klr.co.za

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:af:c1:e8:83:a9:dc:75:9a:47:b8:21:dd:04:50:47:53:c0 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): 03:af:c1:e8:83:a9:dc:75:9a:47:b8:21:dd:04:50:47:53:c0
Serial Number (int): 321144020292956086307771023383218195223488
Serial Number lenght: 138 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): b1:c5:d5:b8:a6:b1:ee:ae:6e:6d:ea:47:9c:e8:a0:92:58:75:d7:f3
Fingerprint (sha256): 11:08:12:01:e1:87:7e:e5:b2:3d:fb:a3:f2:f6:a1:02:84:e6:b3:a2:df:fe:d5:75:24:1e:d2:74:b4:c5:81:46

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 321144020292956086307771023383218195223488
 . . . . . . . . [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 2019-02-17 12:05:05 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-05-18 12:05:05 +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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc5600000168fb8f662c0000040300473045022100aa9141d33ea4cedc06ab012bf96ad20d957c3c238d2370ef9b8de8d0142649440220738f931a0479eeae32135347a4b66bdb32d56c7eacd715e0a9b62264dad17d8f00750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000168fb8f66720000040300463044022100d712e17b992409ce764f9a0ae8a07bbee8d6fe73ad31c4e168626d7142babafc021f3ea06c912fa12f6706cacbd1a7e20567dd709ecad1d548f427f7161c24a06a
 . . . . [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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