ctfc.co.nz
Issued by R3
About this certificate
This digital certificate with serial number 04:65:eb:31:d0:6d:90:ed:94:7a:4b:bc:7a:e9:1e:e5:4d:79 was issued on by Let's Encrypt.
With 4 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:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=ctfc.co.nz
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:65:eb:31:d0:6d:90:ed:94:7a:4b:bc:7a:e9:1e:e5:4d:79Serial Number (int): 383130290015033215164584608963650769997177
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 74:a2:ee:c4:18:aa:43:a0:6c:2d:58:cb:ad:e4:ee:94:85:f4:c4:5c
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): c6:a6:02:16:49:25:c4:bb:9e:00:33:e6:24:88:86:04:49:02:90:11
Fingerprint (sha256): a6:a5:e3:29:c7:a7:41:91:9f:a3:39:44:b3:1c:1d:f2:d4:0d:c5:bb:a8:29:1b:91:ec:0c:ff:23:2c:78:09:32
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate ctfc.co.nz
4
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for ctfc.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
ctfc.co.nz
ctfc.nz
www.ctfc.co.nz
www.ctfc.nz
ctfc.nz
www.ctfc.co.nz
www.ctfc.nz
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Certificate
The complete raw certificate details for ctfc.co.nz in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFBjCCA+6gAwIBAgISBGXrMdBtkO2Ueku8euke5U15MA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzA5MTMxNjE5NDZaFw0yMzEyMTIxNjE5NDVaMBUxEzARBgNVBAMT CmN0ZmMuY28ubnowggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCqURCp 3kS6u3/n+6P9z8tdjhcfJp7xfcLib7BfGwTcJsx+bSASYKmvFgu04+FjDsT4dYrN 5Oal4ij2zGpYkYyl9H26JyFYYyljpQSXZwPMxpFc6d32VVd1/v6mKB6QJOgEIaWo 5vCFTUFdRTcvoQ+EAbHoRRrVwkstrxzsqV+6k+17jDoG0WZCsJCq/fgovV5hGnIl T7UB0lX+BSzoUtofhQftcPNeLBHLhMZvqlWSVP6nLd4BzmFh6WKaZ2soNXQ2/VeA aSGBjfBnCNfxztSV2JgKITh74cKK/NyLzutCRMsm0yUbfLfOLgC42zEAGX4Hm3uH FtzWQrIRgn0XRtFnAgMBAAGjggIxMIICLTAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0l BBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYE FHSi7sQYqkOgbC1Yy63k7pSF9MRcMB8GA1UdIwQYMBaAFBQusxe3WFbLrlAJQOYf r52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDovL3IzLm8u bGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5jci5vcmcvMDsG A1UdEQQ0MDKCCmN0ZmMuY28ubnqCB2N0ZmMubnqCDnd3dy5jdGZjLmNvLm56ggt3 d3cuY3RmYy5uejATBgNVHSAEDDAKMAgGBmeBDAECATCCAQMGCisGAQQB1nkCBAIE gfQEgfEA7wB2AHoyjFTYty22IOo44FIe6YQWcDIThU070ivBOlejUutSAAABio+O X4QAAAQDAEcwRQIhAKLXR38moJH1YyvI/ki1SBWeGBYkQRgN8KZRvW0nhFaFAiAH GTIcq4Zm4cMfZPbwDN4UrKjbSlcuaa6uYfyhfX6rQAB1AOg+0No+9QY1MudXKLyJ a8kD08vREWvs62nhd31tBr1uAAABio+OX3oAAAQDAEYwRAIgLNpSxB4hz4gWUF0I ftJy36XQoDRvvbGi1gr3qHqgfYICIAv3ZobE8QKV/UJWmYXthQHFGQactk8ehguQ jm+PHaPyMA0GCSqGSIb3DQEBCwUAA4IBAQBfxD2vuA9u/+DMnIqcaOHTfILfJUXX D4zjgoYAaHe4FnBwnUhm8wloarkOybWCN71wA992wlHZp/TaCWmXGzRxFE3BCyZi pOUYezgaZ4+HRZf9IAHk090Vp8X5Q3HrMWqVFFQEDaFamzJWYBVdLSfuOK9CpG/E S0AiYkqdFuBsR85CTmEVxkQg7/UZPo1+4CtfUpXtzpJ3pWtyuhBmxfBp1uljZzhe BsU0LRvZUaCTII+RdZ34ZLYMLEJQgkYiSq3UksKAjZ9Gdh52LMTFg3QSrvwUTQVL m4E8QHEu9DP7ds5M0A76acZ64Zd8h6eTu2nVIIYtJ+dvThcw1i2eizLX -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqlEQqd5Eurt/5/uj/c/L XY4XHyae8X3C4m+wXxsE3CbMfm0gEmCprxYLtOPhYw7E+HWKzeTmpeIo9sxqWJGM pfR9uichWGMpY6UEl2cDzMaRXOnd9lVXdf7+pigekCToBCGlqObwhU1BXUU3L6EP hAGx6EUa1cJLLa8c7KlfupPte4w6BtFmQrCQqv34KL1eYRpyJU+1AdJV/gUs6FLa H4UH7XDzXiwRy4TGb6pVklT+py3eAc5hYelimmdrKDV0Nv1XgGkhgY3wZwjX8c7U ldiYCiE4e+HCivzci87rQkTLJtMlG3y3zi4AuNsxABl+B5t7hxbc1kKyEYJ9F0bR ZwIDAQAB -----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 383130290015033215164584608963650769997177 . . . . . . . . [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 2023-09-13 16:19:46 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-12 16:19:45 +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 'ctfc.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 21500486530964049378043340101941184613806311006193510354827699204286238163138512374651296180403565829327407143453860598460129919033284942894918407495755663099524637258282189251492311308339769967857451972353397657998578936402438371389424212333879391929539969150267322138194554463046572744001115539237799492787161365489841368127512078769286933233354230505248660913332246207776366214435715667052758079177954018355429851981721363608827243916917927722372829860959864936382583293995297271094410408424222014278906880020746053160481325202406013576993866660812761849776760686439799652882331028037952408174010802396238361055591 . . . . . . . . . . . . . . . . . . . . [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) 74a2eec418aa43a06c2d58cbade4ee9485f4c45c . . . . . . . . . . . . . . . . [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 (52 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ctfc.co.nz' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ctfc.nz' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ctfc.co.nz' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ctfc.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 (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef0076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018a8f8e5f840000040300473045022100a2d7477f26a091f5632bc8fe48b548159e18162441180df0a651bd6d2784568502200719321cab8666e1c31f64f6f00cde14aca8db4a572e69aeae61fca17d7eab40007500e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e0000018a8f8e5f7a000004030046304402202cda52c41e21cf8816505d087ed272dfa5d0a0346fbdb1a2d60af7a87aa07d8202200bf76686c4f10295fd42569985ed8501c519069cb64f1e860b908e6f8f1da3f2 . . . . [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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