rfs.jp

Issued by Amazon RSA 2048 M03

About this certificate

This digital certificate with serial number 0f:83:84:bb:04:d6:6f:8f:5b:b3:11:2d:eb:f4:39:b3 was issued on by Amazon.

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=rfs.jp

Amazon

Organization: Amazon
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 0f:83:84:bb:04:d6:6f:8f:5b:b3:11:2d:eb:f4:39:b3
Serial Number (int): 20621302920473049692676247909804816819
Serial Number lenght: 124 bits, 16 octets

SubjectKeyId: 44:f5:ed:c3:31:f6:31:1a:ef:ac:95:16:4f:28:f5:44:23:4b:dd:ce
AuthorityKeyId: 55:d9:18:5f:d2:1c:cc:01:e1:58:b4:be:ab:d9:55:42:01:d7:2e:02

Fingerprint (sha1): 31:e3:d6:60:81:8a:1c:92:0b:6e:19:b9:4b:75:f5:a0:37:7c:e1:22
Fingerprint (sha256): ef:69:bc:d3:9f:b5:25:36:d8:4e:d1:99:3c:de:d6:31:a9:2a:a1:3b:9a:46:c3:e1:05:50:f2:80:aa:3b:5c:23

Issuing Certificate URL: http://crt.r2m03.amazontrust.com/r2m03.cer

Revocation information

OCSP Server: http://ocsp.r2m03.amazontrust.com
CRL Distribution Point: http://crl.r2m03.amazontrust.com/r2m03.crl

Check the revocation status for certificate rfs.jp

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for rfs.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

rfs.jp

Other certificates including the domain name rfs.jp

(limited to 100 certificates)
*.rfs.jp
*.rfs.jp
rfs.jp
rfs.jp
linecp.rfs.jp
rfs.jp
*.rfs.jp
*.rfs.jp
rfs.jp
rfs.jp

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvKvm5TK168Fy6AK2KoPf
2OBooNECBdn3S/PfiMJW84MNMe5/cZhWnwovJHXnofBKAB2NEphZzrKrn/dOzKx6
zvSU27ESsyXdqffZAnOuXNI16/CmSNzgD6vB++9GjakAG8S7GXNBp9BjChR9e+uR
TNiA258G97e60FxJSRZQA/gSc6glmo/PWm0IPaSrjUoybj3h2eq/bNtMXuYbaHcI
GrUb+VG1a+N02dLvYE3WrnzN96Osuq4u7P31gwCm+79VDQrTOqmPS1pBxaLCxh7i
wUb0vtK6Vvx01KzlYAagAfxNUJ+uH7Rh8kXxe24m6+hwkvdKCIbYs3Yk5ZjOklGy
mQIDAQAB
-----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 20621302920473049692676247909804816819
 . . . . . . . . [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 M03'
 . . . . . . . . [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 2024-12-01 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 'rfs.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 23817569337008396933848129751720539949469737813693436462789588077571648254113456121919684339093978531955404359721324564794279519433995218395380163438673108020662459825702437473699275238612035976440291734346579524830918063625349155901123377474937537964086449299894038444442574000755378550188154460995386774100335819571758527240967266985119510924144454430977046328573493397245670673567461442098152602446491992083194051613602128543531831904679998988074222417797719177085572917674028208815058560531746134366947549135508263115957351106304421611752724554377601927629419490877177262995700854255568362064283032673786348548761
 . . . . . . . . . . . . . . . . . . . . [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 55d9185fd21ccc01e158b4beabd9554201d72e02
 . . . . . . . . . . . . . . . . [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)
							44f5edc331f6311aefac95164f28f544234bddce
 . . . . . . . . . . . . . . . . [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 (10 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'rfs.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.r2m03.amazontrust.com/r2m03.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.r2m03.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.r2m03.amazontrust.com/r2m03.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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