jsc-hokkaido.jp
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:fe:77:28:10:49:9b:65:cc:b8:1e:46:23:ba:ae:1d:d4:db was issued on by Let's Encrypt.
With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This 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. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.
We have idenified some issues with this certificate:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=jsc-hokkaido.jp
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:fe:77:28:10:49:9b:65:cc:b8:1e:46:23:ba:ae:1d:d4:dbSerial Number (int): 347926965146922158808306800931301738009819
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 09:ba:1e:9a:b8:14:a1:f1:28:0f:54:2e:41:ce:e6:74:82:40:49:49
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): f1:1d:7e:b5:2c:5a:1a:cd:ff:1c:0a:41:76:40:1e:10:b7:a5:d2:e3
Fingerprint (sha256): f7:4e:fc:86:48:b3:be:25:36:08:a6:50:3c:4a:16:96:0b:d2:93:71:78:e4:de:7a:80:21:58:25:12:0b:a0:dc
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate jsc-hokkaido.jp
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for jsc-hokkaido.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
jsc-hokkaido.jp
www.jsc-hokkaido.jp
www.jsc-hokkaido.jp
Other certificates including the domain name jsc-hokkaido.jp
(limited to 100 certificates)
Certificate
The complete raw certificate details for jsc-hokkaido.jp in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFazCCBFOgAwIBAgISA/53KBBJm2XMuB5GI7quHdTbMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAzMDEwNDQyMDhaFw0y MDA1MzAwNDQyMDhaMBoxGDAWBgNVBAMTD2pzYy1ob2trYWlkby5qcDCCASIwDQYJ KoZIhvcNAQEBBQADggEPADCCAQoCggEBAKkugZUZZOTSTLMQ7JJ4xdtZJ2kwljc3 Id4t2JN2kSdg61jyAmpJo+fU4PPaPrru98k5ZFtjetj+7RT8fcOAUR/9ZXvK9AtM GeOOizHUQHDUdJaPccUgPU9mIbC4TKEvCuEb/6qJ71OOoDiIYxtn45s1lMWMZNAw vnePIBqCSzl9SjhIYha6cSpZCLOgwOjbgb8jYsR+PdnEKJoe9OCm5mXQ6kN5DWrb fQj8WvADOtOewVdXccghgs6cK1Bxhjs1T1jjwjF1jx2uPM42igoD7+J0Qserpy3H 78w5VkXHuJFe7VjLTbfEbyGoHZgX1EllEFwxFxFLoUKx+0KBoVRP2+ECAwEAAaOC AnkwggJ1MA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYB BQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUCboemrgUofEoD1QuQc7mdIJA SUkwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEE YzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5cHQu b3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2VuY3J5cHQu b3JnLzAvBgNVHREEKDAmgg9qc2MtaG9ra2FpZG8uanCCE3d3dy5qc2MtaG9ra2Fp ZG8uanAwTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggr BgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEEAdZ5 AgQCBIH1BIHyAPAAdgDwlaRZ8gDRgkAQLS+TiI6tS/4dR+OZ4dA0prCoqo6ycwAA AXCUnbPuAAAEAwBHMEUCIQCqiTJGpcSZijo44aDXKvqdXqLAUaP8B8SS7xaKlrAZ bwIgNQmoBlFZEbmj3kk80cCc5k/kkp0CsVzDy4PNt0ZMa4YAdgCyHgXMi6LNiiBO h2b5K7mKJSBna9r6cOeySVMt74uQXgAAAXCUnbQIAAAEAwBHMEUCIG+HOZiZDwUQ ZUqG4X0GEctdz+uqBf5+7DIrmILlVlFkAiEAzW5ggXur/hmBxRnO40Nd2CNJx3FA PDDRlroIDVFK1m4wDQYJKoZIhvcNAQELBQADggEBACPOfBCdCZXBMNb/+HrTxWyD 6lCcX9ITtLjE1J58LMUarJVs+NM71j2ZIzda9bZ4XIdljIwQUUkU6IS3VYFrkjmq FLkSdMpzbcyGlLkhgja8VXCBy3u1ffQeAef+NIjlwt7k2ThKxiMzLn0cBtFA/FV0 ZHazt7PCm8ObGshkcP0aFpBrpRCIfLLl6v1wHpCpdf93McNpvjlfa8lOqhKoeLiX vcUGxdehpl3otl4WPeaf+qP2nCUnpGg3Q6PiWVmlHPNxzKOJCnD2TH1Ao27gfvIH UCwFFPk6w6l1aRQAPlvkm1aEk6f/of5fXhyjTFn8+I90oIE34MObXBtoCjkr9RE= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqS6BlRlk5NJMsxDsknjF 21knaTCWNzch3i3Yk3aRJ2DrWPICakmj59Tg89o+uu73yTlkW2N62P7tFPx9w4BR H/1le8r0C0wZ446LMdRAcNR0lo9xxSA9T2YhsLhMoS8K4Rv/qonvU46gOIhjG2fj mzWUxYxk0DC+d48gGoJLOX1KOEhiFrpxKlkIs6DA6NuBvyNixH492cQomh704Kbm ZdDqQ3kNatt9CPxa8AM6057BV1dxyCGCzpwrUHGGOzVPWOPCMXWPHa48zjaKCgPv 4nRCx6unLcfvzDlWRce4kV7tWMtNt8RvIagdmBfUSWUQXDEXEUuhQrH7QoGhVE/b 4QIDAQAB -----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 347926965146922158808306800931301738009819 . . . . . . . . [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 2020-03-01 04:42:08 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-30 04:42:08 +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 'jsc-hokkaido.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 21357206592000946673530545750424327835956876746690960259224596501226346637408993140355292758557199108217526853215667744460935196553512310583627635456569420065861995306235170827843387287362593057675541533749876814352612811061263725764013395726464967086579512145596277940498343679694331418466826425053274675043392592548337527512179851859522395043583537658287981576698331648921828695871643693403633931312629446325536121437006291371458440301537332749187440397058956866817595535911017171774783809880240362180901229968257998503108088170347314258337624141370637266558976627954042191071636162240771678117804724279103076686817 . . . . . . . . . . . . . . . . . . . . [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) 09ba1e9ab814a1f1280f542e41cee67482404949 . . . . . . . . . . . . . . . . [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 (40 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'jsc-hokkaido.jp' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.jsc-hokkaido.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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f0007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb27300000170949db3ee0000040300473045022100aa893246a5c4998a3a38e1a0d72afa9d5ea2c051a3fc07c492ef168a96b0196f02203509a806515911b9a3de493cd1c09ce64fe4929d02b15cc3cb83cdb7464c6b86007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170949db408000004030047304502206f873998990f0510654a86e17d0611cb5dcfebaa05fe7eec322b9882e5565164022100cd6e60817babfe1981c519cee3435dd82349c771403c30d196ba080d514ad66e . . . . [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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