contrattoazienda.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:67:b4:76:43:5c:3a:6a:96:c4:6f:f8:08:fe:eb:2b:44:6c 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): 03:67:b4:76:43:5c:3a:6a:96:c4:6f:f8:08:fe:eb:2b:44:6c
Serial Number (int): 296625816684636507028041492047755106534508
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: b3:2c:b3:00:fd:ea:05:27:bb:91:2e:2d:02:50:c1:94:b8:0f:34:d0
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 41:f3:3e:56:f8:9e:a1:fa:49:fa:e1:59:84:e8:11:f6:77:6c:d9:c4
Fingerprint (sha256): ac:43:af:98:87:f9:9a:e7:72:ec:3d:44:b1:14:e6:ce:60:6c:84:db:ed:9e:9c:8b:e3:1b:8a:1b:d8:30:01:03

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 296625816684636507028041492047755106534508
 . . . . . . . . [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 2019-06-26 13:54:21 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-09-24 13:54:21 +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 781824340254834717884882557698446411882800650262292845257322597970941915118976173709425095044790121751420599289621366825287547750418540304252738811992141187025540731022107068658290616222157957601806460269636156632972374276343085962885178635929908196819469777538159396420337221018292129086211509653766981994259228549031833657137987923716210918513341385253562773735900589199667019173615413719524708425349913969796670695112505188661388445341176005916079983452628676930497230875026098237893074941918547528272571401721066835709996013867195841827176524010837281819499356025785056192564263578269353079547504794374222271841169646574141590971428853938794704644929025290906876602161006063902035300053618148067902587362251243603582672952178048206230737447386116617226877374577863757374996091385117692718492508252068975512895867220817320092787060788350027380983991960720381801111517065178731006724252169245120670418187428504680404672729137632291992747033289412352633104897859172078681333483034139188310626622621514845028452214167953405168673316132381207967505468218570929005375667033219778905072422767222466115384780173952645433653185858161185737478345907736652299965201940570889296185572406264005279928324675713193279031383125069689468508729679
 . . . . . . . . . . . . . . . . . . . . [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)
							b32cb300fdea0527bb912e2d0250c194b80f34d0
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016b9447ca940000040300473045022100be0d7e8328c0b4c9490fcf1d96a3172fa97d6139901d6d042f0aa248e87aaf6f02200e2976ff7fbb0036866a2f135ce83f3412daf86bfef4e08d25dafd88ad5e0106007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016b9447ccae0000040300483046022100b1a582faa706c0db9b50add55af54e85432b12b97ee6cea879c554c1c36f3e5d022100d7a4e3be7d9ab798dcb4ed2337a45acad9e793e9dd1a9d6ac4f2eeaca6220e3b
 . . . . [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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