techseek.com.au

Issued by R3

About this certificate

This digital certificate with serial number 03:46:ae:aa:0f:b0:28:51:ff:e8:51:5d:76:b6:38:2b:92:aa 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): 03:46:ae:aa:0f:b0:28:51:ff:e8:51:5d:76:b6:38:2b:92:aa
Serial Number (int): 285388792159671737854048816733746205790890
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 77:a9:5b:e5:4b:b7:75:23:b6:a4:51:ae:ed:9a:49:d7:fb:5b:81:7f
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): d1:92:d5:73:77:09:57:76:a0:ee:c7:3a:42:0c:3c:ac:05:67:ba:3c
Fingerprint (sha256): a8:c1:2e:bd:72:4b:ff:bb:fc:52:9a:5c:56:b4:f3:d7:c6:1a:2a:1a:d4:4c:d8:06:6f:30:3b:a5:61:a4:e3:f2

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA6W/QW9WT8AVSSfKQdF0p
5Lu3r5zqBABMNoZolo9ob6ukEa4C3CQ138waUeK+3vzDAjFyjzW8Wh0rcx4IoHwf
5sOAdk8ArpuNO0pYQE6fl7DXEa5aKAJlny5w8Z41QFgzKM/6pDqOCQRkCkIVTCz5
kADhBNsuL42AtvI+2adfDkVp/o2iSNKOhZNYbkIYTxmnKOu/PTHj9c+8XtXD2vNz
5FeVQIoAsjmpklDW3lQP/CSI49soIqVF+TpdkAPxDgfwfbdmvBV1Cj/Kk5zmX0kQ
9dnpQSFp90dwudeDsnYS+NXLlIf3P7Y0ltrttXJU15HVjDWmErKBF0PKpjIH4DNW
2wIDAQAB
-----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 285388792159671737854048816733746205790890
 . . . . . . . . [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 2024-02-08 03:46:08 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-08 03:46:07 +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 29468662546815230330294825884594564131977264767512932759881330547604217352343161661545772908238890795416028565904351389129938619554591033852033687062798340053562970715408628181562990312508492643966976435998836224661412228882880570410178976955957465476120707078631342216362716801907371863475291533286726348260182600937339948191809774689727362531872037141098223740865352656491106235033146315933687859764563267778638370357233179736213765702559172867490634668677616747371881792574636412688203522894069336809446234180022957190811583307392502880919528182449262122247590223116384165760590441938120572725902493263729454700251
 . . . . . . . . . . . . . . . . . . . . [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)
							77a95be54bb77523b6a451aeed9a49d7fb5b817f
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d870992ee0000040300483046022100bfa715f485ae9c3bbf3693d1c27e6616f8e71efc020da4821540331d5e13753a022100aa20bdf6ff7ef2d07f69f47f4ac693f17ec4949c207ce57f854000a32dd35b2a00760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018d87099327000004030047304502201f9eb6e89bea50d1f938d07c8ec60d961664fc488d781aa3f90c31cc848ca01b022100a790051c123ec7c3cd04e94b18c9c84e0ec62eaef327bda8e80cb7dad1a17e5e
 . . . . [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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