www.treeworks-seminars.co.uk

Issued by AlphaSSL CA - SHA256 - G2

About this certificate


This digital certificate with serial number 11:21:3c:21:79:7d:e9:a3:d8:46:85:70:9b:0f:b6:e0:7a:56 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.treeworks-seminars.co.uk

Organization unit: Domain Control Validated
Country: GB

GlobalSign nv-sa

Organization: GlobalSign nv-sa
Country: GB

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 11:21:3c:21:79:7d:e9:a3:d8:46:85:70:9b:0f:b6:e0:7a:56
Serial Number (int): 1492218106438005979328247805341377308424790
Serial Number lenght: 141 bits, 18 octets

SubjectKeyId: 60:1d:8b:8f:d5:8d:fb:4b:1c:5d:a0:eb:54:e7:c0:3f:35:b4:59:65
AuthorityKeyId: f5:cd:d5:3c:08:50:f9:6a:4f:3a:b7:97:da:56:83:e6:69:d2:68:f7

Fingerprint (sha1): e8:24:8f:6c:a1:a9:3f:fd:61:4d:02:42:8e:f4:b6:a1:0c:6c:f1:27
Fingerprint (sha256): ab:12:8f:21:a7:eb:1b:bf:45:03:9c:14:84:90:1f:61:c8:99:b8:34:e2:47:dd:a3:ea:2b:f3:50:ec:8c:0d:c0

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.treeworks-seminars.co.uk
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.treeworks-seminars.co.uk
treeworks-seminars.co.uk

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIFCTCCA/GgAwIBAgISESE8IXl96aPYRoVwmw+24HpWMA0GCSqGSIb3DQEBCwUA MEwxCzAJBgNVBAYTAkJFMRkwFwYDVQQKExBHbG9iYWxTaWduIG52LXNhMSIwIAYD VQQDExlBbHBoYVNTTCBDQSAtIFNIQTI1NiAtIEcyMB4XDTE1MDgyMTA5MzgwMVoX DTE2MDgyMTA5MzgwMVowVzELMAkGA1UEBhMCR0IxITAfBgNVBAsTGERvbWFpbiBD b250cm9sIFZhbGlkYXRlZDElMCMGA1UEAxMcd3d3LnRyZWV3b3Jrcy1zZW1pbmFy cy5jby51azCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAM5O8zH3IS+U KVInyUEwAHyAfM5LGYJqPHfecDLzc9M/37B6D6BUnGG58B2mZGMnOWDbAJUosf89 AYrUwxSSb0JKRitb4WPWY26D1cFeRnjcMmrC81e9jVhU2BfBvNPQQHEClseMnih8 Tp3HNvn3udFLgy1Pdz8rk8eP6oqc+mKUoxdCGjYV2Iztq7IsUFaCsnCekAXVWdwL qOzi2UYM2bTWMy1KsXC1xrL3TWTX0pxm14jTk36Rc7bOFccLFRnOVrpDBC6FnOuh f6R5KoBGUHicSzA9qMXyAcRb6jaRfQb3GzNFxbJtIqq9h55KyePIIpq1q4H6WpcX sXtqb9kxeGMCAwEAAaOCAdgwggHUMA4GA1UdDwEB/wQEAwIFoDBJBgNVHSAEQjBA MD4GBmeBDAECATA0MDIGCCsGAQUFBwIBFiZodHRwczovL3d3dy5nbG9iYWxzaWdu LmNvbS9yZXBvc2l0b3J5LzBBBgNVHREEOjA4ghx3d3cudHJlZXdvcmtzLXNlbWlu YXJzLmNvLnVrghh0cmVld29ya3Mtc2VtaW5hcnMuY28udWswCQYDVR0TBAIwADAd BgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwPgYDVR0fBDcwNTAzoDGgL4Yt aHR0cDovL2NybDIuYWxwaGFzc2wuY29tL2dzL2dzYWxwaGFzaGEyZzIuY3JsMIGJ BggrBgEFBQcBAQR9MHswQgYIKwYBBQUHMAKGNmh0dHA6Ly9zZWN1cmUyLmFscGhh c3NsLmNvbS9jYWNlcnQvZ3NhbHBoYXNoYTJnMnIxLmNydDA1BggrBgEFBQcwAYYp aHR0cDovL29jc3AyLmdsb2JhbHNpZ24uY29tL2dzYWxwaGFzaGEyZzIwHQYDVR0O BBYEFGAdi4/VjftLHF2g61TnwD81tFllMB8GA1UdIwQYMBaAFPXN1TwIUPlqTzq3 l9pWg+Zp0mj3MA0GCSqGSIb3DQEBCwUAA4IBAQDFOypkxufSh2uwm+aRPN/wNUKH e+mPErVUoSqszpSJW8E2bZaKoSn2gNfgpmnMB87QF57OPdla3ux4rO8ihp+B2bdj stswGKa3k3ixLOA1MCvIgtE4xmehXKLXPypsrz2KSs4fI/plwsV/B2XQZiS10e2t b0ANKQ79YLK38uAUlBughimItfvqxoTSyNZzsFghOEnV0ojPLV5dP/vzMT5HIxdf Kg9if8LzLQHK9j+fOag0Us/RxNcETppPkYI2MMKZqQ7i0/yVYm+qlUrMsT6NAgwN OW5KwDPzZukiCi3LSVBRabndoxbwas7wZFFv3E1C/EjUIjX2dSaeXkNrJbht -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzk7zMfchL5QpUifJQTAA fIB8zksZgmo8d95wMvNz0z/fsHoPoFScYbnwHaZkYyc5YNsAlSix/z0BitTDFJJv QkpGK1vhY9ZjboPVwV5GeNwyasLzV72NWFTYF8G809BAcQKWx4yeKHxOncc2+fe5 0UuDLU93PyuTx4/qipz6YpSjF0IaNhXYjO2rsixQVoKycJ6QBdVZ3Auo7OLZRgzZ tNYzLUqxcLXGsvdNZNfSnGbXiNOTfpFzts4VxwsVGc5WukMELoWc66F/pHkqgEZQ eJxLMD2oxfIBxFvqNpF9BvcbM0XFsm0iqr2HnkrJ48gimrWrgfpalxexe2pv2TF4 YwIDAQAB -----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 1492218106438005979328247805341377308424790 . . . . . . . . [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 2015-08-21 09:38:01 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-08-21 09:38:01 +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 2.5.4.11 (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.treeworks-seminars.co.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 26044022509722270825106179873648291352409770853664268555871431875287006023918113385927682333659456249759740206370055515798403016121168902147071040364088815933823657577439501385499423156543457399514532732953270938061860145619691606759477212232906587154622117511958442297088369614384668030585188228432912188258537079899083821165353168036485919169622617270081150256745404774418102073631297582865805812308263105712375881680101565418905823630025443343963647351195356782974316879746364617297505155886701042671747398819225818249041338887159351636565613948363815327370300851903646032555827617042791510534855487563438989867107 . . . . . . . . . . . . . . . . . . . . [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 (58 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.treeworks-seminars.co.uk' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'treeworks-seminars.co.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 2.5.29.37 (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) 601d8b8fd58dfb4b1c5da0eb54e7c03f35b45965 . . . . . . . . . . . . . . . . [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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