*.nextknowledge.ca

Issued by R3

About this certificate

This digital certificate with serial number 03:a4:f9:4d:8a:a2:26:47:17:f9:dd:fb:f3:7f:38:50:02:2d 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=*.nextknowledge.ca

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:a4:f9:4d:8a:a2:26:47:17:f9:dd:fb:f3:7f:38:50:02:2d
Serial Number (int): 317474546359942533190516987905377657946669
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 92:de:30:c8:c1:50:ac:a6:4d:a7:d2:1e:a3:7d:0f:2d:1d:e4:42:3b
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): df:5b:58:04:ab:c6:09:fc:31:65:f1:7f:3e:27:45:68:7f:c9:ea:3f
Fingerprint (sha256): dd:09:8d:91:74:8d:ff:30:70:be:d1:44:8b:2d:d5:8d:75:58:b8:d4:63:d6:bd:d2:05:f7:a0:53:17:cd:6c:db

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

Revocation information

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

Check the revocation status for certificate *.nextknowledge.ca

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.nextknowledge.ca

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

*.nextknowledge.ca
nextknowledge.ca

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Certificate

The complete raw certificate details for *.nextknowledge.ca in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFBTCCA+2gAwIBAgISA6T5TYqiJkcX+d378384UAItMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yNDA0MjkwNzUxMDJaFw0yNDA3MjgwNzUxMDFaMB0xGzAZBgNVBAMM
EioubmV4dGtub3dsZWRnZS5jYTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoC
ggEBANj8sladuG6KcKhQJkP8xnKzTThPcSIJ4+yq2i/N92sOMGKY+5F4m6SZrhck
fogJrUZlvlyMGzf8n68m7N/ML+/ino9RgEI9nZ+UgxtqYF/F1kDVqgFKO2t8OpmJ
PR37qeVb/EacNZKF0jBQ0k8KQqoc60sFLukh66uH3QLuYJcipsOFnSs9JmDWBNmM
FAgrzRUa5Q5t2/Z0DT79o2MYExvyoeTYKGt6Uo/cLo94RGobygnUOY+jAb131nVK
BYALRE+wmeT87v8JezGlQ/lntlSy+9g4T9uPIhqbKcaduzYeFib+BKpZrFr2fOQm
Zfs5lGo4ZA2/rj2tVOLfUG07PGMCAwEAAaOCAigwggIkMA4GA1UdDwEB/wQEAwIF
oDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAd
BgNVHQ4EFgQUkt4wyMFQrKZNp9Ieo30PLR3kQjswHwYDVR0jBBgwFoAUFC6zF7dY
VsuuUAlA5h+vnYsUwsYwVQYIKwYBBQUHAQEESTBHMCEGCCsGAQUFBzABhhVodHRw
Oi8vcjMuby5sZW5jci5vcmcwIgYIKwYBBQUHMAKGFmh0dHA6Ly9yMy5pLmxlbmNy
Lm9yZy8wLwYDVR0RBCgwJoISKi5uZXh0a25vd2xlZGdlLmNhghBuZXh0a25vd2xl
ZGdlLmNhMBMGA1UdIAQMMAowCAYGZ4EMAQIBMIIBBgYKKwYBBAHWeQIEAgSB9wSB
9ADyAHcAPxdLT9ciR1iUHWUchL4NEu2QN38fhWrrwb8ohez4ZG4AAAGPKQzoogAA
BAMASDBGAiEAzi8s77gYlcb5cHc03tdRtNIOwPVEj7kvL2SGNoK2uhkCIQCgBDqG
UorqdMdEhwLnBbaUUTcK7sx3X2W05YqM06aA8wB3AN/hVuuqBa+1nA+GcY2owDJO
rlbZbqf1pWoB0cE7vlJcAAABjykM6VIAAAQDAEgwRgIhAI3gfPLV2O4/W8qj+Jjw
jX/hu0F6DSo5E8IhaixoE/hxAiEA/b0AVYsjGUcVw0q96xLKYpYbCYnwKYygUSdC
zUv9wEEwDQYJKoZIhvcNAQELBQADggEBAAR++KaqLLVmumvagnSlPyYZyoRaaYY1
wa01QWX21ran3ZMY66V/y4eBXcbiRcaZeXuui7BKaOWfKoCoL3zqQ17emCDdbiGq
cxHoRa+sPNaFbK//TR4rpLlLj55GV8GmTGjtbqK7To2oC5PhCRsrNlB1XBIbdJCx
fl3C8ZAvWiV+CWqyq4R6rmbfe40fFIWeUPCeKxOsS2rZDBjz5Opq5G9q93B+p3t4
STPc4Akf9pkO0bmYD+9MZrEQtILFT1kovytkNguSyodOL9AWHbfWnb4nlHinHk/p
/BLC6SIyTd76ONy+howsbZGo4TzEOgacKwP0WF+0V8gDK149MgXcvf0=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2PyyVp24bopwqFAmQ/zG
crNNOE9xIgnj7KraL833aw4wYpj7kXibpJmuFyR+iAmtRmW+XIwbN/yfrybs38wv
7+Kej1GAQj2dn5SDG2pgX8XWQNWqAUo7a3w6mYk9Hfup5Vv8Rpw1koXSMFDSTwpC
qhzrSwUu6SHrq4fdAu5glyKmw4WdKz0mYNYE2YwUCCvNFRrlDm3b9nQNPv2jYxgT
G/Kh5Ngoa3pSj9wuj3hEahvKCdQ5j6MBvXfWdUoFgAtET7CZ5Pzu/wl7MaVD+We2
VLL72DhP248iGpspxp27Nh4WJv4EqlmsWvZ85CZl+zmUajhkDb+uPa1U4t9QbTs8
YwIDAQAB
-----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 317474546359942533190516987905377657946669
 . . . . . . . . [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 2024-04-29 07:51:02 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-28 07:51:01 +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 '*.nextknowledge.ca'
 . . . . . . . . [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 27392083227225591414016173954710831097139320012139738335589115600866247200673402863385432438670289638029152736967429709943210936882181353775757037470767015721764824144488172797016216627389542444373878954030846953789426147002048443084558051852786572510267623236289240864322424976324377266993025151695489355413314420691487449180092964067157773395274639070810845216843976454855291968697737424968806461007475601381151776119807320074782239564477493816578658764108626776842545670356115336118519720318871827491934599809917541315106435210731971876496127121163301704657160642259555382279828399882936274859747919027034184694883
 . . . . . . . . . . . . . . . . . . . . [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)
							92de30c8c150aca64da7d21ea37d0f2d1de4423b
 . . . . . . . . . . . . . . . . [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 (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.nextknowledge.ca'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nextknowledge.ca'
 . . . . . . . . . . . . . . . . [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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f20077003f174b4fd7224758941d651c84be0d12ed90377f1f856aebc1bf2885ecf8646e0000018f290ce8a20000040300483046022100ce2f2cefb81895c6f9707734ded751b4d20ec0f5448fb92f2f64863682b6ba19022100a0043a86528aea74c7448702e705b69451370aeecc775f65b4e58a8cd3a680f3007700dfe156ebaa05afb59c0f86718da8c0324eae56d96ea7f5a56a01d1c13bbe525c0000018f290ce95200000403004830460221008de07cf2d5d8ee3f5bcaa3f898f08d7fe1bb417a0d2a3913c2216a2c6813f871022100fdbd00558b23194715c34abdeb12ca62961b0989f0298ca0512742cd4bfdc041
 . . . . [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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