techseek.com.au

Issued by R3

About this certificate

This digital certificate with serial number 03:15:11:27:f3:5b:e7:6c:aa:93:ed:f5:7b:8c:b8:3f:2c:26 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=techseek.com.au

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:15:11:27:f3:5b:e7:6c:aa:93:ed:f5:7b:8c:b8:3f:2c:26
Serial Number (int): 268505591812033192983661779717743169186854
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 6b:9f:e8:01:ac:41:1b:d0:47:f7:34:f5:08:a8:07:3b:da:86:8d:b4
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ab:c3:94:dc:b2:d7:d4:0d:b9:88:ec:cb:ce:71:65:86:d4:fc:7d:a4
Fingerprint (sha256): 74:e7:e4:7e:d0:c5:fd:11:5e:0a:ea:c1:2a:0c:bb:0a:9c:3d:d7:1a:ed:9a:f6:84:fa:aa:cb:a6:2d:a5:bb:d2

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

Revocation information

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

Check the revocation status for certificate techseek.com.au

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for techseek.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

techseek.com.au
www.techseek.com.au

Other certificates including the domain name techseek.com.au

(limited to 100 certificates)
support.techseek.com.au
techseek.com.au
techseek.com.au
www.techseek.com.au
techseek.com.au
www.techseek.com.au
support.techseek.com.au
techseek.com.au
www.techseek.com.au
support.techseek.com.au
support.techseek.com.au
www.techseek.com.au
www.techseek.com.au
techseek.com.au
techseek.com.au

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4ipaY/b5bt9l2p+xDz78
0hM2o1OM+J9oCgH2IBkvnhoDQG3NvpxrpvwI+eK4uRCTrjEy4fUN6pscE9zF/f1F
VNslnO+2UoVR89LYSt0LI9zYweioKlcTZbTeLc4KLAGHV+WHL8Cf3kNzzi8pI9Gj
u43g7ZgV6ONO3nQ/+lROpcqdAOE3WzObiKwlCIPR1JxdHxPXiHjqaiEhPqjCgpSV
4Ot2bBr1PVQQP43gopQcuG8CdSkZEfEkY3EMBOmw1qyBiQldc5LgmT4brigvDhu/
zX5ytYVq3b7wIU50+0yC74D31Oib4OznsNQXchVKx9Eg7bJ0WqJOLIuqQMxq6kjN
hwIDAQAB
-----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 268505591812033192983661779717743169186854
 . . . . . . . . [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 2023-10-11 05:21:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-09 05:21:17 +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 'techseek.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 28550742008341429418875772143256506629084443479490900567034510270508932799148457294435878788555101770520003371783472070161486869507760158387496887016160168952371069253506842917668910302574790234924304019622049292340783554941888101928846382708195684789607026137585737819452309309555336925984894037677037860229967338450989163575213349681144687285268493237282634268928513556878545195364851371670650035067614541236467309033243616891143426019242988505198461605146725023601849691686238353745545625078881770337533671103686524951572194001772013167653191390154581734913033032770741594885153981745802450105729187967082751905159
 . . . . . . . . . . . . . . . . . . . . [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)
							6b9fe801ac411bd047f734f508a8073bda868db4
 . . . . . . . . . . . . . . . . [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 (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'techseek.com.au'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.techseek.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)
							00ef007500dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b1d65938e0000040300463044022049dfd33a2602e505f0a6349b83d37aa35e637e934b733cd36d7b8d0da53c7aad02200c5dad25e3852c162572bcf7c44b9258865160bc724c82c14a7a1840a9c1459d00760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018b1d659438000004030047304502207dfb1d22a768dee4ed3b9933ef64050d7536262f8987cbdd2b02b02b9b898bea022100de3620a9e334febb36d19d749aa59947a8bd2bdf3017e455d35586cce4329db3
 . . . . [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)
		0098a08fedd9754e65e77f068de8a00a4366dbd6189dc26ea26aacc573047d1ebfe92122ad49964820e97a6896df439aee8ec55519f27ce7336879915e95c5f1915977a90a03fa55d684ce9fc6e45188492cc161e92e5601beb3df28720376d294f1f4c6c633a83ac42594125b6410702c4ed7fb5df882f49805f75fae8bc4ad8df2920f3c8d6fa3030ebb98ecd7b401a4092c7c17eb5118b7a54463217fdf2f79e9e9927d1b9598fd7869f8405ac3f3dd5394af3d8e0de41d4209520492bd4dc17f5fcddfcb714ab5b02164c78f5781e8556e8cf92358406972c85d3ef069ce7643335e37d72795dddd4201b14824215764f719c7775569d1a91241e6827fe757