contraddizioni.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:c9:33:20:63:3b:92:7c:6e:1b:2c:2c:3f:37:d0:76:7e:2c was issued on by Let's Encrypt.
This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.
We have idenified some issues with this certificate:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=contraddizioni.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:c9:33:20:63:3b:92:7c:6e:1b:2c:2c:3f:37:d0:76:7e:2cSerial Number (int): 329801572340352222508066276414385410178604
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 0f:45:35:c5:c5:f1:26:b5:18:4c:b2:e3:c7:96:db:ab:6c:36:5a:bd
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): ca:dd:09:8e:b8:d0:a1:2e:c3:6d:8d:45:24:95:18:f6:a2:a1:b2:b9
Fingerprint (sha256): 73:f4:c9:bb:4a:42:e3:a0:00:9c:40:60:6e:c1:2d:63:d8:3a:89:15:ff:ed:57:e2:fe:b8:94:b9:e3:c5:87:62
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate contraddizioni.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for contraddizioni.com
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
contraddizioni.com
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Certificate
The complete raw certificate details for contraddizioni.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGXTCCBUWgAwIBAgISA8kzIGM7knxuGywsPzfQdn4sMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA4MDgwMzQwMTJaFw0x OTExMDYwMzQwMTJaMB0xGzAZBgNVBAMTEmNvbnRyYWRkaXppb25pLmNvbTCCAiIw DQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBANFmyY43rL0AUsR0D517Fgoq7nTw +kAxC0asXQpwaSZat0/Yo+MOOwObEr2sLq1gFI5j6RM3VwWrUYZivO3iZafd9d1B KOo2ZnbY7FOIzR/SQGIiYyKMrw4SI8qiSdDqGbjxO7b7NIKBXRsSZiXQn3MlryP4 ho33MhwcW6Yz64F+oOMpOItJQ22DfDEMF4PGVid4nIdBYLscqju7z0cKyUx/okM3 kF5kkBFEgR70lw/gvU9r9buhKkPHENl0jVH5/7WHw/Z7vbS42DTqzTG0WuA2Zv8H nWwsiHMqcYp62hQgUOO9RJNs40J81tqvHr2daBzFmMGgFa5jneoZOo9+CtXkj+br DPgWywCjjIYMu4WdMuk3fyR23Pw7X1lr1fgjI3sZSyeJze2tP+bcaw9pHDBpvmwC jhcKoeICnNlIeDMjwdBZ2YNjP7aw3Cu2jm3LrxGBQvNUMpgTrdTmNDRg5yriWU5g M5dk8l60WGHppE+no42EGWyMkxNC6ZS/sksG2EuQqM9dEK2wR8ohuoVxHzbpjuDh hjZX+DvE85L/jhcyPRZruOS/aSiI/FXExqjZSwdhvMIWWvoYopWuMD3krnijA+2/ h4jnA+gCHKVSIYWmpJ7Rw78R8VUfDwyCdQkejv1Nwg7uCgRJw8dHiccBwoTsr+AT KJ8U+6KjltyHabPHAgMBAAGjggJoMIICZDAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0l BBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYE FA9FNcXF8Sa1GEyy48eW26tsNlq9MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZF Ze/zqOyhMG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3Au aW50LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQu aW50LXgzLmxldHNlbmNyeXB0Lm9yZy8wHQYDVR0RBBYwFIISY29udHJhZGRpemlv bmkuY29tMEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYI KwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBQYKKwYBBAHW eQIEAgSB9gSB8wDxAHYAdH7agzGtMxCRIZzOJU9CcMK//V5CIAjGNzV55hB7zFYA AAFsb4b4pQAABAMARzBFAiAO8Dj9tavmqp1yD0db+b1JN5b02dO0YvW7YGs35VQt WgIhALfOfwqxnGB50wbj74YwgfSnaD6UscFmRhACwKKuzoGFAHcAKTxRllTIOWW6 qlD8WAfUt2+/WHopctykwwz05UVH9HgAAAFsb4b4lAAABAMASDBGAiEAhR1npBNY rvKBGUiq8lOyjz50gRcwkhfIUzq0wvmg/9sCIQDprEzFolov81FxRHaO6ICXXlzl E+OeFjzHWV9vFEaSpjANBgkqhkiG9w0BAQsFAAOCAQEAdqNKSc69dY/xpslgnORY ePRiLVWjI6vPAoX676uaSkkySkQ+3K9ttI+BAu5BzzI3wnA2ikoVSgA0a3ZAvD36 7UdP+8ZKMgIMziVeVL+euO0h2wfUOp/NQzbAe195pqNuqS/UCk1lTqyiL4mAbujD qTLKRAPo1tPjdkkYpj1goqtbF8+4UUOogd7ZrL7GRg9bclfDqu4DGbLCr/SePq/U Yh7Cl2prM4Ac2SWNIJyO8SwFYE5UjKMn59HcyPq4rJGB1WVjAb8SHCHfjKhjzI/e OjB5F9UKM9CrJjWzysHBDHGWmhqD/yx8OIyp1L61gY84tvygjcNCuv+02xXIUh6d 5g== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA0WbJjjesvQBSxHQPnXsW CirudPD6QDELRqxdCnBpJlq3T9ij4w47A5sSvawurWAUjmPpEzdXBatRhmK87eJl p9313UEo6jZmdtjsU4jNH9JAYiJjIoyvDhIjyqJJ0OoZuPE7tvs0goFdGxJmJdCf cyWvI/iGjfcyHBxbpjPrgX6g4yk4i0lDbYN8MQwXg8ZWJ3ich0FguxyqO7vPRwrJ TH+iQzeQXmSQEUSBHvSXD+C9T2v1u6EqQ8cQ2XSNUfn/tYfD9nu9tLjYNOrNMbRa 4DZm/wedbCyIcypxinraFCBQ471Ek2zjQnzW2q8evZ1oHMWYwaAVrmOd6hk6j34K 1eSP5usM+BbLAKOMhgy7hZ0y6Td/JHbc/DtfWWvV+CMjexlLJ4nN7a0/5txrD2kc MGm+bAKOFwqh4gKc2Uh4MyPB0FnZg2M/trDcK7aObcuvEYFC81QymBOt1OY0NGDn KuJZTmAzl2TyXrRYYemkT6ejjYQZbIyTE0LplL+ySwbYS5Coz10QrbBHyiG6hXEf NumO4OGGNlf4O8Tzkv+OFzI9Fmu45L9pKIj8VcTGqNlLB2G8whZa+hiila4wPeSu eKMD7b+HiOcD6AIcpVIhhaakntHDvxHxVR8PDIJ1CR6O/U3CDu4KBEnDx0eJxwHC hOyv4BMonxT7oqOW3Idps8cCAwEAAQ== -----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 329801572340352222508066276414385410178604 . . . . . . . . [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 2019-08-08 03:40:12 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-11-06 03:40:12 +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 'contraddizioni.com' . . . . . . . . [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 854283640318061399645707811831061828711929795016774005703257539883549492442918262411243992245023523795981182022993972406039721770592552778980490306587565385265241613680344307967625710078535481382064134200463778143143553967567645936435856829610829848978994516546256010064802799088959546781705481196420551775006367701416004487853172212333680142730051744468898265292946272898328190281291849743627427319755428086326672698821178970231931062106548376786212835056982687521432434400096110412559905857079031422278905272367255264791813424535004781717333677009620042848318553538702922905182267138641014251312352466507931370611117548530854150036583159317351835933853744835246944345496840433775070838220308262555460759249393765490758283844389130017358955899853355133063211815398792102950359781686654154153421965962218921866326003366281818114448250669391642566791540649166932058265956151851746810930007818362782350847280858669368843664150856146383776061949006865249040383275200149022718301472178828497597357199805913864632544567488048714415454645594991867038543162259121102896365795018798038641883804329222208012575944554656060825825824600700434745329118871534138761144939998988081096973200206471916758316548862725430647163722205671096870266057671 . . . . . . . . . . . . . . . . . . . . [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) 0f4535c5c5f126b5184cb2e3c796dbab6c365abd . . . . . . . . . . . . . . . . [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 (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'contraddizioni.com' . . . . . . . . . . . . . . . . [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) 00f1007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016c6f86f8a5000004030047304502200ef038fdb5abe6aa9d720f475bf9bd493796f4d9d3b462f5bb606b37e5542d5a022100b7ce7f0ab19c6079d306e3ef863081f4a7683e94b1c166461002c0a2aece8185007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016c6f86f8940000040300483046022100851d67a41358aef2811948aaf253b28f3e748117309217c8533ab4c2f9a0ffdb022100e9ac4cc5a25a2ff3517144768ee880975e5ce513e39e163cc7595f6f144692a6 . . . . [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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