tekmanagement.com

Issued by R3

About this certificate

This digital certificate with serial number 03:a7:9d:b3:47:08:f5:93:b9:23:56:85:01:a6:8c:48:2f:84 was issued on by Let's Encrypt.

With 4 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=tekmanagement.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:a7:9d:b3:47:08:f5:93:b9:23:56:85:01:a6:8c:48:2f:84
Serial Number (int): 318373632728314282437620760073877861183364
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: f9:ec:1d:16:73:64:9e:c0:79:ae:2c:c2:ae:2b:72:dc:9f:01:0b:2e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 92:10:9c:89:ca:a6:ca:83:f0:7c:75:c0:4a:26:2e:4e:5a:06:e2:9f
Fingerprint (sha256): 7a:6a:00:21:78:ae:7e:69:98:53:0d:b3:a8:56:c6:ed:32:4a:1a:91:d4:b7:79:2a:56:13:10:9a:2a:98:06:cc

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

Revocation information

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

Check the revocation status for certificate tekmanagement.com

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for tekmanagement.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

admin.tekmanagement.com
tekmanagement.com
webmail.tekmanagement.com
www.tekmanagement.com

Other certificates including the domain name tekmanagement.com

(limited to 100 certificates)
tekmanagement.com
docs.tekmanagement.com
tekmanagement.com
tekmanagement.com
tekmanagement.com
meet.tekmanagement.com
mail.tekmanagement.com
tekmanagement.com
connect.tekmanagement.com
tekmanagement.com
tekmanagement.com
tekmanagement.com
tekmanagement.com
tekmanagement.com
mail.tekmanagement.com
tekmanagement.com
support.tekmanagement.com
meet.tekmanagement.com
sso.tekmanagement.com
tekmanagement.com
docs.tekmanagement.com
tekmanagement.com
tekmanagement.com
sc.tekmanagement.com
tekmanagement.com
meet.tekmanagement.com
tekmanagement.com
tekmanagement.com
connect.tekmanagement.com
tekmanagement.com
tekmanagement.com
book.pragmaticleaders.io
tekmanagement.com
bookings.paoma.mu
tekmanagement.com
book.pragmaticleaders.io
meet.tekmanagement.com
tekmanagement.com
tekmanagement.com
connect.tekmanagement.com
tekmanagement.com
sso.tekmanagement.com
tekmanagement.com
tekmanagement.com
tekmanagement.com
tekmanagement.com
meet.tekmanagement.com
meeting.secureelance.com
tekmanagement.com
tekmanagement.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsWLO/2tJ+6XrJTSeT/HM
E4/x6wOsZAr0OsxUD7chTClmaURfOMBXaH60X2Qpw/DfmER5d4rowsT5ynHJeIIG
m63uzUQXQs6+XkGM+78PSP8Z4IcGLAShrAqmDNeFgczRN1aI8KxYohhbnsEXdNr4
m1UWF7iNWRuXGuKKzskqT5JcsJt2Fr/ccu9QHdZ57MUoSlBUJcoHqA+dklFfC1Qd
bjSlfQxPiBAJBwvyBl5SrMol4Xey8tQNCQgSFOS9Vevmx2ue3IV8RK6hwuP23XjL
vHh8gPtFfDa5bvLYpxn/9u3Tdnd40lb/p8AO4UvNpzo9rTfRzdq7+7BFP3qD1gU1
SwIDAQAB
-----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 318373632728314282437620760073877861183364
 . . . . . . . . [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 2023-04-25 05:24:51 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-07-24 05:24:50 +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 'tekmanagement.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 22392904308180346468560266975071471249267112819989854988154813580472495628310174120821700348366074834163851346210653248680172298025573163483737453587062359238291936581015303528359024237653740342101725483990217727404570035473114284303059842487138423812786869196012168736456844096587733462075281420416408912776331301994034193121430243710657218215763938801070827909154200204219935533220374457038476085802126174864889977941461250086461215701165254171107872609616269377199853745065127716594585117203626066348242554922813215117916552421366787475287381755114018198850979976020190185638138823211414651753764903527769335739723
 . . . . . . . . . . . . . . . . . . . . [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)
							f9ec1d1673649ec079ae2cc2ae2b72dc9f010b2e
 . . . . . . . . . . . . . . . . [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 (96 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'admin.tekmanagement.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tekmanagement.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.tekmanagement.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.tekmanagement.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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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)
							00f1007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000187b71617d0000004030047304502200af7b9de8294f68a8a890277a88ec49048b5c55b910b88f2bbc371c9065d9a3a022100bc99f75528c8ac14e2abdf2a23220f540d0f644cdbfdeda9dcd835e258dd2bbb0077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000187b71617e10000040300483046022100cd91c84447416e46e58e7a8663ff537079e3de3200673324ebadeebacda2b463022100fee75e9cd4bee3d4b73b778525c02aa5e7aa51b9948e7955c57dd9d0af0d2a9c
 . . . . [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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