berkowitz.com.au

Issued by R3

About this certificate

This digital certificate with serial number 04:b4:55:60:46:e7:f4:6f:d4:93:ea:df:b7:24:1e:23:0f:1d 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): 04:b4:55:60:46:e7:f4:6f:d4:93:ea:df:b7:24:1e:23:0f:1d
Serial Number (int): 409813454051096074535996857151134365847325
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 5f:2b:21:85:2d:25:9a:68:a1:6c:43:12:41:60:38:00:1b:36:75:28
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 1e:bc:44:39:04:a4:3f:94:d6:50:4f:34:0e:df:3c:ea:21:a2:f8:27
Fingerprint (sha256): 73:58:9d:00:46:f4:ee:7b:7e:40:bd:ba:36:82:da:1c:88:70:d2:67:86:c7:81:eb:88:4e:68:e9:9c:60:5e:98

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAynwZkM1maUlqjt9/S+K/
Hb2xeGWGTYGXxQ+1Qy7mzdfZ9WuQUFm/UZLaLXt9pSrXEqo1iEBiYNNt6rugUe9g
NQOssKSPhAa6s/EX9adj8vy+Ooh6j4ESdFmWp/yVHZ8WRO4z+zk/tAne6Z2brYIg
mtAnVyT7F7+m6EWJFIP2xuKaBsPkOdW1ssBvjQnrmddGpGwYueoaAO3rICeM/Aqa
nSMQrcK1YaxD0DZa5NyYLUePTgTB83g7K8WSpf/92RDTKPRTSrXFVPLF91rqzQjh
HUE1j3sy/LRaqWD9YNjeA+3iXP/r/XzQfTppV8I+FVothVd5bKn5AiZda5mieb2S
FwIDAQAB
-----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 409813454051096074535996857151134365847325
 . . . . . . . . [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 2024-03-28 02:20:14 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-26 02:20:13 +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 25561333527752664236164784239492533318316012554708775371177481707302932995845480069005870513271637784466347457226129447733028835944570219569407521255906713522382257361188633405853485309402688948147329299731397664299504408135724805973093661343260012613486007176688153850781506049865294148021151219149976496288742467395952490976859550224489069568257245036955824472643950260157069124596393262586917565783660057423884558802031719088811149941255587297065950552828708667340967901258284263732171821954833756731148260550675706046252970416819019991799198476497865204355630963101496608934797194803192137402918502196080753349143
 . . . . . . . . . . . . . . . . . . . . [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)
							5f2b21852d259a68a16c4312416038001b367528
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018e83128ce5000004030046304402203f74a6d5cc7667020ea51030713e9f4988262725b4b39e645d51652b95e98a37022034a0f124577d96134b151fadd39e468e05e1903c101acebc0b54717eb80f1001007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018e83128cea00000403004730450221009b08aaf3573bef61e58c669e6abc3d139e4b3583983c1e081fbc145bddfa12bb02205849c77f47db879a87ca5bbe278d0a6c89438c0b6bd5c1e19e3e12cb4164db04
 . . . . [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)
		005febe7d6cec0f2023c784986f5164e0a7a24ad9619258388ff47c028581b48d5014294c2937d85c2248bcb500cd3188638eebebb499ddb518d1c0132dd347add53c7c522f63dbf23c905361e5eea8e433626622c71cce2dda5df7297d57609523acae96cf193e23788b42fb98f5172c4e505199ad95780e80b6f46c8a306fd35a9476a7025743856fe8cb8de73b54ffd2a537d52d1803fb9ca5021f7cac8341ff32023c280aa5a4055a461e3d0e979aaabe7408a99a22afcc867b5ba5891bd6557a1c20ace1b5f0af8395d7374e31ef9d0ffe8318c1cf67fac45a99e2cc997ee1c15cfba44c26b84779e992b21c4cf5c441efdad733964c4dcfaaa1dc0c749e0