centrum.nz
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:fc:ee:18:0b:5b:41:31:48:4e:2d:00:10:9b:b8:5d:f7:d1 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:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=centrum.nz
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:fc:ee:18:0b:5b:41:31:48:4e:2d:00:10:9b:b8:5d:f7:d1Serial Number (int): 347404495367815092079678743737747640285137
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: aa:64:8a:99:29:bd:60:91:b9:e9:ce:42:d0:fa:02:22:d7:6a:ea:f1
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 65:48:50:60:8c:44:32:86:18:48:53:4b:62:30:b1:e0:dc:dc:16:52
Fingerprint (sha256): d2:7f:ec:cc:33:f7:10:9b:ef:a2:d5:3d:a4:0d:8c:bd:ed:82:da:6e:c7:63:0d:57:15:3f:9b:7a:b2:93:3f:10
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate centrum.nz
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for centrum.nz
Public Key Algorithm
RSA
Key Size
4096
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
centrum.nz
www.centrum.nz
www.centrum.nz
Other certificates including the domain name centrum.nz
(limited to 100 certificates)
Certificate
The complete raw certificate details for centrum.nz in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGWzCCBUOgAwIBAgISA/zuGAtbQTFITi0AEJu4XffRMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAzMzEwNzUyNDBaFw0y MDA2MjkwNzUyNDBaMBUxEzARBgNVBAMTCmNlbnRydW0ubnowggIiMA0GCSqGSIb3 DQEBAQUAA4ICDwAwggIKAoICAQDLeyhT3bsW99/Z2TN/TgqiGUDnkYneZrY/JbEe /WoD5Ug9PZyStjoq7qU7UIEVHgWx6g1RZjXLxYF70vZgCCDkHeKc9J66nI+yREut rCLexGwwGxsFtNSG8QB1gzdNQ8p00dyGujIQfbXK2FEciUVuly8rwz8cDzS2jNWy VmHZrnOumFTjwpfpECdHNmW92NeDnxAIwr85APD2DlJ/X463i/FfKPrYjKBDUy0r 50ZbTVeKnCCTWlYN8Yu7TesqkxJfjujceR4D/qUOWWAqB4vWcIuvtIcy7rSJRUXp a7OqJ1vdltXfWJhIqhJ6F+lKlTdE7sgSA2cm3DPG7uOQMQaDDXNLjxrVILFdCjC0 XxZVt0hO7SOWUJRbP8lw5NXb0XVqba3GOTGzPtYtsD+EewAgbPA1t1XMpJqCge/p b/3ba4MZsn9MPjQwiLPJgcS2i2rn/SXJ7Qu9plFZapzWtglwqK0JmSbvFoYoIYYG GAzsIdgl43m/eluNA8Lpjb+2ZpvxacmCvSgaLj6oULIFGFQ69LThRuLZY6z8I0xy lpNX8V76MhFXCzoMcGCLXqa7jfOsQ+N9gdOb11y6iVB/CNP6sO8DB4S/45Eytnfi KHaAfOGACmdAvVijCIoD0QZt1r2lS1J0aLW1dMV+/sMah7UlF5rvRcq5ZENdy8DN dKVhgQIDAQABo4ICbjCCAmowDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsG AQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBSqZIqZKb1g kbnpzkLQ+gIi12rq8TAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBv BggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5s ZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5s ZXRzZW5jcnlwdC5vcmcvMCUGA1UdEQQeMByCCmNlbnRydW0ubnqCDnd3dy5jZW50 cnVtLm56MEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYI KwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBAwYKKwYBBAHW eQIEAgSB9ASB8QDvAHYAsh4FzIuizYogTodm+Su5iiUgZ2va+nDnsklTLe+LkF4A AAFxL8rswQAABAMARzBFAiB+iFB5gxoxlhoGkHURGATEsNmrA0Ecl8BRINjOKdA2 kwIhAJN4K7uWPlOSivoF/urQuTnpVCpIq/6ewT+e9IUp0kTwAHUAb1N2rDHwMRnY mQCkURX/dxUcEdkCwQApBo2yCJo32RMAAAFxL8rtPwAABAMARjBEAiB+B2NkVMhB YFz8i7n2WucE2GehRLMw8qlG40xz0/QjtwIgFFx0bUvhwL6Y/ekgbKnGnXRwVyXh 4fD9oD0aExVa5FUwDQYJKoZIhvcNAQELBQADggEBAGU+1wu3VWNwUZOd1ei3+7Qc Nrn+E5ehUYqzhy54rw/A4TXhJwjvqkM1R4HJYdhyXxCvt/5Vg4KPhZxHV6KbMzbX wZaY+eY0rt9YppgRq8fRZX4xqG5gByBb1yQJhemjdMHzWWbM1769OKto5mk/WPEG R6vN0AEwkFDE6UZU15jwrB04tc/kH7FhGRVMJLhthohxMl9LJWH02Io9cx+o5XeV TZNvWXROW4TgaAqhoo75j4EmKrYJWDa0VnbIQxyzDwTQtsZhTmjHciG7P682UbBd d7QXg02GTXTUti4RyqBvqh9bAVwMmA/g5mjVuhVWXsFUggvWb8vCSDSpq6Z9YEs= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAy3soU927Fvff2dkzf04K ohlA55GJ3ma2PyWxHv1qA+VIPT2ckrY6Ku6lO1CBFR4FseoNUWY1y8WBe9L2YAgg 5B3inPSeupyPskRLrawi3sRsMBsbBbTUhvEAdYM3TUPKdNHchroyEH21ythRHIlF bpcvK8M/HA80tozVslZh2a5zrphU48KX6RAnRzZlvdjXg58QCMK/OQDw9g5Sf1+O t4vxXyj62IygQ1MtK+dGW01Xipwgk1pWDfGLu03rKpMSX47o3HkeA/6lDllgKgeL 1nCLr7SHMu60iUVF6Wuzqidb3ZbV31iYSKoSehfpSpU3RO7IEgNnJtwzxu7jkDEG gw1zS48a1SCxXQowtF8WVbdITu0jllCUWz/JcOTV29F1am2txjkxsz7WLbA/hHsA IGzwNbdVzKSagoHv6W/922uDGbJ/TD40MIizyYHEtotq5/0lye0LvaZRWWqc1rYJ cKitCZkm7xaGKCGGBhgM7CHYJeN5v3pbjQPC6Y2/tmab8WnJgr0oGi4+qFCyBRhU OvS04Ubi2WOs/CNMcpaTV/Fe+jIRVws6DHBgi16mu43zrEPjfYHTm9dcuolQfwjT +rDvAweEv+ORMrZ34ih2gHzhgApnQL1YowiKA9EGbda9pUtSdGi1tXTFfv7DGoe1 JRea70XKuWRDXcvAzXSlYYECAwEAAQ== -----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 347404495367815092079678743737747640285137 . . . . . . . . [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 'Let's Encrypt Authority X3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-31 07:52:40 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-29 07:52:40 +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 'centrum.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 (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 830130397704394327844716235891633584689433335047324728596949506014202817201824245009980882244661293442934616579149736449782273405357327272925576497812714456549067448191491250348321223385285029207160744433110571751080013767650506013559811058236508108034773983747815840603325286894056599635545067674832556286834600619892871784735031277442314460558960788875677735628461757726466739411153181162117292478349546542880551101922390735853151050444354308216496543905389121349021247276516774309869462360449089253347277892049523400413934551518563408866997893077400495684777648347236255908350960922951363873986693537202540786132031042681802657049106809069136698522010607276045229953841492304207071866693178456517977788074848338760678312252083992706030723474023432180654025728235811538542630639430497596011632413211875955581447408074903370907205630634894861544660216774058582963468538193662907282471773595332917361585758710227930879412165820670854027568912430486683649672595378793138090670245299237078876091256655131691013008103165434649654341161345178241907391040829366212549124331536448120299385115382529691201232734872251688086659194205243154510656513306241647550016195528832451496306174549101126392945973934382848294949895178314566451950084481 . . . . . . . . . . . . . . . . . . . . [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) aa648a9929bd6091b9e9ce42d0fa0222d76aeaf1 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (30 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'centrum.nz' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.centrum.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 (69 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 1.3.6.1.4.1.44947.1.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org' . . . . . . . . . . . . . . . . [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) 00ef007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001712fcaecc1000004030047304502207e885079831a31961a069075111804c4b0d9ab03411c97c05120d8ce29d0369302210093782bbb963e53928afa05feead0b939e9542a48abfe9ec13f9ef48529d244f00075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d913000001712fcaed3f000004030046304402207e07636454c841605cfc8bb9f65ae704d867a144b330f2a946e34c73d3f423b70220145c746d4be1c0be98fde9206ca9c69d74705725e1e1f0fda03d1a13155ae455 . . . . [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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