mail.tek12.com

Issued by Starfield Secure Certification Authority

About this certificate


This digital certificate with serial number 08:1d:c1:f1:60:bf:be was issued on by Starfield Technologies, Inc. .

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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 or stateOrProvinceName is required if organizationName is set
  • ERROR: stateOrProvinceName is required if organizationName is set
  • ERROR: countryName is required if organizationName is set

mail.tek12.com

Organization: mail.tek12.com
Organization unit: Domain Control Validated

Starfield Technologies, Inc.

Company registration number: 10688435
Organization: Starfield Technologies, Inc.
Organization unit: http://certificates.starfieldtech.com/repository

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 08:1d:c1:f1:60:bf:be
Serial Number (int): 2284518629228478
Serial Number lenght: 52 bits, 7 octets

SubjectKeyId: 4e:83:1a:2a:6d:1c:72:14:8b:c6:27:14:e2:c9:f1:34:2a:1a:90:4c
AuthorityKeyId: 49:4b:52:27:d1:1b:bc:f2:a1:21:6a:62:7b:51:42:7a:8a:d7:d5:56

Fingerprint (sha1): 66:96:df:81:68:f5:45:3e:15:f7:a9:f2:d9:23:58:e3:f0:8a:3c:8e
Fingerprint (sha256): 48:b1:a1:5d:ba:ec:e6:d7:c3:1c:b5:ed:f6:ae:03:77:90:1e:68:a3:5c:b6:88:62:9d:be:ee:16:c7:f7:0d:d7

Issuing Certificate URL: http://certificates.starfieldtech.com/repository/sf_intermediate.crt

Revocation information

OCSP Server: http://ocsp.starfieldtech.com/
CRL Distribution Point: http://crl.starfieldtech.com/sfs1-24.crl

Check the revocation status for the current certificate on mail.tek12.com
2
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

9 extensions
No unhandled critical extensions



CA Certificate

This is not a CA certificate

Subject Alternative Names

mail.tek12.com
www.mail.tek12.com

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFjjCCBHagAwIBAgIHCB3B8WC/vjANBgkqhkiG9w0BAQUFADCB3DELMAkGA1UE BhMCVVMxEDAOBgNVBAgTB0FyaXpvbmExEzARBgNVBAcTClNjb3R0c2RhbGUxJTAj BgNVBAoTHFN0YXJmaWVsZCBUZWNobm9sb2dpZXMsIEluYy4xOTA3BgNVBAsTMGh0 dHA6Ly9jZXJ0aWZpY2F0ZXMuc3RhcmZpZWxkdGVjaC5jb20vcmVwb3NpdG9yeTEx MC8GA1UEAxMoU3RhcmZpZWxkIFNlY3VyZSBDZXJ0aWZpY2F0aW9uIEF1dGhvcml0 eTERMA8GA1UEBRMIMTA2ODg0MzUwHhcNMTMwMTEzMTUyMTA4WhcNMTQwMTEzMTUy MTA4WjBVMRcwFQYDVQQKEw5tYWlsLnRlazEyLmNvbTEhMB8GA1UECxMYRG9tYWlu IENvbnRyb2wgVmFsaWRhdGVkMRcwFQYDVQQDEw5tYWlsLnRlazEyLmNvbTCCASIw DQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAMHdBYPzZkyUEm4Txwv35W1MoohI QrZqHcLZ06b9acC+SFfBe0lM1RStFEiqTuEM5CfTsBDDa7kOmwccgMG8liceBKiS 0ZsmUhOxWLbg/vpQjJse9XefDZEjI0lZIejM3XwP0hIiHUEQGkmB4U/7N1+gm8mD Bs+/x2OskuXm4hVn+tyaYN46La8iX4NrDlgAYATZPMtzOeIl3R48KpGjcYum/ECJ 6BRCzJBth396+8DUNM+G9NnVlV/0FtQrhAk/Zch7pGj5PzF6LSZmrWjpjA3giu79 CghueW28WM6tmLC7Sh/BN1g9+k7zC/6GWkkDDebacl8wlecUFCBf1s27bUsCAwEA AaOCAdkwggHVMA8GA1UdEwEB/wQFMAMBAQAwHQYDVR0lBBYwFAYIKwYBBQUHAwEG CCsGAQUFBwMCMA4GA1UdDwEB/wQEAwIFoDA5BgNVHR8EMjAwMC6gLKAqhihodHRw Oi8vY3JsLnN0YXJmaWVsZHRlY2guY29tL3NmczEtMjQuY3JsMFkGA1UdIARSMFAw TgYLYIZIAYb9bgEHFwEwPzA9BggrBgEFBQcCARYxaHR0cDovL2NlcnRpZmljYXRl cy5zdGFyZmllbGR0ZWNoLmNvbS9yZXBvc2l0b3J5LzCBjQYIKwYBBQUHAQEEgYAw fjAqBggrBgEFBQcwAYYeaHR0cDovL29jc3Auc3RhcmZpZWxkdGVjaC5jb20vMFAG CCsGAQUFBzAChkRodHRwOi8vY2VydGlmaWNhdGVzLnN0YXJmaWVsZHRlY2guY29t L3JlcG9zaXRvcnkvc2ZfaW50ZXJtZWRpYXRlLmNydDAfBgNVHSMEGDAWgBRJS1In 0Ru88qEhamJ7UUJ6itfVVjAtBgNVHREEJjAkgg5tYWlsLnRlazEyLmNvbYISd3d3 Lm1haWwudGVrMTIuY29tMB0GA1UdDgQWBBROgxoqbRxyFIvGJxTiyfE0KhqQTDAN BgkqhkiG9w0BAQUFAAOCAQEABlD1XEyA60HjfzDdEep8lDSgPXG8Lcu2fetvAbwV yjCIn/CYrAV5uKrd/46fHhA3RMTwn172uuGWTWVrJBX8gEfqyOlGCibSC0Y9TT4Y PIf+cu6BvJgW8uy35HGzWAR4Y+zVwLrA2WYVl6Yh2DU6QT5s4iUTq4InHvqp9veU FGbHz4yD8zdHRDdOfjqBo4ar9s2wP8tlZfdO+XkrcR3qI9L3sEa/t4/gzv1Wf6If fae5cq8E6MXRfBHtNhHBqVDdezOCL4ztzEZNDRZl/X0qanIelmWUNMwah+fSbHRs 8/vOZLvLhmu29GOYWiamfekQE19hL6Fo5+MXF75cp2IyKw== -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwd0Fg/NmTJQSbhPHC/fl bUyiiEhCtmodwtnTpv1pwL5IV8F7SUzVFK0USKpO4QzkJ9OwEMNruQ6bBxyAwbyW Jx4EqJLRmyZSE7FYtuD++lCMmx71d58NkSMjSVkh6MzdfA/SEiIdQRAaSYHhT/s3 X6CbyYMGz7/HY6yS5ebiFWf63Jpg3jotryJfg2sOWABgBNk8y3M54iXdHjwqkaNx i6b8QInoFELMkG2Hf3r7wNQ0z4b02dWVX/QW1CuECT9lyHukaPk/MXotJmataOmM DeCK7v0KCG55bbxYzq2YsLtKH8E3WD36TvML/oZaSQMN5tpyXzCV5xQUIF/Wzbtt SwIDAQAB -----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 2284518629228478 . . . . . . . . [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 2.5.4.8 (stateOrProvinceName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Arizona' . . . . . . . . . . . . [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 'Scottsdale' . . . . . . . . . . . . [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 'Starfield Technologies, 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 'http://certificates.starfieldtech.com/repository' . . . . . . . . . . . . [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 'Starfield Secure Certification Authority' . . . . . . . . . . . . [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 '10688435' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2013-01-13 15:21:08 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2014-01-13 15:21:08 +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 2.5.4.10 (organizationName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'mail.tek12.com' . . . . . . . . . . . . [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' . . . . . . . . . . . . [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 'mail.tek12.com' . . . . . . . . [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 24472982644225668038741325406442248050839364300034091715939197415158841789004537424388480470281275908352747667039158549977581600256481315794429883204703589485559025469732103743990902782629389989743499237679257515780133456843324612089159944745439779674465404913046465043152375502648815164284519258518987027663794181619850485822490218635336034293709260284198317664901485187947971014355250925480672948744357719023733992261968795096137024159490957312926597706253424116053634059292250402389025464647801885929525838385611079519608612139930381996581530860352593670438698658151620437214066489049284525190261796052865742761291 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (5 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN false . . . . . . . . . . . . . . . . [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 2.5.29.15 (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 (50 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.starfieldtech.com/sfs1-24.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 (82 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.16.840.1.114414.1.7.23.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'http://certificates.starfieldtech.com/repository/' . . . . . . . . . . . . . . . . [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 (128 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.starfieldtech.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://certificates.starfieldtech.com/repository/sf_intermediate.crt' . . . . . . . . . . . . . . . . [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 494b5227d11bbcf2a1216a627b51427a8ad7d556 . . . . . . . . . . . . . . . . [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 (38 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.tek12.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.mail.tek12.com' . . . . . . . . . . . . . . . . [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) 4e831a2a6d1c72148bc62714e2c9f1342a1a904c . . . . [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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