klr.co.za

Issued by R3

About this certificate

This digital certificate with serial number 04:56:0b:a7:9e:2c:70:10:53:a9:bd:4a:59:83:b0:ab:17:ec was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=klr.co.za

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:56:0b:a7:9e:2c:70:10:53:a9:bd:4a:59:83:b0:ab:17:ec
Serial Number (int): 377728919111912142421753940678839437563884
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: a1:e1:e1:b2:d8:a8:68:ee:3a:3d:0d:cb:86:38:19:5c:4a:9c:e5:8f
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ce:08:65:02:74:80:9a:e9:cd:22:ca:b4:91:d1:98:b5:96:4d:32:42
Fingerprint (sha256): a7:43:2b:37:ef:68:62:c7:1b:06:24:28:bd:bc:24:f9:a9:b0:21:43:91:d7:31:08:49:58:17:2d:b4:56:d7:83

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

Revocation information

OCSP Server: http://r3.o.lencr.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 377728919111912142421753940678839437563884
 . . . . . . . . [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 2024-04-20 09:01:52 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-19 09:01:51 +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)
							a1e1e1b2d8a868ee3a3d0dcb8638195c4a9ce58f
 . . . . . . . . . . . . . . . . [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 (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 (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)
							00f1007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018efaf484c500000403004730450221008b5dc0d4d1dff36437227000a0ac4a5af2bfc3c2182a34459ce70c279534683c022020da07fce0b99e929f21d7ff27bc8aa6c5a36a81b7a70e8f57917f7cebc74d87007700dfe156ebaa05afb59c0f86718da8c0324eae56d96ea7f5a56a01d1c13bbe525c0000018efaf485850000040300483046022100c7ff328f1f4dd834d8c61d63c4a23484337ab1d094972cb9070970764ef4f77b022100e0b42fcf1e234bbd6cc1c0509b3e4e124cdad9ff5b1a3fb3c0657c063abc7486
 . . . . [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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