www.concordia.sa.edu.au

Issued by R3

About this certificate

This digital certificate with serial number 04:38:da:9d:bc:91:69:b3:d6:46:bf:97:8e:1b:73:95:bb:3e was issued on by Let's Encrypt.

With 4 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=www.concordia.sa.edu.au

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:38:da:9d:bc:91:69:b3:d6:46:bf:97:8e:1b:73:95:bb:3e
Serial Number (int): 367795546992915244555402111236054986373950
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 2e:50:af:7d:6f:d7:8f:a5:9a:8d:13:1b:93:bf:93:38:98:30:47:4f
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): c2:4b:ae:ea:83:f8:0a:93:dd:b1:69:f2:e4:ab:6d:33:83:b4:cd:43
Fingerprint (sha256): 0d:48:70:71:41:60:af:f4:74:92:b9:76:a1:85:4d:f5:bd:36:9e:8f:d6:71:f9:11:c6:94:04:1a:25:b1:7a:c6

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

Revocation information

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

Check the revocation status for certificate www.concordia.sa.edu.au

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.concordia.sa.edu.au

Public Key Algorithm

ECDSA

Key Size

256

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature

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

concordia.sa.edu.au
dev.concordia.brighterserver.com.au
website-2021.concordia.sa.edu.au
www.concordia.sa.edu.au

Other certificates including the domain name concordia.sa.edu.au

(limited to 100 certificates)
www.concordia.sa.edu.au
concordia.sa.edu.au
www.concordia.sa.edu.au
concordia.sa.edu.au
www.concordia.sa.edu.au
concordia.sa.edu.au
*.concordia.sa.edu.au
concordia.sa.edu.au
www.concordia.sa.edu.au
*.concordia.sa.edu.au
www.concordia.sa.edu.au
www.concordia.sa.edu.au
concordia.sa.edu.au
www.concordia.sa.edu.au
*.concordia.sa.edu.au
concordia.sa.edu.au
concordia.sa.edu.au
concordia.sa.edu.au
*.concordia.sa.edu.au
concordia.sa.edu.au
www.concordia.sa.edu.au
concordia.sa.edu.au
concordia.sa.edu.au
concordia.sa.edu.au
www.concordia.sa.edu.au
concordia.sa.edu.au
concordia.sa.edu.au
concordia.sa.edu.au
www.concordia.sa.edu.au
concordia.sa.edu.au

Certificate

The complete raw certificate details for www.concordia.sa.edu.au in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEEC8yczeKqT7CdiFbFwh5Zf5cADwb
pdIdsiccFZNbxVhqpj/u6yWZJS0RTgxnTTW6gzw1iEljanCgnxLkqIY8UA==
-----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 367795546992915244555402111236054986373950
 . . . . . . . . [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 2024-01-31 14:28:56 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-30 14:28:55 +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 'www.concordia.sa.edu.au'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey)
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7 (prime256v1)
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits)
				0004102f3273378aa93ec276215b17087965fe5c003c1ba5d21db2271c15935bc5586aa63feeeb2599252d114e0c674d35ba833c358849636a70a09f12e4a8863c50
 . . . . . . . . [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 (1 bits)
							0780
 . . . . . . . . . . . . . . . . [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)
							2e50af7d6fd78fa59a8d131b93bf93389830474f
 . . . . . . . . . . . . . . . . [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 (119 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'concordia.sa.edu.au'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dev.concordia.brighterserver.com.au'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'website-2021.concordia.sa.edu.au'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.concordia.sa.edu.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 (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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d6023358c00000403004730450220047a655ebf88dbdc8468ff0adf1150f8b516ae974a658ca2f82ce3ef5b5ad66f022100adcc8677206f43cd93a5f5f87650551841306f6f68dcacd786a79c04dc234607007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018d6023359c00000403004730450220109882466fecfa5faa009bb8a583904c757fce46053e4bd440e4f322194f3712022100da94be99cf177612c2d746b13962aa06e0fe54d510f21aee5215acb8048a80bc
 . . . . [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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