DV SSL/TLS Certificate for www.matsuo-s.jp

Certificate is witin its validity period

Issued by Amazon (Amazon RSA 2048 M02)

About the www.matsuo-s.jp DV SSL/TLS Certificate

This certificate with serial number 02:36:f8:b8:42:f1:d9:12:3d:29:2f:a2:fd:2f:77:f9 for www.matsuo-s.jp was issued on by Amazon.

With 2 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for www.matsuo-s.jp provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Amazon

Organization: Amazon
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 02:36:f8:b8:42:f1:d9:12:3d:29:2f:a2:fd:2f:77:f9
Serial Number (int): 2943884658212707537362699346905102329
Serial Number Length: 122 bits, 16 octets

Subject Key Identifier: 27:f1:c9:0f:03:d3:31:09:8f:3f:7c:89:82:b6:27:a2:eb:41:72:15
Authority Key Identifier: c0:31:52:cd:5a:50:c3:82:7c:74:71:ce:cb:e9:9c:f9:7a:eb:82:e2

Fingerprint (SHA-1): 73:cb:88:53:0e:b4:db:25:7d:69:50:89:75:25:d7:74:e8:ce:3a:3b
Fingerprint (SHA-256): ec:8f:cd:c7:1a:1e:a9:cb:5d:09:72:47:89:25:32:ce:6e:b6:c1:1a:34:71:ed:5f:74:de:9a:8b:ee:e1:39:3f

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 www.matsuo-s.jp
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for www.matsuo-s.jp

Public Key Algorithm
RSA
Key Size
2048
Signature Algorithm
SHA256 with RSA
Key Usage
Key Encipherment
Digital Signature
Extended Key Usages
Server Authentication
Client Authentication
Extensions
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for www.matsuo-s.jp in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAw7mLB4O1WeyK5hScElll
BAtr3zvj2wdpil0n7cVBQIw9l5qWNUQeh6Lsnsjz64FrwXBaoXRdFRNSThAVJgfA
uWiDUb/U+U5yByErkLzrzh7oD6CK6MzWyoG6jcX3t75rOCXvK3wHpBuVjRgQlAIB
ZsM0sr7ImRIVIiv3K4BMcqEoyyg9OjLNMi6HRiILJdySjSqQTzL9++SvmcGKlnfe
kZjboVOmL27z5XuVt5B/TjUP2w2MJCWq5EyFZQQ0IExRWPghx27EVQpTeG8ebf9h
uyELXfkU9TAz0lwR54piBLDdN1TXfvlgVw0ht3bzfYGlR6u+Ep0dY/BLqgQMIOsI
5wIDAQAB
-----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 2943884658212707537362699346905102329
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Amazon RSA 2048 M02'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-10-24 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-11-22 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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'www.matsuo-s.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
 . . . . . . . . . . . . . . . . [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 24707964172866202274802631603390564363171403970776688052414125950491784773319078335971146361242146219308323105314710926326856820267834145347866612074215333801552276285897380326095447525646820894851740548131545392436040247571519001889775069629159677367571643022182877554932842714665769190291649652528571808202322177717746667962573681814030334063139694050227559921067592754619142414805530251028577066979050948767239147838414130643385384847994359011979101650594932270777959694069262906680471659208715409620019480881725078009410029543760883292001591861748401192899905605045714172824869476885049356519692527419723793238247
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							27f1c90f03d331098f3f7c8982b627a2eb417215
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.matsuo-s.jp'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'matsuo-s.jp'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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 (368 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (364 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
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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