*.nus.edu.sg

Issued by DigiCert SHA2 Secure Server CA

About this certificate


This digital certificate with serial number 0c:06:0b:7f:64:e4:6b:b1:71:0a:2b:dc:23:b1:dc:30 was issued on by DigiCert Inc .

With 3 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.

National University of Singapore

Organization: National University of Singapore
State / Province: Singapore
Locality: Singapore
Country: SG

DigiCert Inc

Organization: DigiCert Inc
State / Province: Singapore
Locality: Singapore
Country: SG

Time untill certificate expires

This certificate will expire on

Certificate Details

Serial Number (hex): 0c:06:0b:7f:64:e4:6b:b1:71:0a:2b:dc:23:b1:dc:30
Serial Number (int): 15982122930277123556001787024669531184
Serial Number lenght: 124 bits, 16 octets

SubjectKeyId: d2:18:9e:59:4c:3e:9e:f9:59:40:de:ee:b8:8a:c0:f7:1a:bd:e8:dc
AuthorityKeyId: 0f:80:61:1c:82:31:61:d5:2f:28:e7:8d:46:38:b4:2c:e1:c6:d9:e2

Fingerprint (sha1): 13:46:a6:6b:06:b6:f1:f3:e4:89:15:41:49:08:56:9a:3a:6e:67:2c
Fingerprint (sha256): 18:30:37:f7:b9:df:41:70:42:d9:1a:66:48:66:3e:9f:9c:df:08:63:a7:80:e7:e6:56:73:e8:f0:3a:27:a3:ee

Issuing Certificate URL: http://cacerts.digicert.com/DigiCertSHA2SecureServerCA.crt

Revocation information

OCSP Server: http://ocsp.digicert.com
CRL Distribution Point: http://crl3.digicert.com/ssca-sha2-g4.crl
CRL Distribution Point: http://crl4.digicert.com/ssca-sha2-g4.crl

Check the revocation status for the current certificate on *.nus.edu.sg
3
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details about this certificate


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

*.nus.edu.sg
nus.edu.sg
nuscoop.nus.edu.sg

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFOTCCBCGgAwIBAgIQDAYLf2Tka7FxCivcI7HcMDANBgkqhkiG9w0BAQsFADBN MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMScwJQYDVQQDEx5E aWdpQ2VydCBTSEEyIFNlY3VyZSBTZXJ2ZXIgQ0EwHhcNMTUwMjI3MDAwMDAwWhcN MTgwNTI3MTIwMDAwWjB3MQswCQYDVQQGEwJTRzESMBAGA1UECBMJU2luZ2Fwb3Jl MRIwEAYDVQQHEwlTaW5nYXBvcmUxKTAnBgNVBAoTIE5hdGlvbmFsIFVuaXZlcnNp dHkgb2YgU2luZ2Fwb3JlMRUwEwYDVQQDDAwqLm51cy5lZHUuc2cwggEiMA0GCSqG SIb3DQEBAQUAA4IBDwAwggEKAoIBAQDbSg9wGeUsnbwcfEKGddXYVH8UleTy/6vg lm/YtNEUgQBxWY9Wo5KNPXP2uP4yvD0UVYZAdE2TADZyQzSexxfBf25EuJFDycsf NfWtd/MbA5u7NaklkF1DMy1bYeGSo0HQMFgtXkzVJp2VX9twOgSWcjybuR4reEgu NQ8AShGSAKvrRJjH1S1nBPvTYjRK5mnj7dScKX/NQYhXRO3ZfqHrmXcKuR1aAOok HTO7X75jHDD4Jl96msFgX2ukInbTSoDzBlshikMo2rCU6CG75RBqU76QepyzSKvU lR2jeSNFMcfq6MchtKCdQxqPe01gXdv+Dg3jvo18lxcR/7iOtJ1NAgMBAAGjggHp MIIB5TAfBgNVHSMEGDAWgBQPgGEcgjFh1S8o541GOLQs4cbZ4jAdBgNVHQ4EFgQU 0hieWUw+nvlZQN7uuIrA9xq96NwwNwYDVR0RBDAwLoIMKi5udXMuZWR1LnNnggpu dXMuZWR1LnNnghJudXNjb29wLm51cy5lZHUuc2cwDgYDVR0PAQH/BAQDAgWgMB0G A1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjBrBgNVHR8EZDBiMC+gLaArhilo dHRwOi8vY3JsMy5kaWdpY2VydC5jb20vc3NjYS1zaGEyLWc0LmNybDAvoC2gK4Yp aHR0cDovL2NybDQuZGlnaWNlcnQuY29tL3NzY2Etc2hhMi1nNC5jcmwwQgYDVR0g BDswOTA3BglghkgBhv1sAQEwKjAoBggrBgEFBQcCARYcaHR0cHM6Ly93d3cuZGln aWNlcnQuY29tL0NQUzB8BggrBgEFBQcBAQRwMG4wJAYIKwYBBQUHMAGGGGh0dHA6 Ly9vY3NwLmRpZ2ljZXJ0LmNvbTBGBggrBgEFBQcwAoY6aHR0cDovL2NhY2VydHMu ZGlnaWNlcnQuY29tL0RpZ2lDZXJ0U0hBMlNlY3VyZVNlcnZlckNBLmNydDAMBgNV HRMBAf8EAjAAMA0GCSqGSIb3DQEBCwUAA4IBAQCXWea/g99j/tGcz2bc8mAlPZVQ t+R5Z5kvaoQ6hlQUPRmHtYb3qrVZgvTlfMgG6osyIjn8nJTBXgJtV6nESd1z6Y8a 4Qe+JzDmKyCnyOFlWfO/04rZKrU7O96TelJkPu4+7foa5Byek3i9LbTAqyOD+TkE 0BBHBVerNqHJXZY3pRmk6mbKCd9SjE+JkZpAXFaFNZsBMBdvA8VjaNuXY0YLw53n hdMdl/WCWICCoyiOS4d7sWuAxa0k9DISo0nWdw9Ax6KNHAHzAJff3kCZQmY6gwCL SryGnpqzbS8XqWKsXhFPBUjwU77cWt/aikvfkbxxrp3o1lnZQMzjUxffOiQa -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA20oPcBnlLJ28HHxChnXV 2FR/FJXk8v+r4JZv2LTRFIEAcVmPVqOSjT1z9rj+Mrw9FFWGQHRNkwA2ckM0nscX wX9uRLiRQ8nLHzX1rXfzGwObuzWpJZBdQzMtW2HhkqNB0DBYLV5M1SadlV/bcDoE lnI8m7keK3hILjUPAEoRkgCr60SYx9UtZwT702I0SuZp4+3UnCl/zUGIV0Tt2X6h 65l3CrkdWgDqJB0zu1++Yxww+CZfeprBYF9rpCJ200qA8wZbIYpDKNqwlOghu+UQ alO+kHqcs0ir1JUdo3kjRTHH6ujHIbSgnUMaj3tNYF3b/g4N476NfJcXEf+4jrSd TQIDAQAB -----END PUBLIC KEY-----

ASN1 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 15982122930277123556001787024669531184 . . . . . . . . [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 'DigiCert 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 'DigiCert SHA2 Secure Server CA' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-02-27 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-05-27 12:00:00 +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 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'SG' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Singapore' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Singapore' . . . . . . . . . . . . [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 'National University of Singapore' . . . . . . . . . . . . [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 '*.nus.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 27682709284743816064062248403127938774054978107582935146550792629791237768341279478027707263116721101209519556461905429861400647674951624817697459032887146914177994894828222265181125313349174859020997514471780999579799599992078282318230151400064433986076676160474997262556580264039640895069554583283367169197681678319686090131217729857741340706176295215282318845677146745221963290560531794788676999181123043925575935387301185253156906080161721044725872523769645653448589079955426448817234853641081074172843973224930680917499374150727997640842707502080635474202663542668513887540691571080941859705971679940690218097997 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.35 (authorityKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 0f80611c823161d52f28e78d4638b42ce1c6d9e2 . . . . . . . . . . . . . . . . [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) d2189e594c3e9ef95940deeeb88ac0f71abde8dc . . . . . . . . . . . . . . . . [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 (48 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.nus.edu.sg' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nus.edu.sg' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nuscoop.nus.edu.sg' . . . . . . . . . . . . . . . . [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 2.5.29.31 (cRLDistributionPoints) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (100 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://crl3.digicert.com/ssca-sha2-g4.crl' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://crl4.digicert.com/ssca-sha2-g4.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 (59 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.16.840.1.114412.1.1 (digiCertOVCert) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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.digicert.com/CPS' . . . . . . . . . . . . . . . . [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 (112 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.digicert.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://cacerts.digicert.com/DigiCertSHA2SecureServerCA.crt' . . . . . . . . . . . . . . . . [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 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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