contrattoazienda.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:37:01:92:8a:ae:62:83:7d:1f:da:f3:5a:b5:0a:7f:73:dc 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): 03:37:01:92:8a:ae:62:83:7d:1f:da:f3:5a:b5:0a:7f:73:dc
Serial Number (int): 280054478092058200503604782233667692884956
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 61:01:32:91:71:8f:8f:1f:89:53:f2:69:96:83:7f:d9:4d:b4:44:6e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 89:f1:46:1a:01:bc:00:5d:5d:69:17:02:4c:46:21:c8:eb:12:76:b2
Fingerprint (sha256): ac:7e:cc:70:67:52:95:d6:ce:82:ab:f5:86:78:e7:b5:58:28:da:a2:23:cd:12:85:f4:07:12:6f:80:b0:ea:08

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 280054478092058200503604782233667692884956
 . . . . . . . . [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 2019-12-30 17:27:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-29 17:27:18 +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 1004375869378584155555844932833295206257442367168342825889596540450144654204628804609030250334394779145563206109289128045112221141856406734481346419528835272686776803416835911031467879279401885932528165397713446251403336992877779287475319057002269101531787320784698977624507711472252520451800057104997778543902855661012826581100174563354366906785087678792688387187550883022730220880349055286140616072738207897758529852178117871492962531307027411614976496720360925383363039483164456822866938295673779761091205784483423655900929841816439586376146225787651062414303622302608857876144710438543082716243890187019953408555968369955011889083109723880258873601985345150524396482706834701183040125077174965428267123428983299356284660406294887383712281349346787667103198344034221216873486822925798660926136848007166391572620798080837521669464182826940092211530841916719992829179019892932222554475098014287832070781632320372221394556633082217014146745120755782274095827197740303679972421755604756156883606699644434215277209635929570006988452079941726708978277449142457730985015748440490076190870372400490068317524967770456301086803932808876633588066775513466829444749548668526251749895524332026325318685072740210215280487697213505667059545668489
 . . . . . . . . . . . . . . . . . . . . [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)
							61013291718f8f1f8953f26996837fd94db4446e
 . . . . . . . . . . . . . . . . [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)
							00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016f580ff44400000403004730450220466c2baa33340b25aba92f017df723937d9373219fde3bf7f5579e5527539129022100e084f351642b06376a0f50fe5c1067e5163c9be0d043affb8d6b701f13f8f542007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f580ff43a0000040300473045022100b069d044771fa965406844fe5fc278e938add22e807fc8acfa63a0a8de53d50502200425f7823721dcd9c5d6c6394908e665cad09dda806605a5649d86e59b9ed200
 . . . . [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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