alumni.mdx.ac.uk

Issued by GeoTrust SSL CA - G3

About this certificate


This digital certificate with serial number 09:11:ea:69:2b:71:4b:86:0d:54:39:d8:85:e5:f0:17 was issued on by GeoTrust Inc. .

While the 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.

Cerificate errors/warnings *beta

  • WARNING: Using depricated TeletexString for '[London]'
  • WARNING: Using depricated TeletexString for '[Middlesex University]'
  • WARNING: Using depricated TeletexString for '[Hosting]'
  • WARNING: Using depricated TeletexString for '[alumni.mdx.ac.uk]'

Middlesex University

Organization: Middlesex University
Organization unit: Hosting
State / Province: Great Britain
Locality: London
Country: GB

GeoTrust Inc.

Organization: GeoTrust Inc.
State / Province: Great Britain
Locality: London
Country: GB

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 09:11:ea:69:2b:71:4b:86:0d:54:39:d8:85:e5:f0:17
Serial Number (int): 12056075424908474104698601334072799255
Serial Number lenght: 124 bits, 16 octets

SubjectKeyId:
AuthorityKeyId: d2:6f:f7:96:f4:85:3f:72:3c:30:7d:23:da:85:78:9b:a3:7c:5a:7c

Fingerprint (sha1): cc:66:29:b8:f9:44:39:24:e6:3f:27:42:0e:70:ca:34:cb:fe:de:da
Fingerprint (sha256): 35:d2:9b:75:44:f8:de:f6:65:3e:32:c9:75:c2:a0:73:92:08:35:6f:5d:7d:70:49:31:c4:06:9a:b3:21:18:c3

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

Revocation information

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

Check the revocation status for the current certificate on alumni.mdx.ac.uk
1
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

8 extensions
No unhandled critical extensions



CA Certificate

This is not a CA certificate

Subject Alternative Names

This certificate doesn't contain any other subject alternative names besides the common name of the subject: alumni.mdx.ac.uk

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIE9TCCA92gAwIBAgIQCRHqaStxS4YNVDnYheXwFzANBgkqhkiG9w0BAQsFADBE MQswCQYDVQQGEwJVUzEWMBQGA1UEChMNR2VvVHJ1c3QgSW5jLjEdMBsGA1UEAxMU R2VvVHJ1c3QgU1NMIENBIC0gRzMwHhcNMTUwNDE1MDAwMDAwWhcNMTYwNTEzMjM1 OTU5WjCBgjELMAkGA1UEBhMCR0IxFjAUBgNVBAgTDUdyZWF0IEJyaXRhaW4xDzAN BgNVBAcUBkxvbmRvbjEdMBsGA1UEChQUTWlkZGxlc2V4IFVuaXZlcnNpdHkxEDAO BgNVBAsUB0hvc3RpbmcxGTAXBgNVBAMUEGFsdW1uaS5tZHguYWMudWswggEiMA0G CSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCtDs57k4n5Faa5riRkRZ8iEw0nsYF9 QSurriopOEvcorfod/eTwNWPD3cFfWXeDAlDIarcRib/m4OMK+x5/q/dap37vCNn NWWdum7jJNbKYOtGO6e4Gao2dz4jtQEhcthz73ZRwR+Gr0QxYzOFNRF0McqFcMDv wJoTZM16I9yI2NVFOecGpvk1hyOhv8KK1iIs1EFQbzdJTX9ArhGV4FbDFsVmExNA OaSECnjw4RSD+xbRB7gCJdb9I+dZcTenGlsv2BDptPWShcwDnxfqNcFspREDRLVn qaTMEkvt9E+/sS+PRybzp8CB1KKGGtOGhFuPiW9rDtCAKktQ/nxOWA/hAgMBAAGj ggGiMIIBnjAbBgNVHREEFDASghBhbHVtbmkubWR4LmFjLnVrMAkGA1UdEwQCMAAw DgYDVR0PAQH/BAQDAgWgMCsGA1UdHwQkMCIwIKAeoByGGmh0dHA6Ly9nbi5zeW1j Yi5jb20vZ24uY3JsMIGdBgNVHSAEgZUwgZIwgY8GBmeBDAECAjCBhDA/BggrBgEF BQcCARYzaHR0cHM6Ly93d3cuZ2VvdHJ1c3QuY29tL3Jlc291cmNlcy9yZXBvc2l0 b3J5L2xlZ2FsMEEGCCsGAQUFBwICMDUMM2h0dHBzOi8vd3d3Lmdlb3RydXN0LmNv bS9yZXNvdXJjZXMvcmVwb3NpdG9yeS9sZWdhbDAdBgNVHSUEFjAUBggrBgEFBQcD AQYIKwYBBQUHAwIwHwYDVR0jBBgwFoAU0m/3lvSFP3I8MH0j2oV4m6N8WnwwVwYI KwYBBQUHAQEESzBJMB8GCCsGAQUFBzABhhNodHRwOi8vZ24uc3ltY2QuY29tMCYG CCsGAQUFBzAChhpodHRwOi8vZ24uc3ltY2IuY29tL2duLmNydDANBgkqhkiG9w0B AQsFAAOCAQEAQHHULyj/U8tgcW3ubl1LuQVPTrjuFBtK/2MqSrvRDMb/LcJtybFP Z/tJG4ZE4QTgCj9Cz73ZE3ALKRAuTHNQNaUV5JiWkDW2Gvm4ehXZqxOiNGfFLFPi sXgtrCqQV/+4PjxP2c0q+yMRifVtuI9+LSGKm8NGbYgK5LSK/nkGPSe2SymHR78B ib+hKwtR4vh/ZqaG0Hzu/sTc2HnkWjQ8iozPJamKFzkUUjm1w1mtq4sh8YiosOrG VKSaqV3ztTmnoG/jZMeWXZgsSzdmiPKXiG1nQk7TUgf32Fnnm0mFvacF1tAYW5p6 IT1TcjJlpXitctKLhSIcFFJFbyRUEyg3Cw== -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArQ7Oe5OJ+RWmua4kZEWf IhMNJ7GBfUErq64qKThL3KK36Hf3k8DVjw93BX1l3gwJQyGq3EYm/5uDjCvsef6v 3Wqd+7wjZzVlnbpu4yTWymDrRjunuBmqNnc+I7UBIXLYc+92UcEfhq9EMWMzhTUR dDHKhXDA78CaE2TNeiPciNjVRTnnBqb5NYcjob/CitYiLNRBUG83SU1/QK4RleBW wxbFZhMTQDmkhAp48OEUg/sW0Qe4AiXW/SPnWXE3pxpbL9gQ6bT1koXMA58X6jXB bKURA0S1Z6mkzBJL7fRPv7Evj0cm86fAgdSihhrThoRbj4lvaw7QgCpLUP58TlgP 4QIDAQAB -----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 12056075424908474104698601334072799255 . . . . . . . . [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 'GeoTrust SSL CA - G3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-04-15 00:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-05-13 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 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'GB' . . . . . . . . . . . . [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 'Great Britain' . . . . . . . . . . . . [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:20|false] TeletexString, T61String 'London' . . . . . . . . . . . . [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:20|false] TeletexString, T61String 'Middlesex University' . . . . . . . . . . . . [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:20|false] TeletexString, T61String 'Hosting' . . . . . . . . . . . . [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:20|false] TeletexString, T61String 'alumni.mdx.ac.uk' . . . . . . . . [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 21846528152462765872230435305015843448805729098520262352043707544107285546327214147762974769635376312213442986916951701406626183677870083285532284847659678964282817109455316112624250976314875798396133012816693469333792210386534365731821218160916333683771170823064176401884459373792858355361713019513379466707298005157199366453460748122162164899040078963064543310917981154944467296590328461028334432177955831287186239113228623898526559218735454267665209869841879515037978226963380694201176360004423241312369643374742816944433037593983783153215375011572171410402331605286170204868875795208292688440714326740949129498593 . . . . . . . . . . . . . . . . . . . . [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 (20 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'alumni.mdx.ac.uk' . . . . . . . . . . . . . . . . [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 2.5.29.15 (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 2.5.29.31 (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://gn.symcb.com/gn.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 (149 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.2 (Organization 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.geotrust.com/resources/repository/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.geotrust.com/resources/repository/legal' . . . . . . . . . . . . . . . . [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 2.5.29.35 (authorityKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName d26ff796f4853f723c307d23da85789ba37c5a7c . . . . . . . . . . . . . . . . [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://gn.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://gn.symcb.com/gn.crt' . . . . [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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