olzai.com

Issued by R3

About this certificate

This digital certificate with serial number 04:12:8b:c1:9e:0c:c8:60:66:5f:08:75:4d:60:ef:60:dd:80 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=olzai.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:12:8b:c1:9e:0c:c8:60:66:5f:08:75:4d:60:ef:60:dd:80
Serial Number (int): 354759994341959148326314758982116468383104
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: dc:7e:0d:78:55:3b:0f:39:10:f0:a9:d0:42:4d:68:e1:04:19:ba:0a
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 0a:c8:9f:76:5b:69:2a:b2:db:aa:04:37:7d:f1:76:7e:30:a4:0e:34
Fingerprint (sha256): 2d:77:e4:00:ca:1c:da:5f:e8:8c:fe:d6:db:67:2c:09:28:84:60:7f:d5:e2:2d:42:77:b5:e6:b6:e2:84:31:6c

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate olzai.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for olzai.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

olzai.com

Other certificates including the domain name olzai.com

(limited to 100 certificates)
olzai.com
www.olzai.com
sangiovanniteatino.org
olzai.com
olzai.com
www.olzai.com
olzai.com
www.osiosopra.com
www.olzai.com
olzai.com
www.olzai.com
olzai.com
olzai.com
olzai.com
796.me
www.olzai.com
olzai.com
www.maropati.com

Certificate

The complete raw certificate details for olzai.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 354759994341959148326314758982116468383104
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-02 18:30:55 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-01 18:30:54 +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 'olzai.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 774995550045202412524321380307699278023708412702549217814044667038389361169880824928533669621444053900089855811467087535869950137433669967167713000478067891296298183532867716886013336093235040348953109340603781467129803814351761335832164035609798697458519621338572885274066600794439447446756833004452627161475574614369267355926976025187574411871413681750745332360731618469063082795817889741489150200436983879115707552932770616078620355092859777708811351386768261326263492488593032628129959530041771258533206378909847917007166870290852133984563145785066422721173899838213633561558375656377142231415283175087441029184534434188056952214272850176053632216449476752786700017708965885846446424768416358404244658838211494284254803038987535945381285974483123814390247120504704471793758444489630191810725618791910569621706756522493677826791489203046029459933128406267096226287135661578170226477014011251681294363252929386671316665316441746828418571747160329632116339079065757186689861104221861503502438642602879045716643919160679576791294858188947306296316484438496089270403765235170446217816309981361952750768991273199050366933387992701410031632941020781315027537888647838668882062395479833000222958406594911218452462630712654564505893703499
 . . . . . . . . . . . . . . . . . . . . [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)
							dc7e0d78553b0f3910f0a9d0424d68e10419ba0a
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (13 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'olzai.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 (12 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 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [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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