*.curtin.edu.sg

Issued by RapidSSL SHA256 CA

About this certificate

This digital certificate with serial number 78:c1:d3:2a:ff:94:59:0e:4a:27:36:2f:8f:39:af:8e was issued on by GeoTrust Inc..

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)
  • Sub certificates SHOULD include Subject Key Identifier in end entity certs (RFC 5280: 4.2 & 4.2.1.2)

Certificate Subject

CN=*.curtin.edu.sg

GeoTrust Inc.

Organization: GeoTrust Inc.
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 78:c1:d3:2a:ff:94:59:0e:4a:27:36:2f:8f:39:af:8e
Serial Number (int): 160513755782994341662285513957874184078
Serial Number lenght: 127 bits, 16 octets

SubjectKeyId:
AuthorityKeyId: 97:c2:27:50:9e:c2:c9:ec:0c:88:32:c8:7c:ad:e2:a6:01:4f:da:6f

Fingerprint (sha1): cd:75:c7:bf:83:0f:7d:dd:cb:05:fa:62:7d:49:08:35:15:db:17:4c
Fingerprint (sha256): e9:6e:9d:17:b1:ba:67:70:d3:da:23:f7:99:69:d4:1a:e2:97:bb:81:40:04:70:bc:4c:38:a9:6c:8a:7c:2e:2c

Issuing Certificate URL: http://gp.symcb.com/gp.crt

Revocation information

OCSP Server: http://gp.symcd.com
CRL Distribution Point: http://gp.symcb.com/gp.crl

Check the revocation status for certificate *.curtin.edu.sg

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.curtin.edu.sg

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

*.curtin.edu.sg
curtin.edu.sg

Other certificates including the domain name curtin.edu.sg

(limited to 100 certificates)

Certificate

The complete raw certificate details for *.curtin.edu.sg in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAq8lEAGn8hJ4pYra1zBlf
AB9ozjTZuYaAf1/Vwqa7dwa/lP1HL039skB1j4DeHb6HcDtzWO9aveD/ctqP9ayF
cIppUNx/xsl1QtCJ7qbi/exlctbeo4a46v6cfDQ6peQYbZtOtj1aS2rXuycJrtgQ
L4Cl9ovYZYAm9f3z/5QeDsVw1m0J3LMx+9P+quqJDYPdCYnFU5CXranBMm0F7VV3
PnqGdDMUmYSXQxVu8LeLCHR7O1P8JUFn2SqYZqiv4pzwEWKBANkpFELoFxk5casN
zRh0WFgJvjOcFApiHny7wEW35pQkUnUAXZdu65DlJZJ9SnxFGwDshZt9bWHW4/bX
KwIDAQAB
-----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 160513755782994341662285513957874184078
 . . . . . . . . [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 'GeoTrust Inc.'
 . . . . . . . . . . . . [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 'RapidSSL SHA256 CA'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-11-01 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-11-01 23:59:59 +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:12|false] UTF8String '*.curtin.edu.sg'
 . . . . . . . . [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 21685997931014060808193922326758241723154498268983333396682200787674722700138164007792862683250063771483220079126757031420248332297767009745901817318825455662201506748912745765308972299974525590799911826330417335164464118357632480150060657481665741452589224986530660576601718547472990361592792094660700718234728126636643589167672925537271876996102903438736210723854082155410763375998834158816655734463713986039865618154054569625535331050572563638756117018080583981095900994552552452325283155659394838771750379427432954441284379300645428982892805705211660842777885129423033057773698150168298474199252943501467193890603
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (34 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.curtin.edu.sg'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'curtin.edu.sg'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://gp.symcb.com/gp.crl'
 . . . . . . . . . . . . . . . . [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 (104 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: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 'https://www.rapidssl.com/legal'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'https://www.rapidssl.com/legal'
 . . . . . . . . . . . . . . . . [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 97c227509ec2c9ec0c8832c87cade2a6014fda6f
 . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (75 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://gp.symcd.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://gp.symcb.com/gp.crt'
 . . . . . . . . . . . . . . . . [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 (368 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (364 bytes)
							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
 . . . . [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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