ycci-conference.jp

Issued by Amazon RSA 2048 M01

About this certificate

This digital certificate with serial number 0a:44:10:b4:59:bd:e2:17:1d:4e:ca:fc:f6:7f:aa:9b was issued on by Amazon.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=ycci-conference.jp

Amazon

Organization: Amazon
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 0a:44:10:b4:59:bd:e2:17:1d:4e:ca:fc:f6:7f:aa:9b
Serial Number (int): 13645694951626158537304661075884485275
Serial Number lenght: 124 bits, 16 octets

SubjectKeyId: a7:89:78:c6:c4:87:57:55:89:55:fe:30:6b:91:ce:1c:ac:b6:6b:a4
AuthorityKeyId: 81:b8:0e:63:8a:89:12:18:e5:fa:3b:3b:50:95:9f:e6:e5:90:13:85

Fingerprint (sha1): 94:8c:99:b6:de:af:3a:02:12:b3:6e:d0:c9:d7:97:58:2e:a8:76:58
Fingerprint (sha256): 64:17:6f:d7:42:bf:bc:06:28:20:65:2e:81:b2:e0:bc:30:37:34:05:5a:90:09:90:e4:2d:e7:e6:e5:d9:24:72

Issuing Certificate URL: http://crt.r2m01.amazontrust.com/r2m01.cer

Revocation information

OCSP Server: http://ocsp.r2m01.amazontrust.com
CRL Distribution Point: http://crl.r2m01.amazontrust.com/r2m01.crl

Check the revocation status for certificate ycci-conference.jp

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ycci-conference.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

ycci-conference.jp
*.ycci-conference.jp

Other certificates including the domain name ycci-conference.jp

(limited to 100 certificates)

Certificate

The complete raw certificate details for ycci-conference.jp in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4vvwh0GmjBPEEdZPRfjJ
G51PvvjHx/38zsuibtPiYkdVsnAb6gjkEpabaEgoigH3YLxyVsG+EnP+gko1pvOZ
2w7DUHGWIXtBWmdu76qEe1w4jCMVONTjpLsgIX7pEPLVMkm3dzrhIE/8AiE2pdmf
nLbz8vylBzVPSG5MiZFENzCugDu0WdLd9e3a4wz6IacjbJ1dYaay+PE+lYcvwT8b
qLLeeMIItGBnyn9AHJI+sia7hBNblxcSiynonn7eqq45UfmeEr8mXSvVorSeA4Rs
LZtwwe3H5qNE3tgcDD2oNWm4/JmQLu+Ml27e7RBjJDUuhjAKxbrY16RJ/1AyrKdN
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 13645694951626158537304661075884485275
 . . . . . . . . [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 M01'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2022-12-01 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-30 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 'ycci-conference.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 28654092951603709318468200485952725333164119850128035649301641244179118560242815603712331094565464589687813209623016276498153433080961462186783063592017937228234725957894642195264822685108604584493794806624608530177114279875652183128862191682311119568058231773253153711180454117592011783510118601413900681851629249122429180070676789074316849518330849583570206290686676526090196716111520172171097974908871700267067866521347567395422274032774421119854161876745813981753244693961236600456623274515172562063284629301177201750147889842973364781520970693674061306840898271472934965450959940454345404625617598464125244493093
 . . . . . . . . . . . . . . . . . . . . [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 81b80e638a891218e5fa3b3b50959fe6e5901385
 . . . . . . . . . . . . . . . . [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)
							a78978c6c48757558955fe306b91ce1cacb66ba4
 . . . . . . . . . . . . . . . . [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 (44 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ycci-conference.jp'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.ycci-conference.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.r2m01.amazontrust.com/r2m01.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.r2m01.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.r2m01.amazontrust.com/r2m01.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 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [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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