvnjE3jhMHTo//VuPNrA14scuJmc8FHE/erEEaIHzycQAyMf1R5ZsgL /t8C+0Cq9tjfodcer0oNIt9XjVNabMhrQuub+IPhaWOyDTQlJcQEkDp1qIwayUk0 oN11i7PCx7JSt9u/yHz+4PSZxanb/NHiCfTq6pVhLxghIRwv1Ln5kIZDc0zd9Cg+ z8EtuwTekdW7wrIvdpJP2yeVA4G6o7Jjlpl8o11ZcxirnT3q3viIKgMwlt1X0yG0 6vXoYLjE0j3+g7sDlSNK+xXiAZdGiCwoO+u0rSmzvSKcyBHPcIqq/XELQ+HmR4Z1 84RbFHRKDxg7pSisG/QxsC8CAwEAAQ== -----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 282942665093219324018265049010259645827922 . . . . . . . . [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 2019-09-21 13:01:32 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-20 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 825778248316703055242178129534801362382681371749580355666970601691457091648717540337242949012828003363290071542483679237727829030955499223307406864714646117229895959702610778782524906498613326249171728634081101242511899994070453040081573178652986918361144186456329887479095319912046178094843385912240402400072707225411487536654242037143860509723359784426582034013962861503578607514555104091384552981804201739191003901371308779837044680663062612301663840829169399915620840765212734503453285088558420628101031055321541171831208278969090952842495130353853962921891914267823547877804199893715746583727899878433228191838638589739071670031260621633425176039543271341289963325994340927268602969204676299751527841386460207954481445439050748442585535125551455761469771946460133885594404062101391700375133131327981795269194532925544963680434885444150972059797988335153194029169434402220003198292203081972013769803970246558304097991147838486833935140907770030307075566970088235423346243280006893337992681418243496354736731359914210580101755838263639551942315553625298593797371876989660885423320071683619452131564561810068291328194239487031748984203862965279110450036712446002248126359584364232902900598803413532049080228128660619359740125884463 . . . . . . . . . . . . . . . . . . . . [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) 5f4c72c83ceb242758b8e53d09462797f6bfa29a . . . . . . . . . . . . . . . . [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 (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef007500747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016d5420b31800000403004630440220547bd04987e9e7169a851922dc6ad05c8abe5e608f5c5572fb4af33f8a848f710220232a08988c8f8460f591fd6e2cac099e1390aeaac3b62b0eb5b3502350e4819f007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016d5420b30900000403004730450220424cd543606daeded34269661a9a4e4a4ea2807edc95bd13aba0474f568f8348022100b3d1c5cbd19bcaa150ec0d3eb8036678144c615a9629e6d956cbb4e94be8fbaa . . . . [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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