rfs.jp

Issued by Amazon RSA 2048 M02

About this certificate

This digital certificate with serial number 0b:c1:26:42:94:2b:a9:e0:2f:29:b1:8f:6f:90:c0:cc was issued on by Amazon.

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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=rfs.jp

Amazon

Organization: Amazon
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 0b:c1:26:42:94:2b:a9:e0:2f:29:b1:8f:6f:90:c0:cc
Serial Number (int): 15624397253811528518377873954271445196
Serial Number lenght: 124 bits, 16 octets

SubjectKeyId: 33:cd:1f:55:08:7d:a4:03:a8:37:37:2e:8e:8a:34:f1:59:1a:f0:1a
AuthorityKeyId: c0:31:52:cd:5a:50:c3:82:7c:74:71:ce:cb:e9:9c:f9:7a:eb:82:e2

Fingerprint (sha1): c2:45:7d:3d:20:e2:a5:aa:83:c5:e6:d7:fa:52:f3:51:61:a3:f4:b9
Fingerprint (sha256): 49:0c:d6:c9:27:04:43:4b:96:34:af:be:a4:9f:d9:8b:de:56:be:e5:76:f9:40:a4:cd:f3:b8:f3:1f:61:15:e0

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 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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0tLqztxQjQOtHlYZ8x1c
wlNDgtFkdnUlEm/hS97EVbhgr0TjYEJ/V6TS43fkYqMyz2YOJ9CYTvOiUYuDVoon
9Qa23/jFnk5KfQLBpKP4w0tFJiOXEp+YUSzD6J6RXzYzBSHl4gd5oHti72bPH9tD
9jfvsfLsVkXmk2p/PRfVdDSGi4/vAVhEGQ37l5GMvhu8BVB1U5fLHHV1OccOwyvy
UayMFn+aJCsNnWbqnwKheeySQKpFy77ucwm7rmkUxzwz6CQCS1nmNEVEJ0NK/Sfg
6HMuYVSX3l5Upqdo0RhE1cA3qzaIgqEwKTdBbgr9OD9HkibdYBKTqz5kMZM/GAZB
qwIDAQAB
-----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 15624397253811528518377873954271445196
 . . . . . . . . [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 2023-02-10 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-01 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 26614051199932599666316412945984987041072101029767823020776115088717539644248543077075117197947173916424521830330659760022234988285299915844459802743389603555318314122270609339872279978295335480059181737518385762300941301912293765257981559871330646805144035484571627724006504022998778586627446046920664793330610627055331002203115552603844356119526012324604630906029019895086202767063536318396845332560848176401482559372209807394136204046844511452977612525870555513250149194848303712666216796587683627897400350124335499198266436172477263799297118367043238195890790598169010512117415742283120908935030717199051668210091
 . . . . . . . . . . . . . . . . . . . . [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)
							33cd1f55087da403a837372e8e8a34f1591af01a
 . . . . . . . . . . . . . . . . [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 2.5.29.15 (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 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 1.3.6.1.5.5.7.1.1 (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 (365 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (361 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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