contrattiazienda.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:10:00:ea:02:f9:38:8e:70:04:87:55:8d:7d:7d:19:48:93 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=contrattiazienda.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:10:00:ea:02:f9:38:8e:70:04:87:55:8d:7d:7d:19:48:93
Serial Number (int): 266782590723790787535310894786359009560723
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: cd:5b:83:fa:2a:8c:b7:57:29:44:4b:5f:a5:42:97:db:25:b5:b3:d8
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 38:04:15:48:63:13:30:96:bb:cf:d6:6a:2a:cb:f5:78:57:26:cf:2e
Fingerprint (sha256): 0a:85:cd:05:8e:71:de:61:bb:fe:b3:33:36:0e:4b:2b:d5:1a:85:c2:08:4c:e4:2c:88:cb:2f:c6:bb:36:af:2d

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 contrattiazienda.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for contrattiazienda.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

contrattiazienda.com

Other certificates including the domain name contrattiazienda.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for contrattiazienda.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 266782590723790787535310894786359009560723
 . . . . . . . . [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 2020-01-12 10:12:22 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-11 10:12:22 +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 'contrattiazienda.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 695257239317313370850864202538443793386325626997198974086114934037039908867084414061413147462922777941699943077442495252498245575874117890024658212627976981012846925282257350864585906633859869495682457344577768073284541784356775494814824977716673926036633247834305185197430746043209689210871707588912201728316373721035863848472203350241336197696362153532650499132447850337144805091694864958641683003002113310026470692131189057303725280028790116716036135416834507498981747614923287702804360516062013498970070378318309831873714697434079952271748424548427738677547595242220732538400537294185936790612537797734900979200025562844543999835862318271729462603491803008013949554204745986027994780993136790084909835875900387339630419825450375443386550266739339836724682990145006814849185929899291221397594127270081467350821898100521806233697994682585719627583962049616651789328897008083848228912950872660755328144993449579545562847130884784751294802903717761286943227260283526172937163174382952131253343234472650705012304887650583480947615157905974409390828800859016176130074908229847698627249166618678886297181962929919836270606699991036167955147404503407971513015046521513353876847482569852790074240613882274531103746660769167112160840219181
 . . . . . . . . . . . . . . . . . . . . [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)
							cd5b83fa2a8cb75729444b5fa54297db25b5b3d8
 . . . . . . . . . . . . . . . . [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 'contrattiazienda.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f2007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016f997470090000040300483046022100e519813cbcfdeeb6b9c98484f3a8dd332e40ce8b4393b8b2ad43d2f4494675d1022100d81a53560997d010f3f1580c8175564f88803f41cba14438b297743d52888edb007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f9974700300000403004830460221008f615515188de530a1741cddee33504bc959c245e3d67267fe76f785a5704959022100c2559dddeb41a222f0eaf466e38525ce38feb1946a7ef68396e2e0da6bc3c0b1
 . . . . [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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