host.lang.hiroshima-cu.ac.jp
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:a0:03:5f:23:f2:32:1f:c2:9d:65:19:98:5b:6f:29:ac:4a was issued on by Let's Encrypt.
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We have idenified some issues with this certificate:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=host.lang.hiroshima-cu.ac.jp
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:a0:03:5f:23:f2:32:1f:c2:9d:65:19:98:5b:6f:29:ac:4aSerial Number (int): 315786518183892873752749488875419397106762
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 0f:86:97:be:69:05:78:ba:1e:da:1c:5b:df:28:93:d3:08:7e:65:bd
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): c6:a2:30:2d:dd:66:cf:89:29:81:cb:7d:d0:72:40:c5:63:dd:ab:7a
Fingerprint (sha256): 39:44:bf:4a:e8:2d:2a:50:15:77:99:74:0b:5d:40:20:7b:e0:fa:99:dc:bd:75:62:c4:3b:95:fb:4d:a1:1f:72
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate host.lang.hiroshima-cu.ac.jp
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for host.lang.hiroshima-cu.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
host.lang.hiroshima-cu.ac.jp
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Certificate
The complete raw certificate details for host.lang.hiroshima-cu.ac.jp in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFcDCCBFigAwIBAgISA6ADXyPyMh/CnWUZmFtvKaxKMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTExMzAxOTA3MDNaFw0y MDAyMjgxOTA3MDNaMCcxJTAjBgNVBAMTHGhvc3QubGFuZy5oaXJvc2hpbWEtY3Uu YWMuanAwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCpidYsVd3WR9+S HQEwkwSQmKiRA6dEDPmzq81kYTi7V6s43UKmvLDz0Y6nisnRnwxys53+1rnDJMaf 4Z64t0YkvIjTim1VboRQ6gV5BisXWijaBtSWPHx7biWeWbQZ/4YeAjST1S8Xzqz5 rxfEYp5Ob9+09FYg9ctHpqPiEBzR7VvAuSlRr4+/vMIPDm0372xC/MzLFQBNWsdN uaDWLTalJgBoMimkDyjiqL17Hpn/XTpjoiYHrLSK4KChITxAAu7g3i7Y/0w69dZe wwrrzoGufvGLGOwG1wqHn2rM/wYZFW5/8Q1Lbj1wqFcMMcAYHuGuttHAzp9j3au1 JFZwVBIbAgMBAAGjggJxMIICbTAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYI KwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFA+Gl75p BXi6HtocW98ok9MIfmW9MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyh MG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgz LmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgz LmxldHNlbmNyeXB0Lm9yZy8wJwYDVR0RBCAwHoIcaG9zdC5sYW5nLmhpcm9zaGlt YS1jdS5hYy5qcDBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAo MCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQQGCisG AQQB1nkCBAIEgfUEgfIA8AB3AF6nc/nfVsDntTZIfdBJ4DJ6kZoMhKESEoQYdZaB cUVYAAABbr3sgNEAAAQDAEgwRgIhALjW0moK5suEFWTxtDWyUzYhBzjeAghIOjAp zaWAfG52AiEA3eCK2XpU8zK1os9wCEnVEcp712BCpZPEz91KEr+TPqIAdQAHt1wb 5X1o//Gwxh0jFce65ld8V5S3au68YToaadOiHAAAAW697ID/AAAEAwBGMEQCIBCU cTJY4lAiuOFlcR/HWB8hZ+GNp8th3SSPLN+UigySAiBaa2kDQuURszbM5QCGSNaG zhZP8wQLxrR4QEU8S0xJaTANBgkqhkiG9w0BAQsFAAOCAQEAbc4TX4il1dtikqwg fzeNT5WjHYN/tFepIy7Umc4i7tlmjD48GQYDFdfZmUUSolGHc69PxbUoTeBr9dYc 2bM+cMxM0RKcPTmYKZFIqwKP/0MsusDfJUQ/mQkz8hOeg394Itmp0GXMXQXYU80Q nTQ3/iM4FBSh/oErov6ot/VIN4lWv3knIkobvCTEfVF8LzPZTpl9RPb3mlTTBuzI SB5uQ30YZBBs05uacewKccnHIhbG19AZf+hOJbAze8PpfiPWgtGFrUJWcs7qCMie R3m4/ZgnYyg4g81Jw7gOjb5MzlKIQd7+GkXAPNoHMzWRIQWezZU626KBHF8ux+w6 5iJWbw== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqYnWLFXd1kffkh0BMJME kJiokQOnRAz5s6vNZGE4u1erON1Cpryw89GOp4rJ0Z8McrOd/ta5wyTGn+GeuLdG JLyI04ptVW6EUOoFeQYrF1oo2gbUljx8e24lnlm0Gf+GHgI0k9UvF86s+a8XxGKe Tm/ftPRWIPXLR6aj4hAc0e1bwLkpUa+Pv7zCDw5tN+9sQvzMyxUATVrHTbmg1i02 pSYAaDIppA8o4qi9ex6Z/106Y6ImB6y0iuCgoSE8QALu4N4u2P9MOvXWXsMK686B rn7xixjsBtcKh59qzP8GGRVuf/ENS249cKhXDDHAGB7hrrbRwM6fY92rtSRWcFQS GwIDAQAB -----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 315786518183892873752749488875419397106762 . . . . . . . . [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 2019-11-30 19:07:03 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-28 19:07:03 +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 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'host.lang.hiroshima-cu.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 21402243306897588048689799779998656971041488104570315395037284529261029202688215532470634070990637247743784573513739826720426745290885316929693713062731082603587879054568845738893845827748158580651013606716839453816231956597627498371499414570416857325656504012265722009472951081899268273930612829281599731460729944181778053424553632360899651430901552856014475020017378461401295716847481645683090981363962501433953572514250368576990151464277578269259716471821909383390869652313645232125840958488114259342744247256010293789158149040593801766942621510172101572152765418654958203523981063946061755777689089701476952183323 . . . . . . . . . . . . . . . . . . . . [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) 0f8697be690578ba1eda1c5bdf2893d3087e65bd . . . . . . . . . . . . . . . . [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 (32 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'host.lang.hiroshima-cu.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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f00077005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016ebdec80d10000040300483046022100b8d6d26a0ae6cb841564f1b435b25336210738de0208483a3029cda5807c6e76022100dde08ad97a54f332b5a2cf700849d511ca7bd76042a593c4cfdd4a12bf933ea200750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016ebdec80ff000004030046304402201094713258e25022b8e165711fc7581f2167e18da7cb61dd248f2cdf948a0c9202205a6b690342e511b336cce5008648d686ce164ff3040bc6b47840453c4b4c4969 . . . . [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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