*.lknc.org

Issued by R3

About this certificate

This digital certificate with serial number 04:20:aa:de:db:ea:42:9e:7f:55:5d:f8:9b:5e:9d:a2:8c:79 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): 04:20:aa:de:db:ea:42:9e:7f:55:5d:f8:9b:5e:9d:a2:8c:79
Serial Number (int): 359565305378104758697747440049243411352697
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: cf:41:0e:f3:cb:c4:34:79:7b:e8:05:eb:9e:d1:b9:90:b4:ff:05:58
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): f8:01:ca:c2:dd:25:ff:fb:b9:18:8e:cb:e3:9f:eb:31:b4:bc:32:db
Fingerprint (sha256): 36:bd:90:7b:3b:83:09:07:b0:4e:1f:b9:53:c3:ec:68:a3:28:82:9e:6d:bf:5e:fd:54:1d:9e:02:28:3a:21:52

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA9AgSVKlE1WojAdW9x9RY
fk58jSB2F+8dLn1MZWRLA1UKm17kzKkJmOfu5+LIICylHtkrVdOYM69Kjix2vFaj
almIjX7D606VTuPWPCLzKPGMgdBpFYxA4S3SuCiUsZzr5VW2TLrq8pCKfuBccKGW
8tdxBb+2dtKn0Hs3cYiByGICMf4PXGc5UdRyQnMHqD3xiYm4dJdT/DUzU/3hal9v
8ZTsJBQe1uCo8F6T3/9JSmQ+V/GCQMgIIO9uwoKVUq0e4ybaYgG8pkIoRsKCflTQ
ygNZ+0H6Lzj6hOP++GQ5zrRbQGWFO/i2y2tqPnIZxE+uu08EXllXtjexpKkK/wLI
5wIDAQAB
-----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 359565305378104758697747440049243411352697
 . . . . . . . . [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 2023-10-29 15:46:52 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-27 15:46:51 +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: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 30806126668158379593776848483239222522569741324197880211773764449011661267337388376566103757067173380827069862119527795690195490302499957194726456914221284386011575561393702693774888684758844277251046630671235808275044418949141195309884403953111888472619215698863361940470339594643046486187791047197562813835700631226343318176931959515618495189993554468385382698302812375830848970395180685935042101525237227887008219830693144773637745598977427931971765536160403894877588669183304854318591901792995318052013695162876880852635885831759500316057048032781765125474623469977177076911499987914483056688052210303912252721383
 . . . . . . . . . . . . . . . . . . . . [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)
							cf410ef3cbc434797be805eb9ed1b990b4ff0558
 . . . . . . . . . . . . . . . . [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)
							00ee007500dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b7c54c98b000004030046304402202ce4b74ecd00556db985bcae4a0de42b5cd13c8e110df832d02e845a243cc28702202750a565a2628c108e00f380675fdfe336bff4b80ef2cd65c13e3384af87be8400750076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018b7c54c996000004030046304402203f98c42d5cfce76fbc0d3ef9b491e9cd5f6396c56196bf2cddc0fc05809b382202202a53056024f586b0acb3d1267adf7f387ef48d22c723de5fa3f624a3e18ee9d6
 . . . . [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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