web.icu.ac.jp

Issued by GlobalSign Domain Validation CA - SHA256 - G2

About this certificate


This digital certificate with serial number 11:21:d3:3b:97:df:ec:e6:70:30:b4:a3:67:b6:92:cd:ce:df was issued on by GlobalSign nv-sa .

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.

web.icu.ac.jp

Organization unit: Domain Control Validated
Country: JP

GlobalSign nv-sa

Organization: GlobalSign nv-sa
Country: JP

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 11:21:d3:3b:97:df:ec:e6:70:30:b4:a3:67:b6:92:cd:ce:df
Serial Number (int): 1492418955481325480528053476435950857735903
Serial Number lenght: 141 bits, 18 octets

SubjectKeyId: a2:4d:e7:32:e1:9f:fe:03:8b:df:e8:08:3c:5c:6e:8a:02:5c:69:ea
AuthorityKeyId: ea:4e:7c:d4:80:2d:e5:15:81:86:26:8c:82:6d:c0:98:a4:cf:97:0f

Fingerprint (sha1): 31:e8:0d:c5:31:e6:82:e7:fc:f1:4f:ea:ac:1c:53:5a:79:20:00:5e
Fingerprint (sha256): 71:34:3b:78:85:1a:6b:b4:47:12:84:91:2f:29:67:48:9d:31:d1:08:7c:a0:f0:3b:91:cf:cd:1e:6b:01:42:7b

Issuing Certificate URL: http://secure.globalsign.com/cacert/gsdomainvalsha2g2r1.crt

Revocation information

OCSP Server: http://ocsp2.globalsign.com/gsdomainvalsha2g2
CRL Distribution Point: http://crl.globalsign.com/gs/gsdomainvalsha2g2.crl

Check the revocation status for the current certificate on web.icu.ac.jp
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

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

This certificate doesn't contain any other subject alternative names besides the common name of the subject: web.icu.ac.jp

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIE9TCCA92gAwIBAgISESHTO5ff7OZwMLSjZ7aSzc7fMA0GCSqGSIb3DQEBCwUA MGAxCzAJBgNVBAYTAkJFMRkwFwYDVQQKExBHbG9iYWxTaWduIG52LXNhMTYwNAYD VQQDEy1HbG9iYWxTaWduIERvbWFpbiBWYWxpZGF0aW9uIENBIC0gU0hBMjU2IC0g RzIwHhcNMTQwNDE0MDIwMjA1WhcNMTYwMTI0MDYzODA5WjBIMQswCQYDVQQGEwJK UDEhMB8GA1UECxMYRG9tYWluIENvbnRyb2wgVmFsaWRhdGVkMRYwFAYDVQQDEw13 ZWIuaWN1LmFjLmpwMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtqpz vTkV66W6XUU/GWKDmpXVGoxAdCW/VUqSfNTkeDTfH/pPTZnI/0chdwO5QurY4u6s ZdRvqYi/hnaS5LhDGBv56SXWuaW562t38zv85EbvYuQjNoqREjc9Mf4mC24WBHYP oz6pdDyaBeFzDJBH6bP13Mr9DkzQtjpfe+RXMkq3SAqHZ0hSwToZTksEVeHd8mrb bLpPADg8D9HC7CUO8zfXUrdeMkCnyTG+1pKm55efEinbIDaTkfQtiahp6H3NB1Xc V45T75Vt2/RVzUZzzU8lYNJmOelr1C4Kt1VCIxc7vEM+NLLCBaAlALongzihlC2V RrZlPW9asM1ltB5vBQIDAQABo4IBvzCCAbswDgYDVR0PAQH/BAQDAgWgMEkGA1Ud IARCMEAwPgYGZ4EMAQIBMDQwMgYIKwYBBQUHAgEWJmh0dHBzOi8vd3d3Lmdsb2Jh bHNpZ24uY29tL3JlcG9zaXRvcnkvMBgGA1UdEQQRMA+CDXdlYi5pY3UuYWMuanAw CQYDVR0TBAIwADAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwQwYDVR0f BDwwOjA4oDagNIYyaHR0cDovL2NybC5nbG9iYWxzaWduLmNvbS9ncy9nc2RvbWFp bnZhbHNoYTJnMi5jcmwwgZQGCCsGAQUFBwEBBIGHMIGEMEcGCCsGAQUFBzAChjto dHRwOi8vc2VjdXJlLmdsb2JhbHNpZ24uY29tL2NhY2VydC9nc2RvbWFpbnZhbHNo YTJnMnIxLmNydDA5BggrBgEFBQcwAYYtaHR0cDovL29jc3AyLmdsb2JhbHNpZ24u Y29tL2dzZG9tYWludmFsc2hhMmcyMB0GA1UdDgQWBBSiTecy4Z/+A4vf6Ag8XG6K Alxp6jAfBgNVHSMEGDAWgBTqTnzUgC3lFYGGJoyCbcCYpM+XDzANBgkqhkiG9w0B AQsFAAOCAQEAcbpT9NN4pE8qKdoWYj27PZ5rEVmXN/qY4BlScchoXEwvwfyIAw79 zPSr73S2631yXcHpCAfJ8WStm8CVUw3f2DkE52cFvnyjCXl0GNn89+ekFryAsAih PvOeTiav2rI+DyNeow6M+ZMWb8zlZrPE3xHAcBK1LrHkMInX6k1jqA3UmuuNw69D 0njd1VKTHwJICHXs2iWiPfrEGzVAhUXAcLMC8+aSYjl2Sg1Y2YO4/SkMW3h8dHtx MzmbSr51dUqC35NpLaleqGcOXXyDu222KESr6GBcpHF7upI9xCF5Ln9gtve4mSNK i0CojV+glWcQC2SlhfWfA8/UcDmNBfPDlw== -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtqpzvTkV66W6XUU/GWKD mpXVGoxAdCW/VUqSfNTkeDTfH/pPTZnI/0chdwO5QurY4u6sZdRvqYi/hnaS5LhD GBv56SXWuaW562t38zv85EbvYuQjNoqREjc9Mf4mC24WBHYPoz6pdDyaBeFzDJBH 6bP13Mr9DkzQtjpfe+RXMkq3SAqHZ0hSwToZTksEVeHd8mrbbLpPADg8D9HC7CUO 8zfXUrdeMkCnyTG+1pKm55efEinbIDaTkfQtiahp6H3NB1XcV45T75Vt2/RVzUZz zU8lYNJmOelr1C4Kt1VCIxc7vEM+NLLCBaAlALongzihlC2VRrZlPW9asM1ltB5v 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 1492418955481325480528053476435950857735903 . . . . . . . . [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 'GlobalSign Domain Validation CA - SHA256 - G2' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2014-04-14 02:02:05 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-01-24 06:38:09 +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 'JP' . . . . . . . . . . . . [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 'web.icu.ac.jp' . . . . . . . . [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 23059424570023358699679540772118821228049672803126396754660167827535733613809467370757577918404826096132446378922451939320092391618155784095568465947018955471612672416821225682562983677464658722676757534800552993415457822598779613976468078395553880467008644463976600302873303469963321714094493323936122013587772782662241058041272517660096483324249185776491952115668428202935624883524804644693302495740997556849785800649281069164419466378067138951480139293850705796736484598040142814118718481616295607463987047684279908710167803373731211541484092419376712951672095346755205213884545868866214083452106368462064692653829 . . . . . . . . . . . . . . . . . . . . [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 (17 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'web.icu.ac.jp' . . . . . . . . . . . . . . . . [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 (60 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.globalsign.com/gs/gsdomainvalsha2g2.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 (135 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://secure.globalsign.com/cacert/gsdomainvalsha2g2r1.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/gsdomainvalsha2g2' . . . . . . . . . . . . . . . . [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) a24de732e19ffe038bdfe8083c5c6e8a025c69ea . . . . . . . . . . . . . . . . [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 ea4e7cd4802de5158186268c826dc098a4cf970f . . . . [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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