contrattoazienda.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:e7:a8:31:38:0a:54:24:2e:3f:42:a3:1f:74:05:c3:f5:14 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:e7:a8:31:38:0a:54:24:2e:3f:42:a3:1f:74:05:c3:f5:14
Serial Number (int): 340165650416488718983299361439046617527572
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: b1:05:49:36:c8:cb:70:5d:7d:61:e4:06:aa:80:c0:c8:19:17:cd:6d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 29:82:23:46:b7:55:21:21:ef:e3:a8:ac:0d:3d:52:ed:a8:5c:7f:b2
Fingerprint (sha256): 3f:06:75:d2:df:40:fa:91:b4:34:cb:64:99:85:52:ac:8d:d0:c0:93:dc:f1:ac:16:f2:79:6c:60:87:5f:dc:da

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 340165650416488718983299361439046617527572
 . . . . . . . . [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 2019-03-24 02:15:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-06-22 02:15:00 +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 924200528216560102855551085054262500849474932645453674942213071311428022229122248408053458698708057880515551452102601465294526511701105127287528317556234112053165076976642804163082590521627021709819955860528514710790238642819269146093993952721421566042738690462612215881751818810478716227944020341704767043812335490876057922512077489664259684288430712715544400184339150369708764796763502184306281116831461205504748915441250172910629931267450896578117009668337038175334162119738841739740676971669678557817649478846031998506329497555216364866987754075692792541496416279140191883260871442570736885164639716986149460939066346778389176078096475984639619970524948539857261155246681916668264766003140021365125390868279755941249238026673141944492727753126882359902484922296465469835660962185910556668691519833359459280883360924394274896211387039647776489965094051534511213048241633158600668285496705585111049347702599419338045735868511167954476860421723018763144548579468735531042963282243928073580508247705947777633873192214483664405528222514138991398899830304438617845149142149537454089971597561347371766913833577833784091242539624720123274515721298266675477299737656657474355032208651074843432402749819984862943214447840288750546890153837
 . . . . . . . . . . . . . . . . . . . . [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)
							b1054936c8cb705d7d61e406aa80c0c81917cd6d
 . . . . . . . . . . . . . . . . [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)
							00f1007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc5600000169adb1c12500000403004730450221008735b47f0e08b571f0f4b08c6dd0acd2d70bc3fe6e7839c7d5231146aa5dc14e0220022b97b556f442a2c3421cea1f0e739461476fb7013fc673a44a542c5dad5723007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000169adb1bf2c0000040300483046022100c0ad3a34ef3f91d6b14d579a31711e1f4af2ec5819ca11dc0414e5fe59efe34a022100a6845aa94268275d1c66dc6207c49131c003936b014bb9a5217960ba2a9ef2ef
 . . . . [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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