contrattoazienda.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:32:bc:fc:51:f0:8c:d9:ef:06:66:93:b1:1b:ad:f5:ee:03 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): 04:32:bc:fc:51:f0:8c:d9:ef:06:66:93:b1:1b:ad:f5:ee:03
Serial Number (int): 365714467057037352986582885156890359492099
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 5e:fd:0d:dc:64:a4:d2:aa:cd:b2:0c:cf:64:9a:83:c1:ef:b8:a8:9e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 2d:f4:5e:3e:a1:f8:69:b3:55:35:7f:4e:b7:ce:89:6d:0b:33:5f:c5
Fingerprint (sha256): b4:f5:d8:53:78:e1:ab:93:cf:f9:33:8c:1b:fa:a2:23:f3:98:3f:5d:f4:ae:66:0f:b1:7c:dd:52:91:a5:83:19

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 365714467057037352986582885156890359492099
 . . . . . . . . [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 2020-03-06 10:43:38 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-04 10:43:38 +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 734992169742360798268349120417971805151046376795153970127517557395586860083409214499583984511909432751421306831533890736543099183149969856377570042982557537166086700928266142093509776086603862602280649869099803640028262589002505632912999475433696017847843843252277942742625148264584463847199460864164126861149652664149124730608082886719768839650658490337651066111921285023977332371550046510149964834718145555096340854627362552911114492630169820328052035539324735348369510436245266048438377896446566676903981305981508673993155725847230246529287066635492641590590611873313690685861044968291393657983720197238356260145349269944901657886661113581759969378430801836537810369938128123869268158135461903359500897920610363072211665869681058771217198110469134663355585444102646417513942047027096969227731706560308317458169751217239404729549914621810587889399743042701104562770113807549548399566359918984830806077098679399981045779818422965361047919016333272894934053414900515216090136633314195848576824708640841161328794383458730947918636213832592656429572668172729294435058605464136615772912957436611237170676534481136394816646242573456681099550315339135986054304315669794530746797522302657570898865084492245286301876734571074537403217060853
 . . . . . . . . . . . . . . . . . . . . [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)
							5efd0ddc64a4d2aacdb20ccf649a83c1efb8a89e
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170afa8771d0000040300473045022100d577bca1d4a488e59e5ff593d3dfb48121a1fb0e722ba7b006abcf161366ed39022010e32854bbf5c89e9b874e87dc26faa881f179b63200efd5ff784721ff3799de0075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d91300000170afa8774a000004030046304402203bcea4f5065d98e715e64adc313def049386f4ddff162a7fea9a9e4fb95ad599022068c43d592dda5b4b6b380ec7c8004d419e7513ecd7f26517068fb76abf91adc9
 . . . . [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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