klr.co.za

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:f6:ea:68:23:cf:6e:a5:19:90:a0:9d:51:db:a4:33:e7:2c 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=klr.co.za

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:f6:ea:68:23:cf:6e:a5:19:90:a0:9d:51:db:a4:33:e7:2c
Serial Number (int): 432470186065797615247647443268436925605676
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 89:3c:ec:07:93:bb:a4:24:5b:ef:1c:be:9f:d6:72:6d:08:a5:b6:2b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 9d:ad:b9:0f:fd:9e:51:66:eb:c7:e1:67:e2:13:f7:61:53:e4:46:7c
Fingerprint (sha256): 24:63:c9:d5:32:21:52:37:da:31:ab:57:cd:40:46:a2:52:95:97:3e:a1:f1:60:30:7d:6e:f6:f0:27:4d:4e:30

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate klr.co.za

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for klr.co.za

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

klr.co.za
www.klr.co.za

Other certificates including the domain name klr.co.za

(limited to 100 certificates)
support.bmt.ky
support.bmt.ky
support.klr.co.za
klr.co.za
klr.co.za
support.bmt.ky
klr.co.za
help.productionsoft.com
support.bmt.ky
support.bmt.ky
klr.co.za
klr.co.za
support.bmt.ky
support.bmt.ky
klr.co.za
klr.co.za

Certificate

The complete raw certificate details for klr.co.za in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwwmvFvTRe5+hdGUZQqcW
8xx3L7eAXKmz5gQnMLTmohbFMMyYTJVAiBCDPkIkRxApUZ9s6nhX30ouWJ6Y/lYE
IdsKmxp/Susf8ytZyro1WVOjbzQLT7k5dUq1hFNKqQrTaO8DdVh0Ni2eMatBgieo
lae/fVETNAqQsQ3yZxCYXKbzetsLy+ti0Zg4JBAk92t93lFJ1CqaQWSAzUnoj26L
QwMVI+HAWaDU1D1DnfO7pGGkyLPuHdKxGm90wJidnV0C7DaOerF22Zf5fTlCZIs8
6FSlQX/RMWs12MFsmOLUOZ5s0fgg4aWw7ekvFRUEwtH/bgCuZtcHt77TMpvavqRJ
cwIDAQAB
-----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 432470186065797615247647443268436925605676
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-11 13:04:22 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-09 13:04:22 +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 'klr.co.za'
 . . . . . . . . [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 24621244799164434242188362099620713957381968167583740474654599700349597661484031024022464213671866174286562837746959877336776431239935302150280424391039621649474976736959433332198422189685328375936079125400928543640484237483292428744716365014226736545669202439447250935653865731195007441017992232149687772978232814836507371033015972969932647287367838991750059416249273888039685447732836595286580386890016884129899521609383791738971699936042677961328909614256490558413742159179175977591343796162153004091006881779776398835666917302711367163443629002132696387982901377265928041311662765413870966097760290335061476395379
 . . . . . . . . . . . . . . . . . . . . [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)
							893cec0793bba4245bef1cbe9fd6726d08a5b62b
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'klr.co.za'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.klr.co.za'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dbb227e0400000403004730450220776b88fd57ac0c0671b0ac8b6a680c5bf70b71161ffa88adfe7f1509f5f23a70022100b01577385097a07019a145012b5a74dc073747e244c9b46f5cff01c75eb632b30076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dbb2280310000040300473045022100a4d101111329b711f0527f5ee1b36653aa76db2df284737a96140c57f60ce249022065ec2ea3ba0fb3b0647740d9a1a9001f940f7cbae7bedd5e00a9e0c05a5893ec
 . . . . [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)
		006c455bd0afd6c7f62fcd4b93d89c94df5f34263d508644be241204db8815488cf9bd713b0bf428c45aea46e204c9a4411939164970be4e76fdecb67b6711550b9376d6003e29783711b22f2022a6548618fd207d06308d076c087e438a964305613564ddf91488ea627ac6929645b6c7bf7583c02e4c056336bed7f3a38d8110e27324b0b30cc03b7208542f00efc77513fc2d7a83e0e2858c9b3f85a4f76a879a26d934a10fb6cde6bda1ba1fc0079a9b68f393585111027a702fcc8170c6d3d33e83047580a6f8e1a59881f4cca7539ec42c32f9c617ef2aca0d29a1680894f76386ea512b17b3ddf336638b2501b8c958afb065e37dcb85f8494a279201fa