kpboard.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:09:28:bb:9e:fe:87:0b:7e:c9:be:31:df:d1:af:21:7a:67 was issued on by Let's Encrypt.

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=kpboard.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:09:28:bb:9e:fe:87:0b:7e:c9:be:31:df:d1:af:21:7a:67
Serial Number (int): 351565828333459840434185300421489635457639
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 7e:a9:98:08:c8:9a:54:d9:8c:e4:88:28:9d:3c:3d:ef:37:23:d6:e3
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 93:0e:ef:c5:83:c8:51:69:fb:fe:d1:69:a9:59:63:4d:b8:bd:1f:4e
Fingerprint (sha256): 02:71:64:fd:33:26:76:08:6e:c4:02:dd:33:ce:5a:58:a1:63:d1:54:ba:40:40:98:cf:be:3a:3d:58:1d:e8:13

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 kpboard.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for kpboard.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

kpboard.com

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Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAujQxrlySBbzvBZgRrfbP
ZDOzQ4w02UveXly53421gyTed+bsLHTPMt5TCYn9l4sEfSSsVncjP1ibVYmtoAeT
K741AZ2t9/beis0/Y7f64N8fT/yg1lzfTkKdM1GsRu65KxkVWBA80qIim222jU7V
nKSF0TN6GZPWVBIuh+M5EIjTWV9Hb4Exs/DMjIdlpI2f297h84Qswuqxzkjg4YRU
d/cG7JApLDg+vMH3Z4XnDM3g+uq+Kx2v8Cyu0rrySCrTgm8i2K+VZQ1P9iG559bU
RDTijYhlLQb0gzOkz/65JvNrq73IDT+Iv1RvXB0QAt9aZg0LJdST4B3YX9dgDhNr
cQIDAQAB
-----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 351565828333459840434185300421489635457639
 . . . . . . . . [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 2019-02-21 06:42:05 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-05-22 06:42:05 +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 'kpboard.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 23506062577287406713362014005641893280024945610307596767856234885722874776067934954366009504340009802511034078256763272451017422156951655868414493689662069563276216854252300066395042790727781440816260530953632367909906735199130663862272244810996123267285576284593721372981215184511880714375361109104114995616111339006005172969571939152023202252761249628348389190669780503828941480798934857587721611047009682709367373193341155978849424601931516652930626990079513732723579347519049295352607636838460616167374981628272991372936424808794393975030065740654137522208400613950132719419015516771748896496179413395079964093297
 . . . . . . . . . . . . . . . . . . . . [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)
							7ea99808c89a54d98ce488289d3c3def3723d6e3
 . . . . . . . . . . . . . . . . [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 (15 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kpboard.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc56000001690f011e9e000004030047304502207f10016555782738dd638dcf0a33aaa1bbfe0b0ebd437c4cdaf76a758e237631022100ef65d0476b20853ff2798031fb75f0800b27a982ae24b13e2fbe32da32411e59007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f478000001690f011e98000004030047304502204bf4c3b4c1c2570a505eca839b7882104678b860cc8698bd50fd53b2a031aa0e0221008b2c49468f6d12bbc8b2526994f9985ea89914350f958494671228219b886499
 . . . . [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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