b2bexpo.com.au

Issued by R10

About this certificate

This digital certificate with serial number 03:89:0f:ab:77:d6:7b:d9:c3:c5:a9:64:c9:67:81:b8:df:f4 was issued on by Let's Encrypt.

With 4 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=b2bexpo.com.au

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:89:0f:ab:77:d6:7b:d9:c3:c5:a9:64:c9:67:81:b8:df:f4
Serial Number (int): 307976370796748792158191964903690175307764
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 57:43:93:39:d1:71:4b:e1:01:18:62:54:a5:2a:3c:fc:f7:89:ae:ef
AuthorityKeyId: bb:bc:c3:47:a5:e4:bc:a9:c6:c3:a4:72:0c:10:8d:a2:35:e1:c8:e8

Fingerprint (sha1): 42:b4:92:0e:9d:f5:f3:16:8f:af:1f:4f:e2:b0:e6:6f:32:4c:38:85
Fingerprint (sha256): a2:fb:51:08:99:f0:87:45:1d:07:1a:ae:26:1f:5e:9e:44:8b:b4:ab:69:66:64:f5:d4:aa:62:33:0a:95:0b:7f

Issuing Certificate URL: http://r10.i.lencr.org/

Revocation information

OCSP Server: http://r10.o.lencr.org

Check the revocation status for certificate b2bexpo.com.au

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for b2bexpo.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

*.abf.events
*.b2bexpo.com.au
b2bexpo.com.au
www.b2bexpo.abf.events

Other certificates including the domain name b2bexpo.com.au

(limited to 100 certificates)
b2bexpo.com.au
b2bexpo.com.au
b2bexpo.com.au
b2bexpo.com.au
b2bexpo.com.au
*.b2bexpo.com.au
b2bexpo.com.au
b2bexpo.com.au
sbcmedia.com.au
b2bexpo.com.au
b2bexpo.com.au
sbcsummitexpo.com.au
b2bexpo.com.au
b2bexpo.com.au
*.b2bexpo.com.au
b2bexpo.com.au
b2bexpo.com.au
b2bexpo.com.au
b2bexpo.com.au
b2bexpo.com.au
sbcsummit.b2bexpo.com.au
b2bexpo.com.au
b2bexpo.com.au
b2bexpo.com.au

Certificate

The complete raw certificate details for b2bexpo.com.au in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvCBdnl8pFIRlLpPTihDD
X85fwWbM/xadh3yy806EKHnodaSR8+SIKLLhY+0+SCanA812QB6w341wCDuQ/vp5
j5inOEqHybqEKSQGMCAE42zEPWrblDdFlYUwdmK/AA96J3zConIUQani1gMrfUjS
QkYiHVHxw1byOKqGh3d/o+HMgi1xdxrcUsXOHAlkHNJziuLOCx6K7zxzPym+N9K1
HDwa4GDoMlARWrHjGeOoeVS8iKugBq2Wg8fiAbWy0g1vWm4LN39vUcYQzzyDKLSb
1z9F7LDEpnDTi9Pftfi+kce20NeylldD7fHn/YGSp1L9SOYTVibRpaQArZ8V4ACm
PQIDAQAB
-----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 307976370796748792158191964903690175307764
 . . . . . . . . [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 'R10'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-07 02:27:53 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-09-05 02:27:52 +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 'b2bexpo.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 23748761454051300852547794807344703128747479015073244718712830418859596725707736139665483528683763914638175859219596214957663278625271221356202739735254927798907244497917747207936417982899736228779345887336116477806514490088435274003721604133593570523404776210489762253616649138840294928537643623876777541718373730921352001371586369869164217496846668434372514579631823003236869079476645065141637732700732004926687539449259778735450714360177440110339196141059641917953580108020818130992052350877445037891721821976001703758944915888695550105167568329036101800375698135371856263421697541368036368574230509828072424908349
 . . . . . . . . . . . . . . . . . . . . [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)
							57439339d1714be101186254a52a3cfcf789aeef
 . . . . . . . . . . . . . . . . [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 bbbcc347a5e4bca9c6c3a4720c108da235e1c8e8
 . . . . . . . . . . . . . . . . [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 (75 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://r10.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://r10.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 (74 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.abf.events'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.b2bexpo.com.au'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'b2bexpo.com.au'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.b2bexpo.abf.events'
 . . . . . . . . . . . . . . . . [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)
							00f100770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018ff0bd122c0000040300483046022100f525f9cf17e7642c59208e359c518797093b51141079934b7b4e1d842de5a977022100acb3ecf955130e1e50255c693e9c236f97c4dce2c00aafeba12f8b2bbbecf1ee007600dfe156ebaa05afb59c0f86718da8c0324eae56d96ea7f5a56a01d1c13bbe525c0000018ff0bd12f00000040300473045022100b79429fefbac81366fd7df3b25b7e79061943b3a824d9ce482d0ebc561cdb82c02204715adc4f3dabcc231bbc8083f8340c5a0cc0ae385a20cab5c2abd13ce49eed4
 . . . . [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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