inohira.mns.kyutech.ac.jp

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:ce:a2:8e:6f:6f:cc:64:d8:05:39:29:a2:12:b0:92:1b:a2 was issued on by Let's Encrypt.

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=inohira.mns.kyutech.ac.jp

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:ce:a2:8e:6f:6f:cc:64:d8:05:39:29:a2:12:b0:92:1b:a2
Serial Number (int): 331651099882670180629392323122499276643234
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 8a:91:b9:6d:de:a9:d0:e0:d7:62:2a:b9:16:fc:c9:c4:10:6e:16:d5
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): d8:02:64:1b:2e:a3:85:5b:d3:0e:c8:78:df:5c:55:74:77:2e:63:4d
Fingerprint (sha256): 11:18:60:cb:e7:e1:69:b2:24:f6:d9:90:00:c7:be:90:87:52:7a:bc:a5:42:cf:1c:0a:0a:90:e9:58:37:65:56

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 inohira.mns.kyutech.ac.jp

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for inohira.mns.kyutech.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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

inohira.mns.kyutech.ac.jp

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Certificate

The complete raw certificate details for inohira.mns.kyutech.ac.jp in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 331651099882670180629392323122499276643234
 . . . . . . . . [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 2020-01-16 12:22:51 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-15 12:22:51 +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 'inohira.mns.kyutech.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 871520045978944743931573070454270109193553496352624288675029673798018381727831105229675296437713056365490777189124225318496398372655725138826931879056362227713563935143896801505922893385954693095693800925508001247816963575149909515607085187639398721224729959658181145114870293977730423798989889266566308105484355695479338853652876270382074500079323452781663450850055115381090164282523514340674819844084236059814996807481787496787555644952036637220424795815853944874340366784360616682881425195095680190227950438321558458824437992625210116808495046538646828119548561169182208167192197651680159925237382476794759885560480528174890900722089313605182728072239520892355027171448701328728233534701125192953020627342235841036112050058456376494883861364681220140300655910531144414689747914334982195870727837707606947223741661579451171089415822906498659241204368550363730827402714461573764275618038121421921414280819014264439152738474571813935462286670517869708583005597462329629425334696476814345069461799540900938073659985601717487035458610412670780446582395618660089715925552535269490541559491511675900104152969035501679635906625850666176162554939083773602869094400010616426646080184431244581227481859130038479835177690160220731419327452221
 . . . . . . . . . . . . . . . . . . . . [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)
							8a91b96ddea9d0e0d7622ab916fcc9c4106e16d5
 . . . . . . . . . . . . . . . . [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 (29 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'inohira.mns.kyutech.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016fae85578e0000040300483046022100a894f8339abee31b3f8589ec4d36721aef281056be0b7c2bbb27cf71294a7a83022100a1d1101b3374f170e523bd3fb88c746bc5572f49ccb41e7fef0c2c0ef0aec05c0076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016fae8557c5000004030047304502202925fa26136a4465240e2770427494928a42b0e97944294a73e4c7c9ca7d6828022100f85965c27004e3042520308bbe13e86033a519b5664d11b6f4e139eb344e703f
 . . . . [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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