emc.tohoku.ac.jp
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:a6:b7:82:73:75:36:bc:cb:b7:ef:13:61:f1:2e:70:db:5f was issued on by Let's Encrypt.
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- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=emc.tohoku.ac.jp
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:a6:b7:82:73:75:36:bc:cb:b7:ef:13:61:f1:2e:70:db:5fSerial Number (int): 318067656767740513871853832842915076954975
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 16:e5:5d:f2:cf:dc:1f:38:bd:88:f2:a2:d9:4f:10:90:d1:b8:4d:7f
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): f3:1f:88:b6:e2:95:8d:7c:6d:28:f1:61:fc:8e:20:ac:42:75:85:d3
Fingerprint (sha256): 07:67:14:fb:d0:48:3c:29:e2:da:8d:89:08:bc:b3:bf:22:f3:51:cb:3c:b6:32:4f:b7:fb:21:76:e4:0e:cd:17
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.org/Check the revocation status for certificate emc.tohoku.ac.jp
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for emc.tohoku.ac.jp
Public Key Algorithm
RSA
Key Size
4096
Signature Algorithm
SHA256 with RSA
Key Usage
Digital Signature
Key Encipherment
Extended Key Usages
Server Authentication
Client Authentication
Extensions
8 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
emc.tohoku.ac.jp
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hayate.law.tohoku.ac.jp
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pgate.niche.tohoku.ac.jp
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rp.db.tains.tohoku.ac.jp
mail.fris.tohoku.ac.jp
pmail.riec.tohoku.ac.jp
takuhon.lab.irides.tohoku.ac.jp
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sub.web.tohoku.ac.jp
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Certificate
The complete raw certificate details for emc.tohoku.ac.jp in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGBDCCBOygAwIBAgISA6a3gnN1NrzLt+8TYfEucNtfMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xNzAzMzExNzAwMDBaFw0x NzA2MjkxNzAwMDBaMBsxGTAXBgNVBAMTEGVtYy50b2hva3UuYWMuanAwggIiMA0G CSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQDD89Kkj/mHvdDwdPBzVNxDOQNRo71/ tPkkLXuOBjbcFLMtpL3r9cwPFybS2rATdzqqO9alUSLpDq2Y6mW1VMf9mZq5ouYf fMKN6mY6j6rGdn9gaIcRgbqN7LVNYA2Ly2TbjZP/gqi8OT6DW5HfpRpaAY3q04q6 3N4vkeUcQg1GzfmHFs/3W1fcPLR8CqvDNZMdSu8e6v7+mkDxgeQjpijFZ6kOkDqa 9eHnVfq3+d+dFLGztouUCVCzGrcJNbHhwfQyXerd9Kq3tQ5iVCkRseh2Ov7Vm2aG lTIBtrqhdcJxxhKHD39Ao5jtO2E7zYMc2GsQoSZmEEg97zipmJrsNmYkj8Qja6N4 5c+gQBisNN37NGcC48XoCHLPcmHBqKW2crRd6DHknoYGDJcaQhEfxrf6F7rTK8cx vc657hxbs26Ra2vv/YGpuJZbEzyQwtMg2Z5mh56RaPSbQ44tJQFxhSM2Ysk0FrEZ LzoyZ7ghZDzIfX3onFalP9NeVVV7WQV/OGpPg1praNSMxYnrllF0aILA01BM/j8W 8L8GquksK+J/uUlpyl8oT9GAAPxnkLUrE7Lu4oGpH05TkDMmR0UpidJiyKXM8s4H ZqhA+ShBY7knvLXC5vvEZji3TVL6sQy/YBL6HdTJCeZIDMuBJpRKRTaZamUc5FGH jfEzjSbzaG1s9wIDAQABo4ICETCCAg0wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQW MBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQW 5V3yz9wfOL2I8qLZTxCQ0bhNfzAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv 86jsoTBwBggrBgEFBQcBAQRkMGIwLwYIKwYBBQUHMAGGI2h0dHA6Ly9vY3NwLmlu dC14My5sZXRzZW5jcnlwdC5vcmcvMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5p bnQteDMubGV0c2VuY3J5cHQub3JnLzAbBgNVHREEFDASghBlbWMudG9ob2t1LmFj LmpwMIH+BgNVHSAEgfYwgfMwCAYGZ4EMAQIBMIHmBgsrBgEEAYLfEwEBATCB1jAm BggrBgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwgasGCCsGAQUF BwICMIGeDIGbVGhpcyBDZXJ0aWZpY2F0ZSBtYXkgb25seSBiZSByZWxpZWQgdXBv biBieSBSZWx5aW5nIFBhcnRpZXMgYW5kIG9ubHkgaW4gYWNjb3JkYW5jZSB3aXRo IHRoZSBDZXJ0aWZpY2F0ZSBQb2xpY3kgZm91bmQgYXQgaHR0cHM6Ly9sZXRzZW5j cnlwdC5vcmcvcmVwb3NpdG9yeS8wDQYJKoZIhvcNAQELBQADggEBABWjQp0xCcTb mm4xNQCXFc37ArW9KLDPbjxeJYUa8EhZbXPuBczNxLZ0LD4nLS0Xv024INnMIbp4 8GXeNSdgx23pJylDEXZd2pHUT2F4WRmdMdj6bExC4tGLlIPzL/87a95f3Lv89IOY gwap0zcpqfv1j6FoQeTubzgY/Fe/3R912YKy4n6OAkwCpKq33UVZZLCKoAfXsjDP vZR2gBBktVjTEIPeOgVd1iDnBLrDubseDoUMXA26HEMJd5Bp2n4NnXH8Lf1w+0/f DtEu+8P6Mwf0O+/f0E1v1uCP7yVKcnBZE8ZISfkjNvr4L8kVZqPmRFSNqpoKZdzH MxuMABI8OQA= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAw/PSpI/5h73Q8HTwc1Tc QzkDUaO9f7T5JC17jgY23BSzLaS96/XMDxcm0tqwE3c6qjvWpVEi6Q6tmOpltVTH /ZmauaLmH3zCjepmOo+qxnZ/YGiHEYG6jey1TWANi8tk242T/4KovDk+g1uR36Ua WgGN6tOKutzeL5HlHEINRs35hxbP91tX3Dy0fAqrwzWTHUrvHur+/ppA8YHkI6Yo xWepDpA6mvXh51X6t/nfnRSxs7aLlAlQsxq3CTWx4cH0Ml3q3fSqt7UOYlQpEbHo djr+1ZtmhpUyAba6oXXCccYShw9/QKOY7TthO82DHNhrEKEmZhBIPe84qZia7DZm JI/EI2ujeOXPoEAYrDTd+zRnAuPF6Ahyz3JhwailtnK0Xegx5J6GBgyXGkIRH8a3 +he60yvHMb3Oue4cW7NukWtr7/2BqbiWWxM8kMLTINmeZoeekWj0m0OOLSUBcYUj NmLJNBaxGS86Mme4IWQ8yH196JxWpT/TXlVVe1kFfzhqT4Naa2jUjMWJ65ZRdGiC wNNQTP4/FvC/BqrpLCvif7lJacpfKE/RgAD8Z5C1KxOy7uKBqR9OU5AzJkdFKYnS YsilzPLOB2aoQPkoQWO5J7y1wub7xGY4t01S+rEMv2AS+h3UyQnmSAzLgSaUSkU2 mWplHORRh43xM40m82htbPcCAwEAAQ== -----END PUBLIC KEY-----
ASN.1 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 318067656767740513871853832842915076954975 . . . . . . . . [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 'US' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt' . . . . . . . . . . . . [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 'Let's Encrypt Authority X3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-03-31 17:00:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-06-29 17:00:00 +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 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'emc.tohoku.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 (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 799416180512492720706372045464573669777090355230794622165196676632912147535002988149939495185113727913188350876878889570903381671593887038430206734771110723791869963381685097081421938093659183357079803838586002972236267580458201840856179950518961323476302881631879289513050863506488863316441654023625121258096018844498458216138942133786004954736728042302882482259432996509948067735886913895766424983843758429440048117754255136797052309109669843050851638515744946847052174389350885896459843333245280996185262880306190643242911491827600377263822169586529604330575402137081113906082212577651695041401734959918809043968150874502591542270757088816107585606298730873439058647700619958635192271193218453882168410221515150602307192047046165464776515992854856538727851123410739177484509284544366652181698533819649627091215008746676924856007246472208938399309337975654655509065988962236898338102611280368122315496448928046758745315998203563364234560585595712988045183108571954950886828029646237637734171462039314659192013598311602246038558261546373339818471911011207988904215871927708374076659039702488378909910930258257768133729478396571703698792194450682270248227562426560776730418364052410277482540157835472820180884420286026783850188598519 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.37 (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 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [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 2.5.29.14 (subjectKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) 16e55df2cfdc1f38bd88f2a2d94f1090d1b84d7f . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1 . . . . . . . . . . . . . . . . [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 (100 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.int-x3.letsencrypt.org/' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://cert.int-x3.letsencrypt.org/' . . . . . . . . . . . . . . . . [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 (20 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'emc.tohoku.ac.jp' . . . . . . . . . . . . . . . . [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 (246 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:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'http://cps.letsencrypt.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/' . . . . [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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