cpcontacts.trentham.school.nz

Issued by R3

About this certificate

This digital certificate with serial number 04:03:d4:b5:46:69:7e:77:d0:15:c5:57:a6:24:ab:be:fb:9f was issued on by Let's Encrypt.

With 8 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=cpcontacts.trentham.school.nz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:03:d4:b5:46:69:7e:77:d0:15:c5:57:a6:24:ab:be:fb:9f
Serial Number (int): 349752728396768368221420631771660773424031
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: d7:41:2c:f7:b8:af:43:2d:ea:ec:e5:7f:55:3b:d5:d3:fa:c6:b0:1f
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): dd:ed:0f:b9:a9:c1:93:a1:e2:24:6b:2b:0e:d9:66:2c:7c:15:0c:d1
Fingerprint (sha256): 3a:b9:cf:7b:bd:c1:88:bb:19:52:fc:a1:c7:a5:9a:bc:92:6b:6d:79:41:58:f7:00:f6:61:b2:eb:3a:76:99:73

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

Revocation information

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

Check the revocation status for certificate cpcontacts.trentham.school.nz

8

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for cpcontacts.trentham.school.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

cpanel.trentham.school.nz
cpcalendars.trentham.school.nz
cpcontacts.trentham.school.nz
ipv6.trentham.school.nz
mail.trentham.school.nz
trentham.school.nz
trenthamschool.conceptfusion.co.nz
webdisk.trentham.school.nz

Other certificates including the domain name trentham.school.nz

(limited to 100 certificates)
cpcontacts.trentham.school.nz
cpanel.trentham.school.nz
trentham.school.nz
trenthamschool.conceptfusion.co.nz
trentham.school.nz
webmail.trentham.school.nz

Certificate

The complete raw certificate details for cpcontacts.trentham.school.nz in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4pGPJ8uF0o5MT9X0iGt8
yajZOwQNZYQsFhl7zh/dPhM3XfJR2KPiSiflF/JN7YQUyrT4FbW282WJI14q2TEX
bREwvGWGy6kz+Kal3Cm52tzE+fbw/0DPo99miU12tcHTZoSmR9inuUXOwggin4kg
dgOdlYB0ryck/XlVd9ZnfR8LqRgifyhDR1vtqNzFW9SLjAo0hYQgiOD2zFrkNLW/
a3CgCn/BByC9mvZ64OUytjxNgdgfTll9eB1OWdM0U0bKcSOrWv5zV6b6TAVu/D0V
9ndsqZbOMmH3a950GHm2wxbIezYKzuFEn3kQjLeE8Yje9OPfbAXWPm7a+6hsSePG
5QIDAQAB
-----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 349752728396768368221420631771660773424031
 . . . . . . . . [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 2024-03-09 02:24:34 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-07 02:24:33 +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 'cpcontacts.trentham.school.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 28601634839528977201711818865523606074686562984892016177806343907340247126994069597235781892849407236250370652901677746792089466429045973083109979527480367833148761720387793133109755624760643736575564040997955036239030631843851025193417479788317620121419076475536661500051765920789977744079482358982734702924330646292537819467430239102343106473816062397034833536344985281250663470447195821943587497077688438840863249211581974862435605098389833014400625804291575524308754868713848831973626476880179706647681490365158630338314326290025583976816779384824668830923737538120077007109258744810262892523259917230446332856037
 . . . . . . . . . . . . . . . . . . . . [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)
							d7412cf7b8af432deaece57f553bd5d3fac6b01f
 . . . . . . . . . . . . . . . . [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 (227 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpanel.trentham.school.nz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpcalendars.trentham.school.nz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpcontacts.trentham.school.nz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ipv6.trentham.school.nz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.trentham.school.nz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'trentham.school.nz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'trenthamschool.conceptfusion.co.nz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webdisk.trentham.school.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018e213db1a0000004030047304502200f4bc1006b48ec47d7292edca575b18d7354481ae7ee6002725135f4d064de6d022100d0157f5495cfd6ed3c47fbf86efd06fdda4f5b1b1306717a8b374df009b6cc3400770076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018e213db1dc0000040300483046022100988fed31a916860113c5a71f1b8b5e2e61764ff39307431208fcd6b62d676e28022100ff83fd3796838e7bdcebaf8903a8d3fcba5d95607340e9617d2b23f4d1326111
 . . . . [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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