www.kyoto-mensclinic.jp

Issued by R3

About this certificate

This digital certificate with serial number 03:14:d1:b4:f0:24:d0:57:ca:a8:85:fc:9e:84:20:44:a5:4f 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=www.kyoto-mensclinic.jp

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:14:d1:b4:f0:24:d0:57:ca:a8:85:fc:9e:84:20:44:a5:4f
Serial Number (int): 268421253268948090638079523278955074594127
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 54:9a:d2:a7:cf:96:a3:50:0b:9a:c5:39:5f:ea:7a:45:dd:b1:79:d2
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ed:9a:8a:56:68:36:cc:53:e1:b7:85:3d:44:aa:e8:28:43:93:b5:cb
Fingerprint (sha256): 6d:91:86:d1:ad:78:b5:5b:cb:2c:11:05:20:46:a7:fd:51:1e:9e:03:0a:a5:91:6c:3e:41:72:0b:90:16:b6:8a

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate www.kyoto-mensclinic.jp

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.kyoto-mensclinic.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

kyoto-mensclinic.jp
www.kyoto-mensclinic.jp

Other certificates including the domain name kyoto-mensclinic.jp

(limited to 100 certificates)
www.kyoto-mensclinic.jp
www.kyoto-mensclinic.jp
www.kyoto-mensclinic.jp
www.kyoto-mensclinic.jp
www.kyoto-mensclinic.jp
www.kyoto-mensclinic.jp
www.kyoto-mensclinic.jp
www.kyoto-mensclinic.jp
www.kyoto-mensclinic.jp
www.kyoto-mensclinic.jp
www.kyoto-mensclinic.jp
www.kyoto-mensclinic.jp
www.kyoto-mensclinic.jp
www.kyoto-mensclinic.jp
www.kyoto-mensclinic.jp
www.kyoto-mensclinic.jp
www.kyoto-mensclinic.jp
www.kyoto-mensclinic.jp
www.kyoto-mensclinic.jp
www.kyoto-mensclinic.jp
www.kyoto-mensclinic.jp
www.kyoto-mensclinic.jp

Certificate

The complete raw certificate details for www.kyoto-mensclinic.jp in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqnqThgc65aXAxuR+NtiI
aHnAxhskMT61g8Ab2LeV+4KN2p7PJkB2Xl5pz4BFs3+tJaPW/Q2Tlmn8jze/hteL
VdePniFowyXsAgBXFMih1IQLPcPujHW8JHX/cpywJhj1ZtELRceWIznofWO01lfq
PuYXjJtyQXO2WzOo61z7MxTj09rXI8DNmyYr6UG2Zj60mWs384KCquI8leluFkaW
BJTLDmRdsoICxqRmzAtFqfcesDu0fHt1LHWj4ZBsmFd/1riRyQlRWIIEisYKkJiS
EF3rJT66/FHOECLfTV/lE06ywVa1LvUOa7ZAV6fcyjfkGg1pht9LQ6v9TpB/wWCQ
zwIDAQAB
-----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 268421253268948090638079523278955074594127
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-09 01:22:49 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-08 01:22:48 +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 'www.kyoto-mensclinic.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 21520956452740091201614398142514040549063834237757503674155360738277033257583517723161057488362177287725967916401349941673364440401543784277645241401469827292856222168750352836388284465535349921476665877957574103119693671234664146491358666741148313314326772848212084217063209258910855993717907570330099400713958625193027808302306896252645195321169238837399288010495928323912792852559206698426220443565332716204611919313227108296453124914850966791453900009529011545878092587814291357812315229387490713975231771224148998346855672276033004067977243096498915455722925752947123404617593791640969333374598913173032473235663
 . . . . . . . . . . . . . . . . . . . . [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)
							549ad2a7cf96a3500b9ac5395fea7a45ddb179d2
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (48 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kyoto-mensclinic.jp'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.kyoto-mensclinic.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018cec0797fa0000040300483046022100ce6a7200b116d9d5e97beb5ae493d3d921380d4db2dc1073aea777ff532c62b1022100d81b72f13c3d53d6426589f7af7c4c04d8a3a1f4d11417cd7bf38ba875f52f0400750029d03a1bb674aa711cd3035b6557c14f8aa78b4fe8389449eca453f944bd24680000018cec0798cc000004030046304402203d0110eea1708a0cb74fe72b36de6ea7c9efdca3dd4443e721d3a4ef6f1382fa02202244d0d120020a1c7e2645b26f7f29c7b5405241b3c05d134965670fd63c1d80
 . . . . [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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