topleftdesigns.com.au

Issued by R3

About this certificate

This digital certificate with serial number 04:42:ae:09:ff:fa:e4:b9:c4:bd:36:bd:f1:b8:bb:21:03:35 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=topleftdesigns.com.au

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:42:ae:09:ff:fa:e4:b9:c4:bd:36:bd:f1:b8:bb:21:03:35
Serial Number (int): 371139117537653504072744389037590659007285
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 8e:fb:01:5b:45:5c:f0:ff:0b:30:9f:1b:c9:64:6c:6f:00:78:ee:40
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): a7:1c:5a:aa:c3:21:14:39:dd:00:84:3c:33:40:2e:0c:52:e4:4b:b5
Fingerprint (sha256): 55:ed:bb:6a:20:b3:b4:5b:54:49:4e:48:74:1a:b9:37:3a:61:6c:2d:65:b0:87:48:45:1d:4f:60:04:87:ea:db

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

Revocation information

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

Check the revocation status for certificate topleftdesigns.com.au

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for topleftdesigns.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

topleftdesigns.com.au
www.topleftdesigns.com.au

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Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAi6NZxcx9TlWVIz+IJY8K
8e6O4w99C5SL7j+RrLpqAVsPolacQA+9qUHlwXgn0OH+LeVroGpw/fIgb14WtMWu
kOda61oNG7rs2L62S7A97sLTFXhGOkgrImhanX4UPMxUurZ6PEYIPEQKEeM0W36D
YoESkZTn8RG1ANmf0qlGLiZUh+fBnM1YYiuSS+IlFf/61joWZ5FVAsXjg22xYZDF
bv5D1vgqqO2aZA5Qmoz7GCD2uczb+GlVCCYChaGp7n+m7Lv+rSHQjU1wPT85Jch/
8c+neS2x/9SMX944lbMhW41Gaqn8Bt8+xGx1gTIDUFABX1XAvfWMsId7Q7WrcjQQ
UQIDAQAB
-----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 371139117537653504072744389037590659007285
 . . . . . . . . [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 2024-05-15 08:35:25 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-08-13 08:35:24 +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 'topleftdesigns.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 17627675610023708111153254534096853659738202147161344341487533589663467771519376629598751466626374493048739171454395300214167779602931726464322006707146611316001158293795068673185719404445973230246156604214805785084550841614242023824227523696725516295012479402094794457474874601386517569171855781798504836992769747391282888601069846540721274316115360013176274787572315769079639211069286026386772481040517323310864663386987869073661495842925445719271613762653389063224382828270638811385806576796439564467574039401770179288260099827216055004866289160383768379238180607070688156502445818668940707439643250296343361753169
 . . . . . . . . . . . . . . . . . . . . [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)
							8efb015b455cf0ff0b309f1bc9646c6f0078ee40
 . . . . . . . . . . . . . . . . [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 (52 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'topleftdesigns.com.au'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.topleftdesigns.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076003f174b4fd7224758941d651c84be0d12ed90377f1f856aebc1bf2885ecf8646e0000018f7b9b4a1d0000040300473045022100ac5f4a0295e05f4728af59b1d5efefaddc0f104cfe0d281fbeb874e871523bf202206a409bb168f0184fddb856d214a652bb473078196c6265a2691372ee9e2a756b0076001998107109f0d6522e3080d29e3f64bb836e28ccf90f528eeedfce4a3f16b4ca0000018f7b9b51ea0000040300473045022100b542100b4471771905282eb85eaddcb74e46be3fae0b3d859b6922c9a6d0a33e02205b19a90033bdbaf50518ec7a0fc2db62226dffbd1682b07cba745a654f6cfcc9
 . . . . [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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