duffett.co.nz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:c0:ab:f5:8b:4a:56:4c:dc:31:45:81:dc:11:b8:77:27:9c 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=duffett.co.nz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:c0:ab:f5:8b:4a:56:4c:dc:31:45:81:dc:11:b8:77:27:9c
Serial Number (int): 326899645169255014134549365628886865880988
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 11:41:85:80:a3:fb:fb:a4:a0:48:cb:ae:ba:9f:d9:1d:7a:33:66:9e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 56:11:9c:46:d5:3d:72:fb:43:1c:39:f4:86:a0:45:af:12:95:f2:66
Fingerprint (sha256): 12:1a:de:06:84:11:ea:eb:54:ea:42:21:de:a1:29:17:35:73:fc:35:f0:21:60:d7:e4:e7:33:7d:49:da:90:68

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 duffett.co.nz

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for duffett.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

duffett.co.nz

Other certificates including the domain name duffett.co.nz

(limited to 100 certificates)
remote.duffett.co.nz
www.duffett.co.nz
remote.duffett.co.nz
www.duffett.co.nz
duffett.co.nz
duffett.co.nz
www.duffett.co.nz
duffett.co.nz
www.duffett.co.nz
duffett.co.nz
www.duffett.co.nz
www.duffett.co.nz
www.duffett.co.nz
www.duffett.co.nz
remote.duffett.co.nz
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www.duffett.co.nz
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duffett.co.nz
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duffett.co.nz
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duffett.co.nz
www.duffett.co.nz
duffett.co.nz
www.duffett.co.nz
duffett.co.nz
duffett.co.nz
duffett.co.nz
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duffett.co.nz
www.duffett.co.nz
duffett.co.nz
duffett.co.nz
duffett.co.nz
duffett.co.nz
duffett.co.nz
duffett.co.nz
www.duffett.co.nz
www.duffett.co.nz
www.duffett.co.nz
duffett.co.nz
duffett.co.nz
remote.duffett.co.nz
www.duffett.co.nz
www.duffett.co.nz
duffett.co.nz
remote.duffett.co.nz
www.duffett.co.nz
www.duffett.co.nz
www.duffett.co.nz
duffett.co.nz
duffett.co.nz
duffett.co.nz
www.duffett.co.nz
duffett.co.nz
www.duffett.co.nz
duffett.co.nz
remote.duffett.co.nz
www.duffett.co.nz
www.duffett.co.nz
remote.duffett.co.nz
remote.duffett.co.nz
duffett.co.nz
www.duffett.co.nz
duffett.co.nz
www.duffett.co.nz

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAiChocqmToKMjDxT8dE77
7cwAq228eGuWWo+Ccs+rfHoFvb8GRVrD1XrMAfWNyDkYMORKLY6FWA/1YeYU8xfB
LdUvL0WOPno3jKc7lSbIEvkQm0Uo9ex9oTPRoHjyyft7+5m7Ba0Yt64+0o5raJ3X
+gbZBLooT+ojzXwgYVcjjUAMpgrsVj5gltw1WEq4tEjykz9c9K6DCcQDhahiOm/+
/DmU6Nm6xinLNnIyVYTd3nT22tr2eBzV/u+D9To4sZHz7K4lhq7C2ZLbxRGd+qdO
/dYbcruDmvoPRQz0tbO+ywAD83dMzLhk6F1Ma1m0bPr8VFvcwv0ArcRjBVwdUpcz
0QIDAQAB
-----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 326899645169255014134549365628886865880988
 . . . . . . . . [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 2018-11-21 11:53:42 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-02-19 11:53:42 +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 'duffett.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 17188335402640901294098016511871493888921106738323408212268451718592508626346880774510117614788792086812643830983336429152010607211590399861261861656259461595111982522659470676686246304914116152216579954945132338819201075154179937382958492930574061511230386282377091725435648129065604190051110551831157056661991497386459661560502589775518834735992823257027997241896146907618802947724178635531161598900755023871059117735117880376797947241490869776196157644610217556788291900351688751441611516196900111632637474815188643409040736253203908336311687602136064560849274288746790132784639688805157148977958968075473835733969
 . . . . . . . . . . . . . . . . . . . . [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)
							11418580a3fbfba4a048cbaeba9fd91d7a33669e
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'duffett.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f2007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016736555cef0000040300483046022100fa0d3c867938b9df0b3efd2fccd2ab527e497d059d5836087b7bcb8ed2008e290221009d90b9fd9538b21da5172948398c97df9916220e5b538a95cf674918aa20724400770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016736555b110000040300483046022100ad2a88f2db81c0b91f1ab7ce3aa8772856bffbf156ee301bcb01003b598ee1c4022100baaf096065effdc569b3b4b6680d5ab62fc04e5f495db8b93ef3e462f809f7a2
 . . . . [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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