tekmanagement.com

Issued by R3

About this certificate

This digital certificate with serial number 04:c1:f0:d0:6d:9e:f8:f5:36:ed:2a:ea:e6:9d:ea:4f:af:e6 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): 04:c1:f0:d0:6d:9e:f8:f5:36:ed:2a:ea:e6:9d:ea:4f:af:e6
Serial Number (int): 414443737482894810292500646951477620748262
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: eb:77:8e:c8:00:7e:53:0b:77:cc:d1:3c:65:17:7a:cc:11:eb:26:64
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): e0:15:c9:83:71:d1:02:2c:69:5a:7f:22:73:1a:84:70:7b:28:4d:6e
Fingerprint (sha256): 0c:4e:40:40:3c:ae:17:ec:a9:0a:0b:bb:3c:21:be:29:39:d3:05:07:08:4f:e9:1b:b0:43:b8:6c:4d:39:94:07

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAt0m9Q2XgOdsiAhoxAvl0
6dkau/G6TJa7xcsHbYwTcCJE/LhaInOwuWfccK/5KPvpzNSqdXB5hIv5Ybe7ck5H
OkxFDDGm934zfrn87HImrKS8YEZdu0PaRsVvRqeTo/Zx4Jllz7D8OsM1GqNbhvhj
/a672XelXEe2BLFU4lbfox1Ni2fM+d4kiV9NwxKd8hd1gdKyix4GsoMZaGhu6gBi
oVgSvz1MlSJHrxbkdssLkDapBY+5dGNXU5FZSXGQRsvsi5B1AgbqJD0ifTqYQF28
rpSDLzuStgSJ0KOHb8kqEwjE33tMbP4pDhYOjJrxUBxELomgTHTEcYOJ44mZQ6pT
wwIDAQAB
-----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 414443737482894810292500646951477620748262
 . . . . . . . . [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 2023-07-03 03:59:16 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-10-01 03:59:15 +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 23137972017620720070922527090958108193276014951536347018870254299884113101385186390158587730513381813633614852205025423283914487154928809972040093389404266422489007008893949997408872414361554776597802821832452784304294915340324935934349791632104199795909390844793022542383049631388943552759029386260524018990801121621679090025234693261160787336012191656320655881146708249452578977837603307717830112665781951294920336132639069015835104520375263362988631131965090875593897606569761256625975440229923599443651262033378403227524111465837671660537866721981251456548613306790781414215291589107267129049279558712501643924419
 . . . . . . . . . . . . . . . . . . . . [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)
							eb778ec8007e530b77ccd13c65177acc11eb2664
 . . . . . . . . . . . . . . . . [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 (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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb499000001891a1e8d520000040300473045022004767784f765cdd038f3fd6f600fc267e50169a75b3388073dfb755074ecbcf9022100e6bb1a316acade3adca93df7360b71343f4769772ebdeb005e8fd236696b17c60076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb52000001891a1e8d630000040300473045022100dc8a8bf9d9409ddb8566e1bbb61b79b5c53715df9a003d666d5f0326aaad2592022078842b0dead183ba85782eaa22d1d54d357d85e37669b45d40721c4d71eb1071
 . . . . [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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