nicholasjohnston.net

Issued by AlphaSSL CA - G2

About this certificate


This digital certificate with serial number 11:21:c5:14:da:06:8d:90:4c:5a:e9:9a:1e:3a:e2:3a:13:38 was issued on by AlphaSSL .

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.

nicholasjohnston.net

Organization unit: Domain Control Validated
Country: GB

AlphaSSL

Organization: AlphaSSL
Country: GB

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 11:21:c5:14:da:06:8d:90:4c:5a:e9:9a:1e:3a:e2:3a:13:38
Serial Number (int): 1492400145131506435813841739260981214319416
Serial Number lenght: 141 bits, 18 octets

SubjectKeyId: cb:af:da:0f:11:14:27:ad:17:5b:fb:4c:53:53:cc:ca:70:d9:01:65
AuthorityKeyId: 14:ea:19:55:f0:0e:0d:32:c6:1f:74:33:b7:8e:66:1a:4c:12:31:1e

Fingerprint (sha1): 3c:8c:1d:75:69:25:fd:29:5c:cf:d5:70:7b:1c:7d:0f:7a:82:9e:c9
Fingerprint (sha256): 4b:8f:f3:de:9d:cc:e3:ab:08:fb:2f:e1:fe:8a:64:f4:ea:bc:0f:bc:f9:06:c4:6f:c8:7e:22:98:9a:fe:9e:cb

Issuing Certificate URL: http://secure2.alphassl.com/cacert/gsalphag2.crt

Revocation information

CRL Distribution Point: http://crl2.alphassl.com/gs/gsalphag2.crl

Check the revocation status for the current certificate on nicholasjohnston.net
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

9 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: nicholasjohnston.net

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIEgzCCA2ugAwIBAgISESHFFNoGjZBMWumaHjriOhM4MA0GCSqGSIb3DQEBBQUA MC4xETAPBgNVBAoTCEFscGhhU1NMMRkwFwYDVQQDExBBbHBoYVNTTCBDQSAtIEcy MB4XDTEyMDQyOTIyMjQzOVoXDTEzMDQzMDIyMjQzOVowTzELMAkGA1UEBhMCR0Ix ITAfBgNVBAsTGERvbWFpbiBDb250cm9sIFZhbGlkYXRlZDEdMBsGA1UEAwwUbmlj aG9sYXNqb2huc3Rvbi5uZXQwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIB AQDNGOv8dRq2cqNJnupow1zDji/ty2vIMkFjSRiimZFyV/G3M8fcmR3y1+TEXoC1 e1KDdwtn8UR51LXi/IEd+M3jwPaiTtxPmSWYJa0q7wRmGww6YplMXAIYCrikQOp9 TK1ZjAn3FzC2DoJFMQM8e8NqtUMz6+DGj8yShSSDJhM3mhgyTn2uLI09s95xYNgK V1W+ccAUYhSsAiOFZLRMzqxVMdKqxzEiz11bRnfuONbGnoNEW5UYvPJtlHSRuS1n 5GK+wOvD++PRTx06gSkDb0PISStIhRTvMLWnQ+AinHZFJKMJSNuWSPGOHrM57XSm m244CUy3yPwzW73nXFUN9n4FAgMBAAGjggF4MIIBdDAOBgNVHQ8BAf8EBAMCBaAw TQYDVR0gBEYwRDBCBgorBgEEAaAyAQoKMDQwMgYIKwYBBQUHAgEWJmh0dHBzOi8v d3d3Lmdsb2JhbHNpZ24uY29tL3JlcG9zaXRvcnkvMB8GA1UdEQQYMBaCFG5pY2hv bGFzam9obnN0b24ubmV0MAkGA1UdEwQCMAAwHQYDVR0lBBYwFAYIKwYBBQUHAwEG CCsGAQUFBwMCMDoGA1UdHwQzMDEwL6AtoCuGKWh0dHA6Ly9jcmwyLmFscGhhc3Ns LmNvbS9ncy9nc2FscGhhZzIuY3JsMEwGCCsGAQUFBwEBBEAwPjA8BggrBgEFBQcw AoYwaHR0cDovL3NlY3VyZTIuYWxwaGFzc2wuY29tL2NhY2VydC9nc2FscGhhZzIu Y3J0MB0GA1UdDgQWBBTLr9oPERQnrRdb+0xTU8zKcNkBZTAfBgNVHSMEGDAWgBQU 6hlV8A4NMsYfdDO3jmYaTBIxHjANBgkqhkiG9w0BAQUFAAOCAQEAC42XciMDE0YZ yjHkhX1daiSUIpD9cgQ9mtQmvOjKC6RJOTVGUHzO886OzordWoXYUMpV5ej+gRAp vVit9OkpdVpZTBzdCuDoIywUpJHJuzPswuTVKe3IAC1PQdpQIplEKQ57l2Fcm4EY LeyuXBgkNIrvLB23ZEJi/Z7FNVRMato/kKspC9lgKIMxOuVeKhSHkNkPBkyhtvxz 4vDADi3wzEah8DGDMVSJ/gvJ7ywPDqp/WNiHP9D33ORlrvXAvI35NJHJSC6hY3It zf2tL0uYP2TJsctn7gfo5kv8lyV3q4DgKk1wfzjYJbMxuBT6nPICaiJIOVKZBRuz Fx5YUAV8JA== -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzRjr/HUatnKjSZ7qaMNc w44v7ctryDJBY0kYopmRclfxtzPH3Jkd8tfkxF6AtXtSg3cLZ/FEedS14vyBHfjN 48D2ok7cT5klmCWtKu8EZhsMOmKZTFwCGAq4pEDqfUytWYwJ9xcwtg6CRTEDPHvD arVDM+vgxo/MkoUkgyYTN5oYMk59riyNPbPecWDYCldVvnHAFGIUrAIjhWS0TM6s VTHSqscxIs9dW0Z37jjWxp6DRFuVGLzybZR0kbktZ+RivsDrw/vj0U8dOoEpA29D yEkrSIUU7zC1p0PgIpx2RSSjCUjblkjxjh6zOe10pptuOAlMt8j8M1u951xVDfZ+ BQIDAQAB -----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 1492400145131506435813841739260981214319416 . . . . . . . . [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 2.5.4.10 (organizationName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'AlphaSSL' . . . . . . . . . . . . [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 - G2' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2012-04-29 22:24:39 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2013-04-30 22:24:39 +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:12|false] UTF8String 'nicholasjohnston.net' . . . . . . . . [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 25891141925982408260509060147548853860840462011139827458569723434373166478544484471815656324793989841692784246802201008220570921376619643507240745420886694036256313220961633121495068617740026593836299048969890190511072846295803498176638810867748507737596842258750008083628134045375438547422831686033550166976838264535578704840300288088002872960421446326484010253899286938774171401101343979975895233914023108351237339446784057679929117650381389574936168980506369181837098353933178353661615293253446370023644297272436842282197979536289662130358663229685396149758217042790938591295796379318502852574802172734948404264453 . . . . . . . . . . . . . . . . . . . . [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 (70 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.4146.1.10.10 (Domain Validation Certificates Policy - AlphaSSL) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nicholasjohnston.net' . . . . . . . . . . . . . . . . [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 (51 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/gsalphag2.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 (64 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/gsalphag2.crt' . . . . . . . . . . . . . . . . [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) cbafda0f111427ad175bfb4c5353ccca70d90165 . . . . . . . . . . . . . . . . [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 14ea1955f00e0d32c61f7433b78e661a4c12311e . . . . [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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