caslc.sb.ecei.tohoku.ac.jp
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:77:38:b9:af:a2:6b:cb:fb:7b:e9:9c:eb:5c:0b:9e:69:21 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=caslc.sb.ecei.tohoku.ac.jp
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:77:38:b9:af:a2:6b:cb:fb:7b:e9:9c:eb:5c:0b:9e:69:21Serial Number (int): 301905860363845205785952351011809112516897
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 4f:77:01:07:a1:64:f8:e5:3d:83:5d:e2:46:40:95:78:bf:ce:92:bd
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 5f:16:fc:35:9c:ec:1c:ba:24:bf:11:d3:ec:51:c5:42:85:e0:b0:b6
Fingerprint (sha256): 01:a8:63:a3:d2:9a:b6:73:16:fb:c2:40:33:14:9c:b7:80:6b:5b:33:79:7d:a6:50:f8:81:bd:10:2e:c0:14:3b
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate caslc.sb.ecei.tohoku.ac.jp
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for caslc.sb.ecei.tohoku.ac.jp
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
caslc.sb.ecei.tohoku.ac.jp
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Certificate
The complete raw certificate details for caslc.sb.ecei.tohoku.ac.jp in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFazCCBFOgAwIBAgISA3c4ua+ia8v7e+mc61wLnmkhMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMTQxNzA0NTVaFw0y MDA1MTQxNzA0NTVaMCUxIzAhBgNVBAMTGmNhc2xjLnNiLmVjZWkudG9ob2t1LmFj LmpwMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzGl6nqiqWFAxclUv g3vjW46GJvziEdk6e+BGvy2rooRVop+2UFrhyi/oMpwmI9f/QyEC7FbLaDpJh8cz 68mSfZOaLSV0S49ujfvxPfvQCPAe4DH3ZUKqZm83kNICaKQTRtXYc0/yC6WkfTjN FPSe0OWBMjto8fUwDB8ynfb/jRWFJ7g+IUKYS3123Uqixk1WTEjK8NXELmSfFpsL u8scfyqj0QO27CGTdyaCqEAoOm4Tj8Y5zuNinY8Nh2CwxytkEnhiQujz/y5baov3 CcpUoMj+/5t1s8IREsGRKP1T6CUeJNkYW5ZacP5xz9fQz+KBH6JRtz5rH2IGxXbO kgwALQIDAQABo4ICbjCCAmowDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsG AQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBRPdwEHoWT4 5T2DXeJGQJV4v86SvTAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBv BggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5s ZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5s ZXRzZW5jcnlwdC5vcmcvMCUGA1UdEQQeMByCGmNhc2xjLnNiLmVjZWkudG9ob2t1 LmFjLmpwMEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYI KwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBAwYKKwYBBAHW eQIEAgSB9ASB8QDvAHYAsh4FzIuizYogTodm+Su5iiUgZ2va+nDnsklTLe+LkF4A AAFwROAAcQAABAMARzBFAiEAkqGdVyNgODYB2mAGMfLgaeO+0ScWdU7wZ4yECklP a2ECIFPs20V7bHgSybt30l6XC9Q+MSfOgDBQlz59ofB6RNqDAHUAb1N2rDHwMRnY mQCkURX/dxUcEdkCwQApBo2yCJo32RMAAAFwROAApgAABAMARjBEAiAI1q/d2KW0 /rOkeLhc3Op8V4UehbEpbqP5bLSGrY9VSgIgJTQdCnqjn8SgSJcBJLlnzQeW7nP0 ZAMXMHALp3WRMeowDQYJKoZIhvcNAQELBQADggEBACY5xH4DrA7XDdJ5cqKxlGQi JGfcd/7QbMxP0gi5JYU0sPYN3TdDqq7JOSAgHC8zYdqnRsd5KTsR2Xpfe5unfAzY 3pzBY1e3FFHQD2/gCMMzO/lt1NyCzhdZ/19vu4XOqtAYDqt1nWekXKZ/21P4O96u OmaLv6TZESQUQbF73UJ5v6DNs+cgySO3UwNjJEaw6bwXAniJDbPKTNVcB6gA47wD p0dA+cl52lDU7clAIJ8qsJ/oF8mNBOLgVITmig+t6RJn4PJQ9aEVMUcjPNDYMRny QHp1XgqrdnCRy3gtLL54+31W8wwFxVPoi4JQ9OvcHfN7Su0t1INIM8ky7yx/6Y4= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzGl6nqiqWFAxclUvg3vj W46GJvziEdk6e+BGvy2rooRVop+2UFrhyi/oMpwmI9f/QyEC7FbLaDpJh8cz68mS fZOaLSV0S49ujfvxPfvQCPAe4DH3ZUKqZm83kNICaKQTRtXYc0/yC6WkfTjNFPSe 0OWBMjto8fUwDB8ynfb/jRWFJ7g+IUKYS3123Uqixk1WTEjK8NXELmSfFpsLu8sc fyqj0QO27CGTdyaCqEAoOm4Tj8Y5zuNinY8Nh2CwxytkEnhiQujz/y5baov3CcpU oMj+/5t1s8IREsGRKP1T6CUeJNkYW5ZacP5xz9fQz+KBH6JRtz5rH2IGxXbOkgwA LQIDAQAB -----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 301905860363845205785952351011809112516897 . . . . . . . . [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 2020-02-14 17:04:55 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-14 17:04:55 +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 'caslc.sb.ecei.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 (2160 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 25804627838385529852322015419729658546369958466501983940183408904604700846265523880810217545368255883494729893739171461440325542962079258224818576985439933168286296959669490681012036963555193679496332169556361895028932837780347624474784187012657303858350207224936167489594605924158343376492759396187668732639762979385030974839084719219083677255996009142697213496554029237518265901887929008159953806688034707594933135110267063163170232282078722858653011431322118430428755008875562885698679737526698128841439626632908808705435974113017325665695979624521021683898245195675433803800569972405839126268478552411710528684077 . . . . . . . . . . . . . . . . . . . . [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) 4f770107a164f8e53d835de246409578bfce92bd . . . . . . . . . . . . . . . . [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 (99 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 (30 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'caslc.sb.ecei.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 (69 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 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000017044e00071000004030047304502210092a19d572360383601da600631f2e069e3bed12716754ef0678c840a494f6b61022053ecdb457b6c7812c9bb77d25e970bd43e3127ce803050973e7da1f07a44da830075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000017044e000a60000040300463044022008d6afddd8a5b4feb3a478b85cdcea7c57851e85b1296ea3f96cb486ad8f554a022025341d0a7aa39fc4a048970124b967cd0796ee73f464031730700ba7759131ea . . . . [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) 002639c47e03ac0ed70dd27972a2b19464222467dc77fed06ccc4fd208b9258534b0f60ddd3743aaaec93920201c2f3361daa746c779293b11d97a5f7b9ba77c0cd8de9cc16357b71451d00f6fe008c3333bf96dd4dc82ce1759ff5f6fbb85ceaad0180eab759d67a45ca67fdb53f83bdeae3a668bbfa4d911241441b17bdd4279bfa0cdb3e720c923b75303632446b0e9bc170278890db3ca4cd55c07a800e3bc03a74740f9c979da50d4edc940209f2ab09fe817c98d04e2e05484e68a0fade91267e0f250f5a1153147233cd0d83119f2407a755e0aab767091cb782d2cbe78fb7d56f30c05c553e88b8250f4ebdc1df37b4aed2dd4834833c932ef2c7fe98e