contrattoazienda.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:06:c6:a7:d0:0e:ec:b4:26:2d:4f:fa:84:84:73:75:33:e3 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=contrattoazienda.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:06:c6:a7:d0:0e:ec:b4:26:2d:4f:fa:84:84:73:75:33:e3
Serial Number (int): 263642610473470807463699174416560491410403
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 7e:2d:8a:53:50:dd:b6:59:3b:e7:fa:44:2a:f2:9b:42:30:91:94:63
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 56:a5:48:f1:33:e8:d5:6f:e3:4a:5d:09:d7:c4:5b:82:52:57:60:55
Fingerprint (sha256): 0f:24:3b:c3:38:6d:19:54:bd:f0:fa:ca:a3:2d:0c:e7:ea:83:9f:19:16:9c:9f:16:11:d3:df:01:31:6d:1f:c9

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate contrattoazienda.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for contrattoazienda.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

contrattoazienda.com

Other certificates including the domain name contrattoazienda.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for contrattoazienda.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 263642610473470807463699174416560491410403
 . . . . . . . . [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 2019-10-29 11:08:22 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-27 11:08:22 +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 'contrattoazienda.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 853922915702496706729012996590229106886807001109322241718973744455852154780695416899220626271640779254444467952543294880321033424079590802080567123792941086714650815442764039242894018871492738786995411830421983575516353168993181884779843480106079412222725497743117248192665075109950842383379268659143180126691171782243780873574367782217288711770771256974571344932093548495441424512059375437873246400828421067513823516186494317646830127183525291479635795124741359482843293227720935181335448683251038461174129790106964272702012742206310935254391299612047906082975894228830207185215666551900510170214794499693253825549703871642943232638043656369992496983506807715012904982795003002737536432927008962897950006085855632511700942519568588666595385852896762298681916961386554106172864677549000718725349037462829548425704897946435754725530557861442205766106759774390008923933077580684039127694178670719004165968531966855914491771444086945531974033603935979212738164166816273962136606793762799239746455485388842925329808693382902502971057713181467079297776644967461369247716404806272323648018844527490805134063804199604083405413673220043988607873131878948726743393930701927072827527419964312775664755030182243569240734612282061720516037987057
 . . . . . . . . . . . . . . . . . . . . [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)
							7e2d8a5350ddb6593be7fa442af29b4230919463
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'contrattoazienda.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016e176abf720000040300473045022100d1655162f1ab9cb17cb2a39f6af26b8d5cc5484b157f162945ae1c14c70fdc3e022041fd96122675445f1b621ab54ce3e95561c6fa5a85d30a041efe8d015b54c2df00760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016e176abfbc00000403004730450220680d9286fca5b824cf8cb429f5f273faa97b8ca3ae8b4d764daf163e015f90e8022100826e98af0aff661671cdfd2953d17bf8a9e77927615d53c1cb56dee6d8444e09
 . . . . [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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