attainnz.com
Issued by R3
About this certificate
This digital certificate with serial number 04:8d:b4:62:4f:2c:bc:67:9b:8e:f8:5c:ac:3a:76:8d:8e:52 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=attainnz.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:8d:b4:62:4f:2c:bc:67:9b:8e:f8:5c:ac:3a:76:8d:8e:52Serial Number (int): 396668728953081437479981265314822855954002
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 93:80:86:b7:e9:a6:eb:c7:73:fc:14:8d:a5:e6:b7:7e:a2:b2:d8:39
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 04:d0:e9:dd:fe:cf:59:8b:e1:12:75:4a:62:42:01:46:0d:dd:81:be
Fingerprint (sha256): 25:b0:ad:a5:01:82:e3:da:a8:a9:de:41:94:2d:d6:3e:d5:5e:76:ab:16:a7:a9:28:62:e2:91:fc:e8:0f:d9:e2
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate attainnz.com
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for attainnz.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
attainnz.com
www.attainnz.com
www.attainnz.com
Other certificates including the domain name attainnz.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for attainnz.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIE9jCCA96gAwIBAgISBI20Yk8svGebjvhcrDp2jY5SMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yNDAyMTIwMjUwMDFaFw0yNDA1MTIwMjUwMDBaMBcxFTATBgNVBAMT DGF0dGFpbm56LmNvbTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAKQj ev5sOxgYNpFFhC31mD4MhYxNWdqBac57SSnM989XKcbEQCOjTajsu6exqS4tLAJr mUgiVMGaW9pc9CWotOwmGOuKEPRkXG9lE0ZgMXlQrZjWtt1uJnlyzGnVZ8VRFEvv RbM/PAl9VYU34XmVJL6jaVP//PBQ1Sq1oig2vxulAQRup8CXNgUaGRNrL4S9zNX4 CnDoypWCLEPOhiP53HJsE9XRhSX8g3p+coKlAGu5yRkxrRKLjvoABh+8bev+cJ6b d7fGvkx/8Uo2UwjYWXGFjQeSoum6szNBvsYZ+9+2labzw+Hz5u84XYsSHYQZBfr0 vL+gRYjrfzexfBd6HQcCAwEAAaOCAh8wggIbMA4GA1UdDwEB/wQEAwIFoDAdBgNV HSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4E FgQUk4CGt+mm68dz/BSNpea3fqKy2DkwHwYDVR0jBBgwFoAUFC6zF7dYVsuuUAlA 5h+vnYsUwsYwVQYIKwYBBQUHAQEESTBHMCEGCCsGAQUFBzABhhVodHRwOi8vcjMu by5sZW5jci5vcmcwIgYIKwYBBQUHMAKGFmh0dHA6Ly9yMy5pLmxlbmNyLm9yZy8w KQYDVR0RBCIwIIIMYXR0YWlubnouY29tghB3d3cuYXR0YWlubnouY29tMBMGA1Ud IAQMMAowCAYGZ4EMAQIBMIIBAwYKKwYBBAHWeQIEAgSB9ASB8QDvAHYASLDja9qm RzQP5WoC+p0w6xxSActW3SyB2bu/qznYhHMAAAGNm2+kLAAABAMARzBFAiAfseBc ecC2XuZ7lgu7sb+R2dv7Is17zqdz3hIZ0yHszAIhANoEKYa6OX89ISWa2h9qOzw1 TybH3ftuPCLDByPlCE79AHUAdv+IPwq2+5VRwmHM9Ye6NLSkzbsp3GhCCp/mZ0xa OnQAAAGNm2+kpgAABAMARjBEAiAW070h4TjV7koh2LrLACPbCe5fiapsr1vjzbPl t9h6UQIgNeKBkalp16/f3J1czNf2kuCz96Q9loMLyhzFkOexsKIwDQYJKoZIhvcN AQELBQADggEBAFEfmaED72NQO/AZ/83x7a13sSWBwoBSikvmxCegNvwVz7Xm/MH9 svTF8BnsopIrGjXXMLMBO7y+7Bv8GiIS4MC0LldmHMg9I81D7fO7JbFDdIQoWhJK udqRRocC0rq0Fxi8FfCVaNl8fgxgVvHakAU3yz9T8gcrgl3pCKe1rdTIyJYwq1ct gkEhNq+W4ARfCPrOXXloGd2N73b163x3EXV5D0FR49GgQtGNZ304SHLQ1x/V2QV+ 2+uI5nBrUPGsCtss1Oiuc2vW/iQ5ipkkt4GZtrRH2bkUU4osSie1Ksg3wXBMHeci sjT7Ox1HqhGSegJsP76qyWCo7pnHAPfgha4= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApCN6/mw7GBg2kUWELfWY PgyFjE1Z2oFpzntJKcz3z1cpxsRAI6NNqOy7p7GpLi0sAmuZSCJUwZpb2lz0Jai0 7CYY64oQ9GRcb2UTRmAxeVCtmNa23W4meXLMadVnxVEUS+9Fsz88CX1VhTfheZUk vqNpU//88FDVKrWiKDa/G6UBBG6nwJc2BRoZE2svhL3M1fgKcOjKlYIsQ86GI/nc cmwT1dGFJfyDen5ygqUAa7nJGTGtEouO+gAGH7xt6/5wnpt3t8a+TH/xSjZTCNhZ cYWNB5Ki6bqzM0G+xhn737aVpvPD4fPm7zhdixIdhBkF+vS8v6BFiOt/N7F8F3od BwIDAQAB -----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 396668728953081437479981265314822855954002 . . . . . . . . [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 2024-02-12 02:50:01 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-12 02:50:00 +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 'attainnz.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 20720578073794101663798814783738896217003344013358215362283580666586458483123178569105354341102803192449580118356011605395132978606943002937291741001983502392995965593274551716531662916001907985195922233581263395992488162084127748701170529841978288793024889725977129369749542400618943879556894151104849339813867792417437686529592008313386665014010370807865925956165872254113012305684760651313296631269743845620655196893127317697827105708748695793839477714765439066940952850050388085937144335528565380897175720250889488461658412516131648581802151718107556419195241212082148114948200284868042144943567613987306048462087 . . . . . . . . . . . . . . . . . . . . [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) 938086b7e9a6ebc773fc148da5e6b77ea2b2d839 . . . . . . . . . . . . . . . . [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 (34 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'attainnz.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.attainnz.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 (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef00760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d9b6fa42c000004030047304502201fb1e05c79c0b65ee67b960bbbb1bf91d9dbfb22cd7bcea773de1219d321eccc022100da042986ba397f3d21259ada1f6a3b3c354f26c7ddfb6e3c22c30723e5084efd00750076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018d9b6fa4a60000040300463044022016d3bd21e138d5ee4a21d8bacb0023db09ee5f89aa6caf5be3cdb3e5b7d87a51022035e28191a969d7afdfdc9d5cccd7f692e0b3f7a43d96830bca1cc590e7b1b0a2 . . . . [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) 00511f99a103ef63503bf019ffcdf1edad77b12581c280528a4be6c427a036fc15cfb5e6fcc1fdb2f4c5f019eca2922b1a35d730b3013bbcbeec1bfc1a2212e0c0b42e57661cc83d23cd43edf3bb25b1437484285a124ab9da91468702d2bab41718bc15f09568d97c7e0c6056f1da900537cb3f53f2072b825de908a7b5add4c8c89630ab572d82412136af96e0045f08face5d796819dd8def76f5eb7c771175790f4151e3d1a042d18d677d384872d0d71fd5d9057edbeb88e6706b50f1ac0adb2cd4e8ae736bd6fe24398a9924b78199b6b447d9b914538a2c4a27b52ac837c1704c1de722b234fb3b1d47aa11927a026c3fbeaac960a8ee99c700f7e085ae