cognived.com

Issued by R3

About this certificate

This digital certificate with serial number 04:7a:8f:e7:28:2a:87:92:49:d6:a5:e9:87:6f:7a:7f:a6:c9 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:
  • 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=cognived.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:7a:8f:e7:28:2a:87:92:49:d6:a5:e9:87:6f:7a:7f:a6:c9
Serial Number (int): 390154872330032967943888511244891401987785
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 21:79:fa:2f:38:70:1f:72:60:07:93:80:b5:0d:c9:32:35:cd:a2:31
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 86:8c:5b:22:ad:bf:3c:aa:51:d7:07:66:86:38:25:c1:1e:dd:85:a8
Fingerprint (sha256): ee:6a:5e:9d:4e:97:1e:db:b8:4d:99:52:04:c6:e3:f9:52:fb:eb:79:fd:8b:c7:5a:6b:11:31:cc:c9:2d:45:f5

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

Revocation information

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

Check the revocation status for certificate cognived.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for cognived.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

cognived.com

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Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIE4zCCA8ugAwIBAgISBHqP5ygqh5JJ1qXph296f6bJMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yNDAxMDUwMzM2NDhaFw0yNDA0MDQwMzM2NDdaMBcxFTATBgNVBAMT
DGNvZ25pdmVkLmNvbTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBANGA
/O5gdntdzDIxZxPu6m4kjr2/lTZEicFrIJh0qAOe/t4xJIntKDN6sJDF2Vq83X0u
Fvn3pMQibvK6suKKc90vwHDZm7pr7Jus4WO56TNFpTg8IFiy80tsSOSDgl4N76x+
3Rdk/p6/LIP/EEJTKfGy9Lw1dc//YzCvWZa2OzdC6Eulai4QDTcLmZjf9FBOBDB1
qD+beAZoVzl+TNTWZiH5C0P2M020ZCJFrIHF9EovRDMuwwyLBJUfxmwwGmbGqTPo
H8ov8wtjwyu/flytSWPvHs/G1LskNS1Kln1rOHZYZleTa4j/FVmKvAU+mJq9NhoA
FP/UoJVaUccOwQ/ll4kCAwEAAaOCAgwwggIIMA4GA1UdDwEB/wQEAwIFoDAdBgNV
HSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4E
FgQUIXn6LzhwH3JgB5OAtQ3JMjXNojEwHwYDVR0jBBgwFoAUFC6zF7dYVsuuUAlA
5h+vnYsUwsYwVQYIKwYBBQUHAQEESTBHMCEGCCsGAQUFBzABhhVodHRwOi8vcjMu
by5sZW5jci5vcmcwIgYIKwYBBQUHMAKGFmh0dHA6Ly9yMy5pLmxlbmNyLm9yZy8w
FwYDVR0RBBAwDoIMY29nbml2ZWQuY29tMBMGA1UdIAQMMAowCAYGZ4EMAQIBMIIB
AgYKKwYBBAHWeQIEAgSB8wSB8ADuAHUAO1N3dT4tuYBOizBbBv5AO2fYT8P0x70A
DS1yb+H61BcAAAGM1+jTlwAABAMARjBEAiBKyuRrYM3yKTpDmGXT6p9mPrGuuT87
eFThZnL5q3KMRgIgUpJnOvtwBnAIO+PCJ3iCxyvpjiJLdZQlqk0NDJNBA3IAdQCi
4r/WHt4vLweg1k5tN6fcZUOwxrUuotq3iviabfUX2AAAAYzX6NOqAAAEAwBGMEQC
IHVPDKL4jXlq+WoNmVrgxtiY1kp1rzieRF3chzlHAv51AiBVN7C71QObs1OmwEdn
oB/l/uj2qDcVh7s6oDOO+H28NDANBgkqhkiG9w0BAQsFAAOCAQEAUpycDCwgoUw5
lquwz6v5dyYq4WWQy96VPJK6hIJ8yckObEhwjD5+bRpf4L4Uon22ePVFf0RKTXC0
6kU5QBIHfCk+RvTw5P0/EmZ9m+BfwXuCqORcGpgfQNabH0ZVoVXgknUhvWXB0Wq2
hEZIqqKpEt1KuFjAIOld4ox7pB0NeiozpR9Kx6S+b9kbRwAGuUaIfMtwgbkhxsJt
mGslaWT5Y1Ml+srUWmuNnzT7EOwkijFDo7Oo8/1c1dGuHJHPCgK7HT1L9xV8VZ4T
PFhHmX0MzS/nvEJHYp1noENOAenKuFBjX/gCZke6htcIRX2P1aA2NXUYhAe4mcWs
PvqhssQiOg==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0YD87mB2e13MMjFnE+7q
biSOvb+VNkSJwWsgmHSoA57+3jEkie0oM3qwkMXZWrzdfS4W+fekxCJu8rqy4opz
3S/AcNmbumvsm6zhY7npM0WlODwgWLLzS2xI5IOCXg3vrH7dF2T+nr8sg/8QQlMp
8bL0vDV1z/9jMK9ZlrY7N0LoS6VqLhANNwuZmN/0UE4EMHWoP5t4BmhXOX5M1NZm
IfkLQ/YzTbRkIkWsgcX0Si9EMy7DDIsElR/GbDAaZsapM+gfyi/zC2PDK79+XK1J
Y+8ez8bUuyQ1LUqWfWs4dlhmV5NriP8VWYq8BT6Ymr02GgAU/9SglVpRxw7BD+WX
iQIDAQAB
-----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 390154872330032967943888511244891401987785
 . . . . . . . . [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 2024-01-05 03:36:48 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-04 03:36:47 +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 'cognived.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 26447412097433295203261221323189193330407403255671760131816605821526060091452080044438877754962287918603360012405217492377414365639140676715983495208674578658538122906337397088420683409646009742499917408490315708281997953966313937547049196423372305309686556138970465183143268341441422615253774234950170198671557673196574579413785986121155488470897541880396309278723276025570356433920171531972182512930899342793437838081076163908852804200708621469707911883837489159685244534193188652639893811984294173670597076937081381912923587191580378069538470739927753035352997266850193860013595624709148374608283825109825243944841
 . . . . . . . . . . . . . . . . . . . . [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)
							2179fa2f38701f7260079380b50dc93235cda231
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cognived.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 (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)
							00ee0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018cd7e8d397000004030046304402204acae46b60cdf2293a439865d3ea9f663eb1aeb93f3b7854e16672f9ab728c4602205292673afb700670083be3c2277882c72be98e224b759425aa4d0d0c93410372007500a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018cd7e8d3aa00000403004630440220754f0ca2f88d796af96a0d995ae0c6d898d64a75af389e445ddc87394702fe7502205537b0bbd5039bb353a6c04767a01fe5fee8f6a8371587bb3aa0338ef87dbc34
 . . . . [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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