smarteducation.jp

Issued by Amazon RSA 2048 M02

About this certificate

This digital certificate with serial number 03:a4:5f:4b:bc:3c:07:05:d6:9b:0e:50:d8:c0:33:8d was issued on by Amazon.

With 6 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=smarteducation.jp

Amazon

Organization: Amazon
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:a4:5f:4b:bc:3c:07:05:d6:9b:0e:50:d8:c0:33:8d
Serial Number (int): 4841153501434745388158837696210416525
Serial Number lenght: 122 bits, 16 octets

SubjectKeyId: 79:4d:30:8e:38:6e:a4:fa:9b:97:6f:74:f9:ad:64:43:30:78:1d:f8
AuthorityKeyId: c0:31:52:cd:5a:50:c3:82:7c:74:71:ce:cb:e9:9c:f9:7a:eb:82:e2

Fingerprint (sha1): 24:20:79:66:44:08:32:46:bc:c9:71:bc:6b:3a:41:af:e0:5a:48:6a
Fingerprint (sha256): 07:fb:81:49:3a:09:f5:7d:03:1e:a3:9c:85:98:9c:50:f7:f6:af:b7:0e:af:eb:ac:d7:91:ad:22:19:20:e4:60

Issuing Certificate URL: http://crt.r2m02.amazontrust.com/r2m02.cer

Revocation information

OCSP Server: http://ocsp.r2m02.amazontrust.com
CRL Distribution Point: http://crl.r2m02.amazontrust.com/r2m02.crl

Check the revocation status for certificate smarteducation.jp

6

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for smarteducation.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

10 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

smarteducation.jp
kdkits.jp
*.asobio.jp
asobio.jp
*.kdkits.jp
*.smarteducation.jp

Other certificates including the domain name smarteducation.jp

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGEzCCBPugAwIBAgIQA6RfS7w8BwXWmw5Q2MAzjTANBgkqhkiG9w0BAQsFADA8
MQswCQYDVQQGEwJVUzEPMA0GA1UEChMGQW1hem9uMRwwGgYDVQQDExNBbWF6b24g
UlNBIDIwNDggTTAyMB4XDTIzMTEwMzAwMDAwMFoXDTI0MTIwMjIzNTk1OVowHDEa
MBgGA1UEAxMRc21hcnRlZHVjYXRpb24uanAwggEiMA0GCSqGSIb3DQEBAQUAA4IB
DwAwggEKAoIBAQC+i9T6eYu7YglfE1F2LzoCkm7R27J0eNNOawnbLc+pZn3KxyNT
2sbaDZ/cWksBCUel98Dy2JwcckftzX97NefYBtSySfadsoSmOwFVuBkxlxqOpiPm
DuLMiUv1ut0k7/NIqPGKIgZin0BBdSnLCnF8qS/9zL4rjlQuq0oUpTYafp6++2UN
SvjkKLuk+I/Uyso6wG6wqHh2z1AWASmZ4s//decJV4OXqZHkwauwmDCIykY7dvXa
gAMHjecJfIqVO7GpPJm6xJSO6Fg13C6NcP1zy32qUvdn7aDM1YGLO8qtjkPGMx9v
pSAC8mufIGLrUBx+PALHALv1tp/UDwoUgPOBAgMBAAGjggMvMIIDKzAfBgNVHSME
GDAWgBTAMVLNWlDDgnx0cc7L6Zz5euuC4jAdBgNVHQ4EFgQUeU0wjjhupPqbl290
+a1kQzB4HfgwYQYDVR0RBFowWIIRc21hcnRlZHVjYXRpb24uanCCCWtka2l0cy5q
cIILKi5hc29iaW8uanCCCWFzb2Jpby5qcIILKi5rZGtpdHMuanCCEyouc21hcnRl
ZHVjYXRpb24uanAwEwYDVR0gBAwwCjAIBgZngQwBAgEwDgYDVR0PAQH/BAQDAgWg
MB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjA7BgNVHR8ENDAyMDCgLqAs
hipodHRwOi8vY3JsLnIybTAyLmFtYXpvbnRydXN0LmNvbS9yMm0wMi5jcmwwdQYI
KwYBBQUHAQEEaTBnMC0GCCsGAQUFBzABhiFodHRwOi8vb2NzcC5yMm0wMi5hbWF6
b250cnVzdC5jb20wNgYIKwYBBQUHMAKGKmh0dHA6Ly9jcnQucjJtMDIuYW1hem9u
dHJ1c3QuY29tL3IybTAyLmNlcjAMBgNVHRMBAf8EAjAAMIIBfgYKKwYBBAHWeQIE
AgSCAW4EggFqAWgAdgDuzdBk1dsazsVct520zROiModGfLzs3sNRSFlGcR+1mwAA
AYuSkKFdAAAEAwBHMEUCIQClWtz7Ps5CI3Xbx/027POpE9TEh4wHkAmVJDRWisXR
ogIgPknGObArjSn/RVjfG0Z0ln4OrJMySb/D4bCxVHbK6DkAdgBIsONr2qZHNA/l
agL6nTDrHFIBy1bdLIHZu7+rOdiEcwAAAYuSkKFOAAAEAwBHMEUCIQCK5C5gkUVl
Laamh/ggaEhBvjUe/x6XJct9IJhiBIabCAIgcNnJrTsoQSh0DQ2eK8zU+3fNHpDF
8eU/7wafXj8v4CoAdgA/F0tP1yJHWJQdZRyEvg0S7ZA3fx+FauvBvyiF7PhkbgAA
AYuSkKGFAAAEAwBHMEUCIDY8Afbw4hXF1OlXNF7UuzkiYZ8u2JbhcutzAe0wW1AE
AiEAk6yj3m6QuSvRdBmmpM409a5++rwBj7u/yeEHzzdd0lUwDQYJKoZIhvcNAQEL
BQADggEBAJ5o8YOb4CDUVZrS4LZ0XrgNTdsEwe7VYOZmCXtcKzA5/wDtYavpEs4q
tpdbQBzXAHTyhJBkLO8SDcGQ8SML4ZmqHeOQQC5R2p4sqD8i6VSUGwaDls9TtOZY
xm1HZkpr/GHWzEuhmyTgDJdlKl3v0LnXFEANchhgE1Z4fqsA94XHOOSupaigsopQ
4C8kgOFdEMTuHQYtZC7/7Qw32d12wVvWD0jwwndMtWteXn6rx8qHcluDk1aADgsl
99bYqMNTrM0xXwEDAV5nFF22aNor3J2LaWbDAyr0sVjX+05rUk/bZP7DgnjxP+jn
Q4SQda9KYsX+0JdCjLABUKsIZIABp74=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvovU+nmLu2IJXxNRdi86
ApJu0duydHjTTmsJ2y3PqWZ9yscjU9rG2g2f3FpLAQlHpffA8ticHHJH7c1/ezXn
2AbUskn2nbKEpjsBVbgZMZcajqYj5g7izIlL9brdJO/zSKjxiiIGYp9AQXUpywpx
fKkv/cy+K45ULqtKFKU2Gn6evvtlDUr45Ci7pPiP1MrKOsBusKh4ds9QFgEpmeLP
/3XnCVeDl6mR5MGrsJgwiMpGO3b12oADB43nCXyKlTuxqTyZusSUjuhYNdwujXD9
c8t9qlL3Z+2gzNWBizvKrY5DxjMfb6UgAvJrnyBi61AcfjwCxwC79baf1A8KFIDz
gQIDAQAB
-----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 4841153501434745388158837696210416525
 . . . . . . . . [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 'Amazon'
 . . . . . . . . . . . . [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 'Amazon RSA 2048 M02'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-03 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-12-02 23:59:59 +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 'smarteducation.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 24054231646527923650918831455886717123299513870559151587993501287433171117873796071025033236219913054190049518695092598200306728145218358177448977846547312048660808570414753244798047343329993657386941732757933460519651162949991882611495298468544687578897187171758352637017532816830991786296851450511469622657723816555286118251813631568235778794696307192278939917702113377656898112298732847862040138558538243556465832729205892917090649437246364937490534082110185165666481959927503251937928883204670281164627628109423872522518692211794506111323035487577441613961358622264607309769554286009543831046101568247971981620097
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName c03152cd5a50c3827c7471cecbe99cf97aeb82e2
 . . . . . . . . . . . . . . . . [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)
							794d308e386ea4fa9b976f74f9ad644330781df8
 . . . . . . . . . . . . . . . . [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 (90 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'smarteducation.jp'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kdkits.jp'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.asobio.jp'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'asobio.jp'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.kdkits.jp'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.smarteducation.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 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 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (52 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crl.r2m02.amazontrust.com/r2m02.crl'
 . . . . . . . . . . . . . . . . [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 (105 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.r2m02.amazontrust.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://crt.r2m02.amazontrust.com/r2m02.cer'
 . . . . . . . . . . . . . . . . [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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (366 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (362 bytes)
							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
 . . . . [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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