dufnartacademy.com.au

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:38:17:56:4b:02:0b:ba:89:39:ad:61:10:b8:43:92:dc:71 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=dufnartacademy.com.au

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:38:17:56:4b:02:0b:ba:89:39:ad:61:10:b8:43:92:dc:71
Serial Number (int): 280423690645628987396315977147428904295537
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: f9:ad:b3:f8:8d:91:cd:b3:00:15:7b:43:67:70:39:73:04:38:5d:f7
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 01:66:7d:e8:2b:7f:39:3e:f7:5c:bc:57:49:42:93:a3:95:0e:bb:ad
Fingerprint (sha256): 80:af:6d:38:84:e0:c1:49:f1:62:78:e5:1c:61:8d:bd:27:2c:76:03:92:d0:0e:30:94:31:6a:b7:ad:2e:a2:25

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 dufnartacademy.com.au

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for dufnartacademy.com.au

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

dufnartacademy.com.au
www.dufnartacademy.com.au

Other certificates including the domain name dufnartacademy.com.au

(limited to 100 certificates)
moonscion.com
dev.advice.palledad.com
dufnartacademy.com.au
dufnartacademy.com.au
dufnartacademy.com.au
dufnartacademy.com.au
getscoped.io
svc-test.kukunawa.pl
dufnartacademy.com.au
www.picturecollage.app
wellness-menta.ynet.co.il
cricket.krazijames.com
www.dufnartacademy.com.au
dufnartacademy.com.au
favorite-pwa.com
dufnartacademy.com.au
racewars.co.za
personal.elhassu.com
dufnartacademy.com.au
grandstop.com
dufnartacademy.com.au
www.cendocs.com
onzo.capsulestudios.gg
grandstop.com
dufnartacademy.com.au
dufnartacademy.com.au
dufnartacademy.com.au
dufnartacademy.com.au
dufnartacademy.com.au
www.cube.dj
pagosgarantizados.app
dev.poppic.cam
d.qa5-app.stg.shippio.jp
favorite-pwa.com
www.picturecollage.app
onzo.capsulestudios.gg

Certificate

The complete raw certificate details for dufnartacademy.com.au in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAu1QLNveInLQygehAe8sy
lOnXbKAbnD1KHYd9IkeGJPlAAMkEoVCE+xOf2p/YfGsKIrOq93iGPdDxA0gb/ANC
qZ8FS1UKuRhc9uTXI2QVYL9hQCr6TkFIiFg1iBo29GOsSzQ3/rquKTbEQ/9/LWaQ
stp5r0KMvc4kN7ufyl1SOBi441l2dN90iIxhNexjgY6zMMV3OldX/3RCLN2eqg5d
6HZEskUKAoghbykTTxgt+Pm6v9T2Vd4BBCi8Q/fblGTImoys8pQAHCLdfnFqYUZe
I2enFLNs7OZbAn0qsRPYsqH5YJ8GENMK6pf/9Qc2RRqECmPy8bi3T0AKVnFVIVCu
aQIDAQAB
-----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 280423690645628987396315977147428904295537
 . . . . . . . . [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 2019-03-22 08:45:11 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-06-20 08:45:11 +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 'dufnartacademy.com.au'
 . . . . . . . . [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 23648006574742856675990461456665538366116604832147768731605069949409783197559841717972300007467884612131250751593949186686633744173470445605593887482049747574908816049391025705826397882295844791583294160172673001227880847837504019436641270281257530703704588112958162862722168089317804540183403039140952245416216713455375021459042821233926015866615798656495379849244418583254360169198151810522245946451887987037335768827066890037395403363130837017924619967525081424024492498747045617356647500254431265398507147590118346703548554546038842993975529086164286112207893788755451438496183685493328592633733147040776157441641
 . . . . . . . . . . . . . . . . . . . . [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)
							f9adb3f88d91cdb300157b436770397304385df7
 . . . . . . . . . . . . . . . . [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 (52 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dufnartacademy.com.au'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.dufnartacademy.com.au'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007500747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc5600000169a4ca414f00000403004630440220753be7553e70e462b36906f516c100626a434d5e85f255bf72bdb8a5a4c4435a022050b1762b9026ea24dc615b604e2f5625251e8178a0a9dab2c783ce3f7e85961b00770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000169a4ca3faa000004030048304602210086899e340ac885503de3eca5b46c7cc910c6ad9068d5ab4211b6d940cabd5514022100da58bb4b8095962838642953f718a338d8b420f198739e6593f36d6dfe14026d
 . . . . [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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