cognita.co.nz
Issued by R3
About this certificate
This digital certificate with serial number 04:f8:87:3b:81:78:ad:8c:34:a4:42:fd:50:7f:b3:c2:fa:69 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=cognita.co.nz
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:f8:87:3b:81:78:ad:8c:34:a4:42:fd:50:7f:b3:c2:fa:69Serial Number (int): 433018925474371271500768792091219906984553
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 03:b2:8d:f9:f8:36:02:47:3a:6c:62:e9:6c:a6:23:fc:1a:fc:40:69
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): dc:3d:bd:34:78:3b:7d:c9:31:b2:4a:d4:51:d8:48:a7:83:a9:1e:13
Fingerprint (sha256): ca:3a:5b:57:e7:83:6d:aa:82:7e:19:89:4a:75:f4:81:33:fd:3c:e2:17:5c:fc:ee:4c:fe:61:cf:a6:60:4c:22
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate cognita.co.nz
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for cognita.co.nz
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
cognita.co.nz
Other certificates including the domain name cognita.co.nz
(limited to 100 certificates)
www.cognita.co.nz
www.cognita.co.nz
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cognita.co.nz
Certificate
The complete raw certificate details for cognita.co.nz in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIE5zCCA8+gAwIBAgISBPiHO4F4rYw0pEL9UH+zwvppMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzA4MTcxMzMyNTVaFw0yMzExMTUxMzMyNTRaMBgxFjAUBgNVBAMT DWNvZ25pdGEuY28ubnowggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCj Bmjym+xB6OIiNbWQpFpSTpLs50BiHg/BTvcn1hwPOcK7jIblbT0hgo0nCC7iWhcq 7dxkg0XNTYRui2a0WelrJMSA2r3YROim42zvAFTjx9/YzH5J+xb0gU0rNObXoMwE RggNfuxue1INoV63lpFU29BQaFuI0VhFthHELj/sihNyBv0dGncpcEPD+wDaK3it aCbHwNIG9x+4IZHsZp25ww58sMog/DisCj8TmGSKHJjcJrrU87j5YkVZcPY3iI0R Fu0FEtH5qhBFuHb94E9WLHBL2xZpz3C6Uk2ykI15TY/CM0SwkjiaLjPT8f2Hz1I4 rXsOEKA0hFdHvOrhu2IVAgMBAAGjggIPMIICCzAOBgNVHQ8BAf8EBAMCBaAwHQYD VR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0O BBYEFAOyjfn4NgJHOmxi6WymI/wa/EBpMB8GA1UdIwQYMBaAFBQusxe3WFbLrlAJ QOYfr52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDovL3Iz Lm8ubGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5jci5vcmcv MBgGA1UdEQQRMA+CDWNvZ25pdGEuY28ubnowEwYDVR0gBAwwCjAIBgZngQwBAgEw ggEEBgorBgEEAdZ5AgQCBIH1BIHyAPAAdgC3Pvsk35xNunXyOcW6WPRsXfxCz3qf NcSeHQmBJe20mQAAAYoD6ebzAAAEAwBHMEUCIA4mCcz/ZM4CQhYS6GmOAjgsTAQ5 kGxLGb0aQX6dnvMjAiEA3sLbGd17LcIXtbX5JdJG48TDwy70BGF7Vvml4ciXh6wA dgB6MoxU2LcttiDqOOBSHumEFnAyE4VNO9IrwTpXo1LrUgAAAYoD6ecnAAAEAwBH MEUCIQD6jltv62EkyQ5gVDRiamC9sJ6QMKCEx7pv6y3BeOdZJAIgRXRTONNkFV0C /V5uAtOnhAe92wDCZIy4sMQ9XylTOQAwDQYJKoZIhvcNAQELBQADggEBAGc977zu Ha77LjwIgDwv93JwJBo/gOtRuLBZDJB+qTlmeS7Y94266eZNCSuPA5NZaCDt3hzg gmphturFRyne8KB4j7yeawnSEzEQM7XNxwQZGm/Co1CTJowvqNUu83cQ9zII3jm/ kC7xtCLtrHxcFYwDVl3bv7iwrQ+382H8LRngH0v9c5YUUWO8wxASS/XFW/mqDmyF B8i47OyYsyFxUJvJ49VwtQ8FKAOdhfzINHnQiYpgLUtcJXpVEWSaZrMLt07SQy2f TU1Tg+j6J5tME7YgO2pvKS7Yehjy4YSUkBf2TLJbL8z2X8Wd+w0Y1LmsYt3kTkQ8 /phGyBCz7ESBl6Y= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAowZo8pvsQejiIjW1kKRa Uk6S7OdAYh4PwU73J9YcDznCu4yG5W09IYKNJwgu4loXKu3cZINFzU2EbotmtFnp ayTEgNq92ETopuNs7wBU48ff2Mx+SfsW9IFNKzTm16DMBEYIDX7sbntSDaFet5aR VNvQUGhbiNFYRbYRxC4/7IoTcgb9HRp3KXBDw/sA2it4rWgmx8DSBvcfuCGR7Gad ucMOfLDKIPw4rAo/E5hkihyY3Ca61PO4+WJFWXD2N4iNERbtBRLR+aoQRbh2/eBP VixwS9sWac9wulJNspCNeU2PwjNEsJI4mi4z0/H9h89SOK17DhCgNIRXR7zq4bti FQIDAQAB -----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 433018925474371271500768792091219906984553 . . . . . . . . [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 2023-08-17 13:32:55 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-15 13:32:54 +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 'cognita.co.nz' . . . . . . . . [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 20580004574566698814671041665457531330477951015040185678590822328149051965804242106882955532944178968082699567780948204570454289358207727780503452396864467469734587588533837012630010282064138929696461271372124462413070864805599178556105739025904483813544243629826271661901143778227128840368376383133143197320309548827601353212851633450645679554387125454367862150828797919214825263841953774631645836069581793830450936435836784330460776915935709417111614701990831211085860384350686160567474177010228015422331291058155123174462644260040004501505011358432678082715696784861219696272342537321716802814690524568924473483797 . . . . . . . . . . . . . . . . . . . . [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) 03b28df9f83602473a6c62e96ca623fc1afc4069 . . . . . . . . . . . . . . . . [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 (17 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cognita.co.nz' . . . . . . . . . . . . . . . . [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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f0007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018a03e9e6f3000004030047304502200e2609ccff64ce02421612e8698e02382c4c0439906c4b19bd1a417e9d9ef323022100dec2db19dd7b2dc217b5b5f925d246e3c4c3c32ef404617b56f9a5e1c89787ac0076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018a03e9e7270000040300473045022100fa8e5b6feb6124c90e605434626a60bdb09e9030a084c7ba6feb2dc178e75924022045745338d364155d02fd5e6e02d3a78407bddb00c2648cb8b0c43d5f29533900 . . . . [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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