mailer.kiwischools.co.nz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:85:27:e6:a5:57:19:04:c3:2c:fc:7a:b9:f6:eb:82:a5:7a 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=mailer.kiwischools.co.nz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:85:27:e6:a5:57:19:04:c3:2c:fc:7a:b9:f6:eb:82:a5:7a
Serial Number (int): 306647450069376807933805075149638334588282
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 62:41:b9:c9:3f:4d:0c:6b:a4:d2:05:e2:b9:47:8c:5d:2b:bf:77:58
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 04:2d:ea:23:7e:71:c3:87:e0:15:4b:23:7f:85:80:16:0e:1d:67:84
Fingerprint (sha256): 50:b1:fa:67:a5:54:17:0a:4d:2f:8e:cc:37:0b:8c:07:5e:06:6b:b6:3f:dd:f4:35:ac:1b:7c:33:f3:9b:bc:a6

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate mailer.kiwischools.co.nz

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mailer.kiwischools.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

mailer.kiwischools.co.nz

Other certificates including the domain name kiwischools.co.nz

(limited to 100 certificates)
beta.kiwischools.co.nz
dashboard.kiwischools.co.nz
kiwischools.com
kiwischools.co.nz
www.kiwischools.co.nz
mailer.kiwischools.co.nz
kiwischools.com
kiwischools.co.nz
kiwischools.co.nz
kiwischools.co.nz
support.kiwischools.co.nz
kiwischools.co.nz
kiwischools.co.nz
kiwischools.com
portal.kiwischools.co.nz
mailer.kiwischools.co.nz
dashboard.kiwischools.co.nz
mailer.kiwischools.co.nz
dashboard.kiwischools.co.nz
kiwischools.co.nz
support.kiwischools.co.nz
dashboard.kiwischools.co.nz
kiwischools.com
dashboard.kiwischools.co.nz
kiwischools.com
kiwischools.com
mailer.kiwischools.co.nz
kiwischools.co.nz
mailer.kiwischools.co.nz
gitlab.kiwischools.co.nz
kiwischools.com
kiwischools.com
mailer.kiwischools.co.nz
kiwischools.co.nz
mailer.kiwischools.co.nz
beta.kiwischools.co.nz
kiwischools.co.nz
kiwischools.com
kiwischools.co.nz
kiwischools.com
images.kiwischools.co.nz
kiwischools.com
kiwischools.co.nz
kiwischools.com
mailer.kiwischools.co.nz
cdn.kiwischools.co.nz
kiwischools.com
kiwischools.co.nz
www.kiwischools.co.nz
kiwischools.com
images.kiwischools.co.nz
kiwischools.co.nz
cdn.kiwischools.co.nz
kiwischools.com
www.kiwischools.co.nz
kiwischools.com
beta.kiwischools.co.nz

Certificate

The complete raw certificate details for mailer.kiwischools.co.nz in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4j7Gxx75JZRai29N0CDV
VIQSv+dOMeuJF8KvYCY6CFDnnerZxfNu+zUS06LoCdjg3RtITm15m1RsuWFkLkOe
5kf5wqaT1EwNZgxdET8t6ynLxqPjbGlmXQYbX57sU7zilGVTJdv75lktC7Y2J7Qt
LpM98ZqjYwS0lsMDWgl9l8lIv6To8QY0YeA6UBno6zHPJuMd794OMl4OeXDzjaW2
yAPiehHfBIeGZyn/kOzMEnImzLCSrjE0GZvR5WQW3yKhY5h7Z6m7xoxS4UcGxqYf
ilScCfdqU8mkGcpIaqXFZE0ntdIeDcQNKXBxa9IzAt+2INwBR9sI6ZQomCskWwK7
KQIDAQAB
-----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 306647450069376807933805075149638334588282
 . . . . . . . . [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 2019-04-10 22:36:06 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-07-09 22:36:06 +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 'mailer.kiwischools.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 28560813156323143980504371042942447914403956889927665935217185794260606531340154666915155147481885481461553232819407819720363435785343679991130260497471617852162537983080005137830763544328517228542631827624438992133908695458616952708472597929195388141144397886368744673081242487981083547729972348734712107181865231599757318757410137264882306632422423463456108352495370478733048929015104717058043352154574006903861536840834974347098294953187257729933829521955269444272912608566628892052389708072989284388567343467222547933192037494949215862871359805578557568864636594699283990209530257873278437834262886574028711181097
 . . . . . . . . . . . . . . . . . . . . [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)
							6241b9c93f4d0c6ba4d205e2b9478c5d2bbf7758
 . . . . . . . . . . . . . . . . [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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mailer.kiwischools.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 (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)
							00ef007500e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016a099bcdc6000004030046304402207e09b7db66dc007279363bf18479a5dcdf3717bfd8f9aff0c2042069fdd00d3102206ceb4d53b561cc38feee5d885aa7e253233a82152084187c917406d7406d9c9200760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016a099bcdc80000040300473045022100d8d4570fd79d61d2fe0ce26eede9418c9a0ce3c55cc45ca0d9326ca5e964de2802201cf214f3b808610e34085699edfd9a140a053c1346ae0d59e113191547bf8163
 . . . . [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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