*.unisim.edu.sg

Issued by Amazon

About this certificate

This digital certificate with serial number 0c:04:73:a7:cc:09:67:1b:33:f3:94:e6:d7:0a:9f:28 was issued on by Amazon.

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=*.unisim.edu.sg

Amazon

Organization: Amazon
Organization unit: Server CA 1B
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 0c:04:73:a7:cc:09:67:1b:33:f3:94:e6:d7:0a:9f:28
Serial Number (int): 15973850908206998851087189444907409192
Serial Number lenght: 124 bits, 16 octets

SubjectKeyId: 05:aa:67:89:11:c3:fd:6e:7a:19:2e:89:01:e9:fe:75:9f:08:ce:29
AuthorityKeyId: 59:a4:66:06:52:a0:7b:95:92:3c:a3:94:07:27:96:74:5b:f9:3d:d0

Fingerprint (sha1): c5:2b:6f:70:3f:32:db:83:c6:b1:7d:93:31:69:8e:62:59:6a:10:d3
Fingerprint (sha256): 41:48:c7:1f:3d:83:01:ad:87:85:b4:9f:51:ce:d6:f7:f4:07:42:dc:10:cd:7f:a7:e1:c3:f4:54:7b:c3:66:58

Issuing Certificate URL: http://crt.sca1b.amazontrust.com/sca1b.crt

Revocation information

OCSP Server: http://ocsp.sca1b.amazontrust.com
CRL Distribution Point: http://crl.sca1b.amazontrust.com/sca1b.crl

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

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.unisim.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

*.unisim.edu.sg
*.suss.edu.sg

Other certificates including the domain name unisim.edu.sg

(limited to 100 certificates)
webmail.suss.edu.sg
www.unisim.edu.sg
*.unisim.edu.sg
*.unisim.edu.sg
www5.unisim.edu.sg
mail.unisim.edu.sg
isotope.unisim.edu.sg
myunisim.unisim.edu.sg
webmail.suss.edu.sg
www.unisim.edu.sg
www14.unisim.edu.sg
www5.unisim.edu.sg
*.unisim.edu.sg
webmail.suss.edu.sg
webmail.unisim.edu.sg
www.unisim.edu.sg
mail.suss.edu.sg
nitrogen.unisim.edu.sg
*.unisim.edu.sg
mail.suss.edu.sg
ogs1.unisim.edu.sg
www.unisim.edu.sg
mail.suss.edu.sg
ahmad.unisim.edu.sg
selenium.unisim.edu.sg
myunisim.unisim.edu.sg
www.unisim.edu.sg
www.unisim.edu.sg
*.unisim.edu.sg
webmail.suss.edu.sg
www.unisim.edu.sg
*.unisim.edu.sg
www.unisim.edu.sg
www9.unisim.edu.sg
*.unisim.edu.sg
www.unisim.edu.sg
donation.unisim.edu.sg
webmail.unisim.edu.sg
sts.unisim.edu.sg
mail.unisim.edu.sg
*.unisim.edu.sg
donation.unisim.edu.sg
webmail.suss.edu.sg
*.unisim.edu.sg
*.unisim.edu.sg
webmail.suss.edu.sg
ahmad.suss.edu.sg
sts.unisim.edu.sg
donation.unisim.edu.sg
webmail.unisim.edu.sg
www11.unisim.edu.sg
*.unisim.edu.sg
mail.unisim.edu.sg
*.unisim.edu.sg
webmail.unisim.edu.sg
sipexternal.sim.edu.sg
sts.unisim.edu.sg
www3.unisim.edu.sg
webmail.unisim.edu.sg
www.suss.edu.sg
mail.unisim.edu.sg
www.unisim.edu.sg
ahmad.suss.edu.sg
www.unisim.edu.sg
www.unisim.edu.sg
ogs1.unisim.edu.sg
ahmad.suss.edu.sg
myunisim.unisim.edu.sg
www4.unisim.edu.sg
*.unisim.edu.sg
mail.suss.edu.sg
Unilab.unisim.edu.sg
unilab.unisim.edu.sg
webmail.suss.edu.sg
snowcapstone.unisim.edu.sg
www15.unisim.edu.sg
webmail.suss.edu.sg
mail.suss.edu.sg
ogs1.unisim.edu.sg
*.unisim.edu.sg
sts.unisim.edu.sg
www.unisim.edu.sg
ahmad.suss.edu.sg
webmail.unisim.edu.sg
www.suss.edu.sg
mail.unisim.edu.sg
myunisim.unisim.edu.sg
ahmad.unisim.edu.sg
www5.unisim.edu.sg
nitrogen.unisim.edu.sg
*.unisim.edu.sg
unilab.unisim.edu.sg
ogs1.unisim.edu.sg
*.unisim.edu.sg
mail.suss.edu.sg
webmail.suss.edu.sg
snowcapstone.unisim.edu.sg
mail.unisim.edu.sg
www.suss.edu.sg
www1.unisim.edu.sg

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIEYTCCA0mgAwIBAgIQDARzp8wJZxsz85Tm1wqfKDANBgkqhkiG9w0BAQsFADBG
MQswCQYDVQQGEwJVUzEPMA0GA1UEChMGQW1hem9uMRUwEwYDVQQLEwxTZXJ2ZXIg
Q0EgMUIxDzANBgNVBAMTBkFtYXpvbjAeFw0xNzA0MDQwMDAwMDBaFw0xODA1MDQx
MjAwMDBaMBoxGDAWBgNVBAMMDyoudW5pc2ltLmVkdS5zZzCCASIwDQYJKoZIhvcN
AQEBBQADggEPADCCAQoCggEBAMcMnlg4zJslJTSd23DyQUBlnX6e6FLfQCBF4KSJ
qtCNlYCwYRF0Tt7C/MOTyXSLkg3rRVp/RGrw/RVYKwBQiwV8vbk7wWYcpsQG53HQ
hYXM30w+q6xoQLa0nSOpxM8JsiSHXKyGTrFTSQunFZWo4Vy9XxZkRhlLCCK5D3WP
nDZQuNpfOvcUFgxyCezRs2UGafSz1N90eTfYZS2BzYAkT6Te74+VYbPuIy0cn5DE
fnisD8tVNwfK3xfXRQlP6XQsxAwMDPcZYmCNMhVNnNoLp7iprYIWgoHVLS5P+ddB
OltIOwYR+O9YyajaRi7ERaGSdGqmiiOpz6u8vizpnFskOqcCAwEAAaOCAXUwggFx
MB8GA1UdIwQYMBaAFFmkZgZSoHuVkjyjlAcnlnRb+T3QMB0GA1UdDgQWBBQFqmeJ
EcP9bnoZLokB6f51nwjOKTApBgNVHREEIjAggg8qLnVuaXNpbS5lZHUuc2eCDSou
c3Vzcy5lZHUuc2cwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMB
BggrBgEFBQcDAjA7BgNVHR8ENDAyMDCgLqAshipodHRwOi8vY3JsLnNjYTFiLmFt
YXpvbnRydXN0LmNvbS9zY2ExYi5jcmwwEwYDVR0gBAwwCjAIBgZngQwBAgEwdQYI
KwYBBQUHAQEEaTBnMC0GCCsGAQUFBzABhiFodHRwOi8vb2NzcC5zY2ExYi5hbWF6
b250cnVzdC5jb20wNgYIKwYBBQUHMAKGKmh0dHA6Ly9jcnQuc2NhMWIuYW1hem9u
dHJ1c3QuY29tL3NjYTFiLmNydDAMBgNVHRMBAf8EAjAAMA0GCSqGSIb3DQEBCwUA
A4IBAQCASTdAlI/zwZNtuasFMIU9MVD2XTqwlDm5RygW0HJJ7Ta9HJbHRgSkH0LF
2Jc1O6nGuk0wLinb4PsFC+NebEKl9/V89uEcVdMjfJ/jnmeK9X96tYR3ar+44uFe
adG99jbNizRcFX/q1ugcifjG2iaA6sga5sO3vMsVRDLJFniUqLQLrj5cMqeN8g8w
sajF2q0lW5BoD21HAkz1wY5/rEe/Orrpuf1gzvtPgcCYcW2VmZ1S+flEopMOuCZc
b+/TJDHAv+zfFWri2RdjN4cTiZPnqrOrRo6dK5l3w/o506LH0yl2YO8bQIs/5DvQ
3xFLBg9L+8FVFepnGW53R79aMZE8
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxwyeWDjMmyUlNJ3bcPJB
QGWdfp7oUt9AIEXgpImq0I2VgLBhEXRO3sL8w5PJdIuSDetFWn9EavD9FVgrAFCL
BXy9uTvBZhymxAbncdCFhczfTD6rrGhAtrSdI6nEzwmyJIdcrIZOsVNJC6cVlajh
XL1fFmRGGUsIIrkPdY+cNlC42l869xQWDHIJ7NGzZQZp9LPU33R5N9hlLYHNgCRP
pN7vj5Vhs+4jLRyfkMR+eKwPy1U3B8rfF9dFCU/pdCzEDAwM9xliYI0yFU2c2gun
uKmtghaCgdUtLk/510E6W0g7BhH471jJqNpGLsRFoZJ0aqaKI6nPq7y+LOmcWyQ6
pwIDAQAB
-----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 15973850908206998851087189444907409192
 . . . . . . . . [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 'Amazon'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Server CA 1B'
 . . . . . . . . . . . . [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 'Amazon'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-04-04 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-05-04 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 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String '*.unisim.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 25127645119106061373695577418675527937257797896565391277419032654742874129506786369749570256780818531156645588930230244896525028922102310049546711207453408742810678956487051247586989188887737252155733136987350789408520457603330267063816975835235222641129807602672562149043690298426492796625311031057856908922124126137537124823869577825672220218923060435905240713834792697423024412023629015356730940235875492057671685133774843035399232803789502054236578397089684250759197719536187935152749364781600391299628674610587538379485428472571864703636604077950606842798946268437428432167107062159766260105213180370803681933991
 . . . . . . . . . . . . . . . . . . . . [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 59a4660652a07b95923ca394072796745bf93dd0
 . . . . . . . . . . . . . . . . [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)
							05aa678911c3fd6e7a192e8901e9fe759f08ce29
 . . . . . . . . . . . . . . . . [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 '*.unisim.edu.sg'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.suss.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 (52 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://crl.sca1b.amazontrust.com/sca1b.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 (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 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (105 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.sca1b.amazontrust.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://crt.sca1b.amazontrust.com/sca1b.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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