www.daiki.jp

Issued by R3

About this certificate

This digital certificate with serial number 04:be:af:0c:a7:16:10:a1:97:90:69:04:e2:89:ea:6b:d5:19 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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.daiki.jp

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:be:af:0c:a7:16:10:a1:97:90:69:04:e2:89:ea:6b:d5:19
Serial Number (int): 413335474037754527838324595208603738821913
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 80:10:9b:db:23:d0:a4:1d:7e:7e:75:92:54:1d:5a:9e:e2:4e:4a:fa
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): a3:6e:c3:fb:ef:e1:be:8e:9e:59:e3:ea:b8:2e:1c:ca:aa:59:56:62
Fingerprint (sha256): 54:e2:b8:6d:b8:91:f0:ed:34:b7:c8:08:57:9d:a2:ba:d0:14:93:9a:98:5f:dc:59:ef:3d:db:f2:5d:94:3d:05

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

Revocation information

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

Check the revocation status for certificate www.daiki.jp

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.daiki.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

daiki.jp
www.daiki.jp

Other certificates including the domain name daiki.jp

(limited to 100 certificates)
www.daiki.jp
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www.daiki.jp

Certificate

The complete raw certificate details for www.daiki.jp in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxnpZ3n7R8/heMFysWfIT
JUOZ0aYSgE37j1psE9NwttqdFfomEYAzq4i/Zeo8ZlZ9QUXDsr4LQsFo3QKN4KNM
aZPVoVHM/opbOTXxShuPUworMeyp3Dty/foF9Z4Z72UipUmXABVlgwfQdQ6mnqAC
ZS0xn8C2Vqj/tpdA4GX6cMQpDjvQZzn17aNqD/kP49yY4470E0VBWE8azNaOSc1B
3dgsXlEI2oAT8QHQ7DjnyB9GsWotvYgoyl+ubeOWeEC1k6fbkVuKbAoMKSamPWDP
Gn90Rjbk2FLniqP9HqyfQ27bTJY85Z17Ox9Vs/46u8IroFBEkIhqtNyYUdcTos9h
JQIDAQAB
-----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 413335474037754527838324595208603738821913
 . . . . . . . . [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 2024-02-11 08:19:09 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-11 08:19:08 +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 'www.daiki.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 25055517935318310823813997176739574878784079658022373063065338744833832250180175519045281012376129255370858981607072698874270893652272252361691523164242370910599582189686428826500193456273139530032180798687954667242110264780637187834825858201520528656740965013969524143820063124498884773350897988427406726666855624032315519282328175880097855623937973469323171351109838928300120994291819322079903633067016626409041824619054801225073142883783427095477703640327986380989030759970393151041112336753618066780124629256534924923901565902745917450515868384159186366147075870740756690994548263880649851394673114281209616097573
 . . . . . . . . . . . . . . . . . . . . [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)
							80109bdb23d0a41d7e7e7592541d5a9ee24e4afa
 . . . . . . . . . . . . . . . . [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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'daiki.jp'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.daiki.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d97769e240000040300483046022100c1f821f40c6ab91a9f798d26f96f26f95399cb3e7e7cc0a04bc5248f90d4b8f7022100b51df81f263d0d0de64075d62c6cde84ed8ace41df7eb5d8614342a90e9aee63007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018d97769e2c0000040300473045022100d24c72b5e4ea0792f7e798bfe1902c426c92a8de08615e9e92ccbdcdd86361d502200e84dc6f93e5c57f8cce1f8aaed0bae87d8fab71518131e47290ef83791f3e45
 . . . . [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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