smarttech.nz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:53:61:36:bd:57:51:f6:92:9c:2d:12:83:01:a6:5b:78:bd 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=smarttech.nz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:53:61:36:bd:57:51:f6:92:9c:2d:12:83:01:a6:5b:78:bd
Serial Number (int): 289709513589633761730495708878887508998333
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 87:98:20:73:7f:4a:4f:60:f1:3f:63:c0:6a:73:e9:ee:21:dd:4a:8f
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 01:71:96:c2:f4:55:67:8c:d2:d3:7f:7e:5d:89:19:8f:c1:df:18:23
Fingerprint (sha256): 5f:39:70:ad:21:5c:58:47:61:38:07:7e:37:c9:cf:a8:35:2a:59:6d:9b:40:09:e5:b5:99:ec:0d:e5:7e:79:ac

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 smarttech.nz

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for smarttech.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

smarttech.nz

Other certificates including the domain name smarttech.nz

(limited to 100 certificates)
smarttech.nz
smarttech.nz
www.smarttech.nz
books.leecommunication.ch
smarttech.nz
www.smarttech.nz
www.smarttech.nz
billing.ropesforafrica.co.za
www.smarttech.nz
smarttech.nz
billing.netcontroll.com
smarttech.nz
smarttech.nz
smarttech.nz
www.smarttech.nz
www.smarttech.nz
smarttech.nz
smarttech.nz
smarttech.nz
smarttech.nz
smarttech.nz
books.hooli.com.do
www.smarttech.nz
smarttech.nz
books.hooli.com.do
books.nwc360.com
books.hooli.com.do
www.smarttech.nz
smarttech.nz
www.smarttech.nz
webmail.smarttech.nz
smarttech.nz
smarttech.nz
www.smarttech.nz
www.smarttech.nz
books.smarttech.nz
smarttech.nz
www.smarttech.nz
books.hooli.com.do
books.hooli.com.do
www.smarttech.nz
books.zamia.cr
apps.qubit.co.ao
books.hooli.com.do
www.smarttech.nz
smarttech.nz
smarttech.nz
books.hooli.com.do
smarttech.nz

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxED0Sw0/cEquj1904DxY
rnWVtSVGLYhas1VHZkZ8qnZ8xutDLETHbKI0IksaLCnW9h1m5PoCrVkHWgmjSbNT
1/fuCZlj4VOJKqZ5/yIgPBtiLgn7lxIWBjYB9cchLgPoYC3nxcWsnypq/4zzqfsS
3mSBUQqran8J4Jf+rGD90Yn3wPh8atjc/G4seebjoRDC/QPUgsJhTRxkSeSHZr4Q
GtbIlbu055lDikFg8XeyxnGgJU14dNLkiE0RnbLX3829X4GFaYlMNW1XLwqLaNdY
zEp8t8IH29VgWjykM9RQEn0nzXFxNeFCoL542oRBIm+DXgSuLvvVSICTXYuSx3f+
3QIDAQAB
-----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 289709513589633761730495708878887508998333
 . . . . . . . . [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 2018-12-31 04:49:06 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-03-31 04:49:06 +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 'smarttech.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 24774737917762354092576104310023183584920429922859254495704792588512529937351793006532856061972711126099033728115563343568286889326087787358829119494999374665630407246793922248492961662784213504763404194402256693883166711285597281144913522772997799673380749685225031624339082313831573134103668740204927047970470240821124417468738323340496188774034941129314854554914166740343059067466397345526514171879942967375624055574002907202538729758193895707353297735690481470657246444638623935867126291479805251562327236330994158435855720332216382786709432898617457653653910852567672852014244576280441332407527184163910406635229
 . . . . . . . . . . . . . . . . . . . . [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)
							879820737f4a4f60f13f63c06a73e9ee21dd4a8f
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'smarttech.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)
							00ef007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016802cefd8c0000040300473045022100ac5d4de56f91f894715ee4c4eae27b6f537dbb9d3703d7c0e413e74cbddda8af022025bec309fd799f8bcd41830d1465bd532b03fb19dfb9d49e7be71b4076871acd007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016802cefd920000040300463044022074668e789179ae7bf582a39b2ba5d14bd9a27820a2c5921a37c806a44f103110022062c06a2faa987a81f14610aa2f3a849bff51fcff41ba716af9b694aefdae0f71
 . . . . [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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