www.learn.plus

Issued by AlphaSSL CA - SHA256 - G2

About this certificate


This digital certificate with serial number 11:21:37:d4:e4:ce:b0:b7:4b:b9:8b:89:1c:84:e8:2a:83:f3 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.learn.plus

Organization unit: Domain Control Validated
Country: HK

GlobalSign nv-sa

Organization: GlobalSign nv-sa
Country: HK

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 11:21:37:d4:e4:ce:b0:b7:4b:b9:8b:89:1c:84:e8:2a:83:f3
Serial Number (int): 1492212391895782424106637656323178596303859
Serial Number lenght: 141 bits, 18 octets

SubjectKeyId: 81:8f:4d:8c:1c:bc:89:2f:06:43:ef:f9:e6:50:c6:8d:ac:99:18:11
AuthorityKeyId: f5:cd:d5:3c:08:50:f9:6a:4f:3a:b7:97:da:56:83:e6:69:d2:68:f7

Fingerprint (sha1): 36:f4:83:6c:ad:a5:97:8d:87:37:75:a6:21:0c:ad:94:2d:cb:4c:97
Fingerprint (sha256): 2a:4b:df:ef:6c:a9:c2:64:49:94:0a:02:68:54:06:45:a2:fb:bd:88:44:cb:b9:ec:7c:38:f3:f8:27:6f:fd:d1

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.learn.plus
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.learn.plus
learn.plus

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIE3zCCA8egAwIBAgISESE31OTOsLdLuYuJHIToKoPzMA0GCSqGSIb3DQEBCwUA MEwxCzAJBgNVBAYTAkJFMRkwFwYDVQQKExBHbG9iYWxTaWduIG52LXNhMSIwIAYD VQQDExlBbHBoYVNTTCBDQSAtIFNIQTI1NiAtIEcyMB4XDTE1MDkwNzA4NTgwM1oX DTE2MDkwNzA4NTgwM1owSTELMAkGA1UEBhMCSEsxITAfBgNVBAsTGERvbWFpbiBD b250cm9sIFZhbGlkYXRlZDEXMBUGA1UEAxMOd3d3LmxlYXJuLnBsdXMwggEiMA0G CSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDvUn2W0TV09wOo7leLxxO32rC/K30x rMV02SL4loVjq/7vABsHKwXv5G7PP5adahDmx0moBvxjkEMftYjZgE0VQldc4Efx +5/jl99yCLvEEQbKSC4NTUXZGN48HJNZbV77fGm5qUYsviTO38IJWB74SAoC+XPn +MVvourTby6dcmeyYxcDS0xBW4s/lXDKYWSdzkS8b5LkOWMXzd60h3cjDkRitktP ZHhT1i/TpXNhiFxhJ2w8evY865BYI93urxVhJ8VDWybczqQLxh4RDOgyvd7CqWrs AYko8iayxT3kjH2tXsNgwq3RZLJ9+CmEqRPAB6K8q1QROMESGs7epf0hAgMBAAGj ggG8MIIBuDAOBgNVHQ8BAf8EBAMCBaAwSQYDVR0gBEIwQDA+BgZngQwBAgEwNDAy BggrBgEFBQcCARYmaHR0cHM6Ly93d3cuZ2xvYmFsc2lnbi5jb20vcmVwb3NpdG9y eS8wJQYDVR0RBB4wHIIOd3d3LmxlYXJuLnBsdXOCCmxlYXJuLnBsdXMwCQYDVR0T BAIwADAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwPgYDVR0fBDcwNTAz oDGgL4YtaHR0cDovL2NybDIuYWxwaGFzc2wuY29tL2dzL2dzYWxwaGFzaGEyZzIu Y3JsMIGJBggrBgEFBQcBAQR9MHswQgYIKwYBBQUHMAKGNmh0dHA6Ly9zZWN1cmUy LmFscGhhc3NsLmNvbS9jYWNlcnQvZ3NhbHBoYXNoYTJnMnIxLmNydDA1BggrBgEF BQcwAYYpaHR0cDovL29jc3AyLmdsb2JhbHNpZ24uY29tL2dzYWxwaGFzaGEyZzIw HQYDVR0OBBYEFIGPTYwcvIkvBkPv+eZQxo2smRgRMB8GA1UdIwQYMBaAFPXN1TwI UPlqTzq3l9pWg+Zp0mj3MA0GCSqGSIb3DQEBCwUAA4IBAQAO/LmS35z2/ShGO8ht sHd+C44IZGBxO8WQdJIL+rG5lvkgzDVEk9hu1cj+zR4ROV12MavI8nu35bsbaqZ8 u6cw++PFhKm/b5XxGsT4Q5p0xqdqwWqJ/2KB4apw+eKR5+0JwTFL/oLOBV7SVSm5 2xnUYCL7nTkA3FvMllhv4xQS4CetHuVO/+162waVxXBxnhb/RNyQY06Bd7qkOOrg C9ieOluA6+eabgumFiL1/Nxp3KmssDrE/HHN5+9TOGS42B/tFAhoiOJB4qX5zcE5 XfJ4Z8W5BMApLV9GR/snd35HxN5ENhMSVIlKknW8ChWymB4DUSZBWx8fkJ6nIrWc gkG5 -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA71J9ltE1dPcDqO5Xi8cT t9qwvyt9MazFdNki+JaFY6v+7wAbBysF7+Ruzz+WnWoQ5sdJqAb8Y5BDH7WI2YBN FUJXXOBH8fuf45ffcgi7xBEGykguDU1F2RjePByTWW1e+3xpualGLL4kzt/CCVge +EgKAvlz5/jFb6Lq028unXJnsmMXA0tMQVuLP5VwymFknc5EvG+S5DljF83etId3 Iw5EYrZLT2R4U9Yv06VzYYhcYSdsPHr2POuQWCPd7q8VYSfFQ1sm3M6kC8YeEQzo Mr3ewqlq7AGJKPImssU95Ix9rV7DYMKt0WSyffgphKkTwAeivKtUETjBEhrO3qX9 IQIDAQAB -----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 1492212391895782424106637656323178596303859 . . . . . . . . [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 2015-09-07 08:58:03 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-09-07 08:58:03 +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 'HK' . . . . . . . . . . . . [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.learn.plus' . . . . . . . . [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 30211632509213331658441577546896275945125011301830337660612581128743919785206033369757508609894991357170630967869143329780822048555939634138992446227578350566692804765855926930266149002307391933560806609539256791022760307594805254563605359260132816977255465657748264125970620213613344802304593481822629702498439402314489210422846188523253114963594704677417909841177722413979269158799124829321065192133655796591696315584589018352918730321149640483137520670265781999786589210187515669823062676331501428102216407429246442055937266885889084840276154524276266320397335572284447449247102052025528965875304350547403222678817 . . . . . . . . . . . . . . . . . . . . [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.learn.plus' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'learn.plus' . . . . . . . . . . . . . . . . [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) 818f4d8c1cbc892f0643eff9e650c68dac991811 . . . . . . . . . . . . . . . . [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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