berkowitz.com.au

Issued by R3

About this certificate

This digital certificate with serial number 03:ed:f7:f2:fc:6c:06:d9:01:a7:da:99:a3:4d:b6:cd:fa:e5 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=berkowitz.com.au

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:ed:f7:f2:fc:6c:06:d9:01:a7:da:99:a3:4d:b6:cd:fa:e5
Serial Number (int): 342313359726067776356126829476586319641317
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 7e:4f:1b:dc:45:0e:1b:80:8a:46:56:70:90:6f:f1:04:25:78:43:41
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 86:4d:e4:42:43:36:c7:f5:f6:ac:4d:46:20:42:bb:b4:2f:1c:ae:14
Fingerprint (sha256): a4:f6:37:46:de:0b:c0:d8:8b:32:1e:b4:8c:f4:b3:8c:36:a7:69:75:c5:9e:32:b1:61:33:67:c2:b5:dd:62:60

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

Revocation information

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

Check the revocation status for certificate berkowitz.com.au

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for berkowitz.com.au

Public Key Algorithm

RSA

Key Size

2048

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

berkowitz.com.au

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Certificate

The complete raw certificate details for berkowitz.com.au in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAy5PD2FQWEvIFR4s4YQVU
iUfucpOXAO61h7blsdiYbaQzZsz8/9EgpiWb2TacH5dqwTHIowL4EEgYveY8WJlp
4Jzbx2uG6632FSIyUnAZU0k7Eyu4Z77eod+Js5ARspcH5smvWkvDNeWnMJyuqvsz
u/mG5b07T/TDW8Qd45VmxUptNe5xzYt6JGi8dTKLwgIf/tJhVlFGrytI/2MegNiH
UK08VDMVNNwgjZrKLSe4BQheKhCuCNFHPSS0jGSXihM464mYh/myIoDtiWthLxy1
s2rit78uEyjlybI7Cui9XYa5qzy+5+z1uqRxdzKgAYqJzPV37FgvHFHuqkmCtpUv
JQIDAQAB
-----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 342313359726067776356126829476586319641317
 . . . . . . . . [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 2023-09-28 02:20:13 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-27 02:20:12 +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 'berkowitz.com.au'
 . . . . . . . . [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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 25699241555044279532868424559350630737498290766954561947534642969864683600039149800043291349241447759362391507958799589776362842101802169246409429115528751681109030457553478172315084746342351858854407309559589378173997263942196502940345214023104783644841113620510597504342315297104858196280573292381573568312878780194285492200088062361676083018900516340358975566474057842896238258046124404615310742998946294050532510959379767436924531475726391944182502897804330424988075053707025190192442495164549845413143514871711629730978062260389725470322723937493740449525695104870626661696272106404983578038579673255823482892069
 . . . . . . . . . . . . . . . . . . . . [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)
							7e4f1bdc450e1b808a465670906ff10425784341
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'berkowitz.com.au'
 . . . . . . . . . . . . . . . . [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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018ad9cd21dd0000040300483046022100e7b26f4818585e668f26703c3e3cdcd50d9fd0346aced1a330f65685982543c7022100b23c574aa7854368ca55df1e7ccc48de4a8ee3b881f2f0fbceabb7ba8c5dd1a7007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e0000018ad9cd226a0000040300473045022100c306b5a68eacbe44c528238bf2f7a2a2f84444358a85c53f9c635269cfd8aa1c02200c5c9d602fd341349f74726affb4043bc0f65737eb8b7536c0905787b925c9e6
 . . . . [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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