webmail.ldeo.columbia.edu

Issued by GeoTrust DV SSL CA

About this certificate


This digital certificate with serial number 03:1b:01 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

  • ERROR: localityName is required for [EV] certificates
  • ERROR: businessCategory is required for [EV] certificates
  • ERROR: jurisdictionCountryName is required for [EV] certificates
  • ERROR: localityName or stateOrProvinceName is required if organizationName is set
  • ERROR: stateOrProvinceName is required if organizationName is set

webmail.ldeo.columbia.edu

Company registration number: tvuZFXX9empgykksHotY20ydd0AHOkNu
Organization: webmail.ldeo.columbia.edu
Organization unit: GT75687885
Organization unit: See www.geotrust.com/resources/cps (c)11
Organization unit: Domain Control Validated - QuickSSL(R) Premium
Country: US

GeoTrust Inc.

Organization: GeoTrust Inc.
Organization unit: Domain Validated SSL
Country: US

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 03:1b:01
Serial Number (int): 203521
Serial Number lenght: 18 bits, 3 octets

SubjectKeyId: cc:9b:64:c3:c5:d4:7f:ff:97:51:f8:3e:02:6c:15:cb:f1:6a:e0:1b
AuthorityKeyId: 8c:f4:d9:93:0a:47:bc:00:a0:4a:ce:4b:75:6e:a0:b6:b0:b2:7e:fc

Fingerprint (sha1): d2:f0:76:06:87:ce:72:5f:ad:18:69:6e:34:d7:b8:26:35:2c:c9:fc
Fingerprint (sha256): 9d:c0:8b:4e:a6:76:b5:45:d2:9c:9a:e1:55:7f:fd:9b:d2:dc:db:93:48:11:9c:7b:b2:27:59:f7:6b:5e:6c:a7

Issuing Certificate URL: http://gtssldv-aia.geotrust.com/gtssldv.crt

Revocation information

CRL Distribution Point: http://gtssldv-crl.geotrust.com/crls/gtssldv.crl

Check the revocation status for the current certificate on webmail.ldeo.columbia.edu
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

SHA1 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: webmail.ldeo.columbia.edu

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFFjCCA/6gAwIBAgIDAxsBMA0GCSqGSIb3DQEBBQUAMGExCzAJBgNVBAYTAlVT MRYwFAYDVQQKEw1HZW9UcnVzdCBJbmMuMR0wGwYDVQQLExREb21haW4gVmFsaWRh dGVkIFNTTDEbMBkGA1UEAxMSR2VvVHJ1c3QgRFYgU1NMIENBMB4XDTExMTEyMDE2 MjIzM1oXDTEzMTEyMjIxMTA1OFowggEBMSkwJwYDVQQFEyB0dnVaRlhYOWVtcGd5 a2tzSG90WTIweWRkMEFIT2tOdTELMAkGA1UEBhMCVVMxIjAgBgNVBAoTGXdlYm1h aWwubGRlby5jb2x1bWJpYS5lZHUxEzARBgNVBAsTCkdUNzU2ODc4ODUxMTAvBgNV BAsTKFNlZSB3d3cuZ2VvdHJ1c3QuY29tL3Jlc291cmNlcy9jcHMgKGMpMTExNzA1 BgNVBAsTLkRvbWFpbiBDb250cm9sIFZhbGlkYXRlZCAtIFF1aWNrU1NMKFIpIFBy ZW1pdW0xIjAgBgNVBAMTGXdlYm1haWwubGRlby5jb2x1bWJpYS5lZHUwggEiMA0G CSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDMaWMyPEGWSyYdo/Fop+8sASspKCUT B2FN7rKaLW6K0qvisIbOWv1KE6psmTXtRkwwsZaH3EpwCZuVeY1AvJ6kx09sphdL IWFo5EOldHeB934JFV5m4MCBBIMZHtqe2lBe545JRXVZtwk61RRRNmR9f3XmrSHs iWcuh9yG0egpSg3CkV0hFmuu3yFCrDpM+o4DJpnjtSnIiLqwaess0bQUsnnUW2QA gJJ/hwLt57Tg9aGkbnSAjPZZiDkKft3fOHwhn8/JDtswVH75MWGFk9bMNVDjuyA3 r5qgpQ/7Ke0QQJWj4Q+thiWKsHOAxiLFL8yX141N89quZo+eMjR6I+N7AgMBAAGj ggEzMIIBLzAfBgNVHSMEGDAWgBSM9NmTCke8AKBKzkt1bqC2sLJ+/DAOBgNVHQ8B Af8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMCQGA1UdEQQd MBuCGXdlYm1haWwubGRlby5jb2x1bWJpYS5lZHUwQQYDVR0fBDowODA2oDSgMoYw aHR0cDovL2d0c3NsZHYtY3JsLmdlb3RydXN0LmNvbS9jcmxzL2d0c3NsZHYuY3Js MB0GA1UdDgQWBBTMm2TDxdR//5dR+D4CbBXL8WrgGzAMBgNVHRMBAf8EAjAAMEcG CCsGAQUFBwEBBDswOTA3BggrBgEFBQcwAoYraHR0cDovL2d0c3NsZHYtYWlhLmdl b3RydXN0LmNvbS9ndHNzbGR2LmNydDANBgkqhkiG9w0BAQUFAAOCAQEAheLzxrm4 2l0DuA0ja2+tznUM1jiC5k831ulLepAo2AuP1GycnOiQTn+Laei/g2D8Z8a1H3iL J5Aa5r70Td3/wfBNEYGqzmoCg5KSWJp9TcRy8Vjhtz4mFWQglG3anNAJdT90nHsU xyfExWcYYnzrmCA1j4S3hTfF3/o5tuySvJNek+ZJ+gPvP0XzHXgwBOToFyPicgj7 9S/ARoc2SKpRxXvxohGNdKAxuhfhLJT++o7OpWmxQschOQr/xbxgu67/1TXa5aze L6PRTv+dMZ0l7Da4kdEkHCW/QSd3LpFlY4lObPpbFk0goce9qHcGoAiVg5/wnGNn H5tyFyd30xST+Q== -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzGljMjxBlksmHaPxaKfv LAErKSglEwdhTe6ymi1uitKr4rCGzlr9ShOqbJk17UZMMLGWh9xKcAmblXmNQLye pMdPbKYXSyFhaORDpXR3gfd+CRVeZuDAgQSDGR7antpQXueOSUV1WbcJOtUUUTZk fX915q0h7IlnLofchtHoKUoNwpFdIRZrrt8hQqw6TPqOAyaZ47UpyIi6sGnrLNG0 FLJ51FtkAICSf4cC7ee04PWhpG50gIz2WYg5Cn7d3zh8IZ/PyQ7bMFR++TFhhZPW zDVQ47sgN6+aoKUP+yntEECVo+EPrYYlirBzgMYixS/Ml9eNTfParmaPnjI0eiPj ewIDAQAB -----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 203521 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption) . . . . . . . . . . . . [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 2.5.4.11 (organizationalUnitName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Domain Validated SSL' . . . . . . . . . . . . [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 DV SSL CA' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2011-11-20 16:22:33 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2013-11-22 21:10:58 +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 2.5.4.5 (serialNumber) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'tvuZFXX9empgykksHotY20ydd0AHOkNu' . . . . . . . . . . . . [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 'webmail.ldeo.columbia.edu' . . . . . . . . . . . . [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 'GT75687885' . . . . . . . . . . . . [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 'See www.geotrust.com/resources/cps (c)11' . . . . . . . . . . . . [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 'Domain Control Validated - QuickSSL(R) Premium' . . . . . . . . . . . . [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 'webmail.ldeo.columbia.edu' . . . . . . . . [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 25804582718960760533251287380016608672870802082061526172167588059023305351860558066567388739469144232610811474403948861315631096459127760683329890338526466934244097654714121121091607017978947052104243694459557073615192084161638749762428074774276658132088791610054900431085556359299424005404510730336717731880898404695922705583907009027734186349127842668585608094733293965126384416735278520152019611325217340247957283565299144734577475884148173038319695096517467804391700450268665768986517663703135154519630579710762822831307019920067507479530015064741825651707728944206189386559734119902309597101731761897875184018299 . . . . . . . . . . . . . . . . . . . . [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 8cf4d9930a47bc00a04ace4b756ea0b6b0b27efc . . . . . . . . . . . . . . . . [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 2.5.29.17 (subjectAltName) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (29 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.ldeo.columbia.edu' . . . . . . . . . . . . . . . . [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 (58 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://gtssldv-crl.geotrust.com/crls/gtssldv.crl' . . . . . . . . . . . . . . . . [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) cc9b64c3c5d47fff9751f83e026c15cbf16ae01b . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.1.1 (authorityInfoAccess) . . . . . . . . . . . . . . . . . . . . [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 1.3.6.1.5.5.7.48.2 (caIssuers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://gtssldv-aia.geotrust.com/gtssldv.crt' . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 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