thetekfirm.com

Issued by R3

About this certificate

This digital certificate with serial number 03:88:07:de:e6:f8:5a:6d:9f:4e:ae:83:65:0e:a0:c4:aa:37 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=thetekfirm.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:88:07:de:e6:f8:5a:6d:9f:4e:ae:83:65:0e:a0:c4:aa:37
Serial Number (int): 307625721667032239433262209639478464916023
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: b3:cc:df:d9:de:16:87:22:11:58:b0:90:62:51:bf:2a:87:7c:98:f8
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 54:98:c7:b9:83:fe:4c:33:3e:d9:c3:fc:81:b5:ea:3e:68:36:54:88
Fingerprint (sha256): 39:b7:87:92:84:d6:2c:82:7b:d5:a7:3c:e6:c6:7f:0a:ca:0d:ec:41:bd:56:59:28:b5:37:e6:af:27:e6:ab:21

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

Revocation information

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

Check the revocation status for certificate thetekfirm.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for thetekfirm.com

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

thetekfirm.com

Other certificates including the domain name thetekfirm.com

(limited to 100 certificates)
helpdesk.star-ti.com
itsupport.onestopitservices.com.au
thetekfirm.com
support.thetekfirm.com
www.thetekfirm.com
thetekfirm.com
support.siperb.com
my.tallyhotech.support
thetekfirm.com
centraldeajudausuarios.deliverymuch.com.br
helpdesk.thetekfirm.com
support.siperb.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvbI1p2iXSsgmVZM6JL/m
xPvVdcrepI/tKmu4dOshE5y58z8l3SKgfwZXFZEqS9kERyX9KUnEVKS/aIGCC9V3
CSrOQ8NwYCJVKdiwvdp3mnJRqtAHFwH70Dc+XOmn+iVIsQeeCODSkf87g8FQ+Cou
82mqbql96qGo6SQ9YyAMykOWz5cmoD/nn8xD1gCPRaqLk+pkcL0Mb1zdtgjjN+A+
NWHC265awDykVeiFeG30oriTVyfuJAISgLMsUK6hu/IOJFmg2Cad3lSxBqzJPVGH
q+7Vj889sViWPtzzspPMYA4i3BMlM74Dqs46u1hanPiGsxQrYonTOBwtarD3vpn6
OwIDAQAB
-----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 307625721667032239433262209639478464916023
 . . . . . . . . [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 10:50:50 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-09 10:50:49 +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 'thetekfirm.com'
 . . . . . . . . [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 23946918060568318405304030173990685565060005629970531582628756981742728373180417526785257291040102417291657715993527083280799728231924866452550063233580930729115111833256098406770846972580429193260361894056463478736243364313158250513573571113170696239588520851939842065277681447092336432989775122100980768754666343414880453011967277137987446684159361996434959462849236128598150156649924257405258088149484253662953443189527470942418286517179749802974215099668438218779924683354447885031360318256313431770856206716537771877463352167015148071757513394373972137213536057661198951642656067270235718192022280679000588810811
 . . . . . . . . . . . . . . . . . . . . [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)
							b3ccdfd9de1687221158b0906251bf2a877c98f8
 . . . . . . . . . . . . . . . . [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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'thetekfirm.com'
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018b1e9345f3000004030046304402200dd4388a14129151b06b79e3ad296f6d39f413d767fcbfbc863c07239a68e77e0220157cd35fdf92df81bcae1363d26b3c5ad146080b0f6d117874a938044a616286007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018b1e93468900000403004630440220722f56b6406e409588b5057052b1dc4fd57cc8cce2edcf60d7dd2f7ffa278d36022012ed1e7f40bf8fa7225e0e6fa651cba0cc58ca05f3e4e90410a82331fd1017bb
 . . . . [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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