www.gsrtek.com

Issued by AlphaSSL CA - SHA256 - G2

About this certificate


This digital certificate with serial number 11:21:d0:7d:a0:6b:d8:18:1d:27:3c:4f:ae:97:18:fd:d6:c5 was issued on by GlobalSign nv-sa .

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.

www.gsrtek.com

Organization unit: Domain Control Validated
Country: US

GlobalSign nv-sa

Organization: GlobalSign nv-sa
Country: US

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 11:21:d0:7d:a0:6b:d8:18:1d:27:3c:4f:ae:97:18:fd:d6:c5
Serial Number (int): 1492415310662275569529222241915121027634885
Serial Number lenght: 141 bits, 18 octets

SubjectKeyId: 8a:92:c6:10:4a:b8:98:77:db:68:c8:31:32:9b:72:df:7a:3f:27:aa
AuthorityKeyId: f5:cd:d5:3c:08:50:f9:6a:4f:3a:b7:97:da:56:83:e6:69:d2:68:f7

Fingerprint (sha1): 32:1e:c0:82:f4:8c:fc:15:2f:81:5a:00:39:f4:a6:3c:5f:69:7c:00
Fingerprint (sha256): 98:b6:50:75:f7:f8:79:1d:11:9f:e4:4a:af:85:76:f8:cc:11:29:d0:2d:a8:35:4f:76:1b:bd:e1:81:6d:bc:87

Issuing Certificate URL: http://secure2.alphassl.com/cacert/gsalphasha2g2r1.crt

Revocation information

OCSP Server: http://ocsp2.globalsign.com/gsalphasha2g2
CRL Distribution Point: http://crl2.alphassl.com/gs/gsalphasha2g2.crl

Check the revocation status for the current certificate on www.gsrtek.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

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

www.gsrtek.com
gsrtek.com

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIE3zCCA8egAwIBAgISESHQfaBr2BgdJzxPrpcY/dbFMA0GCSqGSIb3DQEBCwUA MEwxCzAJBgNVBAYTAkJFMRkwFwYDVQQKExBHbG9iYWxTaWduIG52LXNhMSIwIAYD VQQDExlBbHBoYVNTTCBDQSAtIFNIQTI1NiAtIEcyMB4XDTE1MDMxNzIyMzQzM1oX DTE2MDUyODEzMjEyN1owSTELMAkGA1UEBhMCVVMxITAfBgNVBAsTGERvbWFpbiBD b250cm9sIFZhbGlkYXRlZDEXMBUGA1UEAxMOd3d3LmdzcnRlay5jb20wggEiMA0G CSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQC5ntTcPPVAoLDOTqu7SK418NeuurV9 UMFdKrHzilFNgrAMcLZiskeEyoGktUNXw4RQ2U55sOJiwiZyY7bKd3xKc175wdJ0 NPGrAdLMquAyjXbmVRPHNpOL7dQv5X3ClBDA7CulXKL7hucL38wGCsZqORdHWGpz 5yvCgq/AHVjsdqXX6nv5K8XmmyhUosxEV6qHnRxVyze6h7C5MWnpTeVzyo7BZ/kk Jydgfcw1j6c+xZ9LY2zq750JGHzSNJBPvT/iPubn+VRxezUQXviDaOdkqByraeQO 8xd8z07v4vrtcKw4vlg664kXhlVq1BrDFp2SnV2/mYs2KtWQQk4JP3/vAgMBAAGj ggG8MIIBuDAOBgNVHQ8BAf8EBAMCBaAwSQYDVR0gBEIwQDA+BgZngQwBAgEwNDAy BggrBgEFBQcCARYmaHR0cHM6Ly93d3cuZ2xvYmFsc2lnbi5jb20vcmVwb3NpdG9y eS8wJQYDVR0RBB4wHIIOd3d3LmdzcnRlay5jb22CCmdzcnRlay5jb20wCQYDVR0T BAIwADAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwPgYDVR0fBDcwNTAz oDGgL4YtaHR0cDovL2NybDIuYWxwaGFzc2wuY29tL2dzL2dzYWxwaGFzaGEyZzIu Y3JsMIGJBggrBgEFBQcBAQR9MHswQgYIKwYBBQUHMAKGNmh0dHA6Ly9zZWN1cmUy LmFscGhhc3NsLmNvbS9jYWNlcnQvZ3NhbHBoYXNoYTJnMnIxLmNydDA1BggrBgEF BQcwAYYpaHR0cDovL29jc3AyLmdsb2JhbHNpZ24uY29tL2dzYWxwaGFzaGEyZzIw HQYDVR0OBBYEFIqSxhBKuJh322jIMTKbct96PyeqMB8GA1UdIwQYMBaAFPXN1TwI UPlqTzq3l9pWg+Zp0mj3MA0GCSqGSIb3DQEBCwUAA4IBAQCxOoZZ7Cy8jUuYSYaU u8mMM15nVbFj7ukwHx+nV3dWeuljYSwCzIoH3bPKDws3H2GcM63iB621uxokd00N GeyhQ7EP2r1qqfREfvS25IpM022MNWMBuizmYdIuwOJVhnQfGc8gt74Lwxl7bLyj s9eAw6a8lXy60VFfXHxLPg310ZTk3Az9debKq8VIww+av5pLFQ+TlmjijUBQBGxq +ENZb4LcENNU3UHlIyUr6HQEZUd3JzHVXx9WhYttljjI2UZvEabn3noP0w+5oR+p euVbwZYxfp0F8mUvXRJ+NhUrvTw49CJuO0k1pIRps+Y3szMEDCMzPmJ6ItYjBfL/ 3IMf -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuZ7U3Dz1QKCwzk6ru0iu NfDXrrq1fVDBXSqx84pRTYKwDHC2YrJHhMqBpLVDV8OEUNlOebDiYsImcmO2ynd8 SnNe+cHSdDTxqwHSzKrgMo125lUTxzaTi+3UL+V9wpQQwOwrpVyi+4bnC9/MBgrG ajkXR1hqc+crwoKvwB1Y7Hal1+p7+SvF5psoVKLMRFeqh50cVcs3uoewuTFp6U3l c8qOwWf5JCcnYH3MNY+nPsWfS2Ns6u+dCRh80jSQT70/4j7m5/lUcXs1EF74g2jn ZKgcq2nkDvMXfM9O7+L67XCsOL5YOuuJF4ZVatQawxadkp1dv5mLNirVkEJOCT9/ 7wIDAQAB -----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 1492415310662275569529222241915121027634885 . . . . . . . . [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 'BE' . . . . . . . . . . . . [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 'GlobalSign nv-sa' . . . . . . . . . . . . [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 'AlphaSSL CA - SHA256 - G2' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-03-17 22:34:33 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-05-28 13:21:27 +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 'US' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (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 'www.gsrtek.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 23432409143381844703769367700922747183862844206672253539382260773875728596939351649068909223913350241841945715846271074292646651162103523775087182975082874622684031563890067650532319551873635108701487631649289052975389940407871338697099346178945136543267291082259714513491320389055660879344132101770619460214273633372165577350263611957469481283322527376657967887147093612460537002609062359076302108071112344670784695101139686973513951645961596598368421452330502226607191878011374245629794249318524054731935908562812724045326347386479678983628334049111803830911098968184542705125193983976270254791948043842574591426543 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.15 (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 2.5.29.32 (certificatePolicies) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (66 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: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.globalsign.com/repository/' . . . . . . . . . . . . . . . . [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 (30 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.gsrtek.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'gsrtek.com' . . . . . . . . . . . . . . . . [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 2.5.29.37 (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 (55 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://crl2.alphassl.com/gs/gsalphasha2g2.crl' . . . . . . . . . . . . . . . . [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 (125 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://secure2.alphassl.com/cacert/gsalphasha2g2r1.crt' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://ocsp2.globalsign.com/gsalphasha2g2' . . . . . . . . . . . . . . . . [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) 8a92c6104ab89877db68c831329b72df7a3f27aa . . . . . . . . . . . . . . . . [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 f5cdd53c0850f96a4f3ab797da5683e669d268f7 . . . . [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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