*.lknc.org

Issued by R3

About this certificate

This digital certificate with serial number 03:87:39:8b:70:bf:38:f6:02:f9:1c:17:d5:ce:be:62:47:03 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:
  • 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=*.lknc.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:87:39:8b:70:bf:38:f6:02:f9:1c:17:d5:ce:be:62:47:03
Serial Number (int): 307351467341410592272776346299131469383427
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 87:df:25:52:db:60:52:ad:1e:03:53:fa:e7:cf:ac:c1:08:b6:96:fc
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 04:ae:35:f0:2a:e7:dc:00:3e:41:46:fd:fb:59:b8:0a:15:aa:00:4a
Fingerprint (sha256): 5b:df:9e:69:97:18:92:89:8e:1d:75:1b:91:48:e9:aa:03:04:6f:c5:95:c8:f1:e0:0e:ea:d8:52:34:8b:d0:01

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

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate *.lknc.org

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.lknc.org

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

*.lknc.org
lknc.org

Other certificates including the domain name lknc.org

(limited to 100 certificates)
*.lknc.org
admin.ascensionoakpark.com
mail.lknc.org
lknc.org
admin.ascensionoakpark.com
admin.bme.zcs.k12.in.us
lknc.org
www.lacpacademy.org
www.lknc.org
*.lknc.org
admin.mes.mtsd-vt.org
school.ascensionoakpark.com
admin.ascensionoakpark.com
admin.ascensionoakpark.com
lacpacademy.org
admin.ascensionoakpark.com
*.lknc.org
admin.ascensionoakpark.com
*.lknc.org
www.ascensionoakpark.com
admin.ascensionoakpark.com
www.nstaracademy.org
admin.ascensionoakpark.com
admin.bridges.fmsd.org
admin.ascensionoakpark.com
*.lknc.org
admin.tekoacharterschool.org

Certificate

The complete raw certificate details for *.lknc.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0mER1NHS/6So44ir/CvQ
MROtJwWJipbiYvJX4PntmveCvLoZvOI7gOuZbwlRGkPGPfOpIl751+qVuIxDWal5
koAPIb17vgA8ojBe9UiFPGCrfROANOCykzAakT7viIeYi4uhRdE+V6qvBwcYkN0f
M5w3rQJ9R6E1BBTJCDXpVKbXFofprfIVTPJc6g3mispC+ezr4W+cO0RglJU6w8fR
pwft2SxmKobPGxstT1tymdu4ZXVj/OqcZ5j0B5d4iLtJmmAain3G8vEH3OHXchrz
YZtEzxrDo768OOdJ0DTSLaQ0rCq6NU4Ne/ZnorNcftZVMr0pBXzTz3W9EK8KhjB/
jQIDAQAB
-----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 307351467341410592272776346299131469383427
 . . . . . . . . [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 2023-12-28 15:01:31 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-27 15:01:30 +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:12|false] UTF8String '*.lknc.org'
 . . . . . . . . [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 26557910873093417439111131532236676144214424051641932429509591630306392551894481451877998316495580670098095949703660072249912684195887224818617252706538795153675056630242971757420099531846198732916121116247851704815395771892676859218016130254659356446463285565048365510933117549580953029770664889158970040615366653085431227607366583772783542666202024294483300620181551971976276831335996009584393288544860248876555559962994508976814673208155192267181384778117955709926043440851580840031178268840521089658177346281970078361785099050203751285344976196980819551382382889624013483687214143821190545071736248971056521445261
 . . . . . . . . . . . . . . . . . . . . [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)
							87df2552db6052ad1e0353fae7cfacc108b696fc
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.lknc.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'lknc.org'
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007500a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018cb128d3150000040300463044022077a7c1614eb91bdf504559533072aec1cea06f628b592e2156ecb4a544ec040e02205610e88a7eff76a094bdcbf90bbea1298b6f6a9849c71c4c1d70b7d59e21cdab007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018cb128d30f00000403004630440220504cb870313e35d7035a02d682c002ea0b02d6ba89750f0e7034fbf995d2f5f102206865c7c27512d7ce7386d561e466ec1567fc84008fcc7fdcbd8a29096dc2409d
 . . . . [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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