www.infonic.co.jp

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:45:02:08:63:99:cc:8f:82:86:6a:51:5d:18:f9:f3:68:c4 was issued on by Let's Encrypt.

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=www.infonic.co.jp

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:45:02:08:63:99:cc:8f:82:86:6a:51:5d:18:f9:f3:68:c4
Serial Number (int): 284819043127335700090192124672797073172676
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 89:14:1f:bf:33:71:69:ae:6c:73:89:e4:1e:fe:59:e6:23:48:40:a1
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 0b:5d:9e:c2:e3:f0:8c:f6:34:fd:d6:2e:c9:bd:ad:4c:52:2f:14:93
Fingerprint (sha256): 5b:fa:5d:2a:68:f9:f9:e5:7e:96:d4:70:ac:f6:d0:83:25:d8:8b:62:a6:91:c9:34:6f:65:d2:01:21:61:54:d6

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate www.infonic.co.jp

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.infonic.co.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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

www.infonic.co.jp

Other certificates including the domain name infonic.co.jp

(limited to 100 certificates)
infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
recruit.infonic.co.jp
recruit.infonic.co.jp
www.infonic.co.jp
infonic.co.jp
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www.infonic.co.jp
cliplink.infonic.co.jp
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www.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
recruit.infonic.co.jp
www.infonic.co.jp
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www.infonic.co.jp
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www.infonic.co.jp
www.infonic.co.jp
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*.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
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www.infonic.co.jp
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www.infonic.co.jp
recruit.infonic.co.jp
recruit.infonic.co.jp
recruit.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
cliplink.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
infonic.co.jp
cliplink.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
recruit.infonic.co.jp
recruit.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
recruit.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
donguri.infonic.co.jp
recruit.infonic.co.jp
www.infonic.co.jp
recruit.infonic.co.jp
www.infonic.co.jp
recruit.infonic.co.jp
www.infonic.co.jp
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cnk.infonic.co.jp
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www.infonic.co.jp
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www.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
recruit.infonic.co.jp
www.infonic.co.jp
recruit.infonic.co.jp
recruit.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp
www.infonic.co.jp

Certificate

The complete raw certificate details for www.infonic.co.jp in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuuSbgDRqKH4xqVZ49uSi
R8KMH+4Zqnk0YYvbYASEeR3Qhor8fIz07g58MiEqOJ0lrs1eLOAAM5lY/0fZLjml
tfakazvSg1lx5l6ZMxB4czoTJPPrDla7DNNKZxc4mSZkF12EUM+r0yaIwyC3YJaq
56QmwyoTEUtKCnjB+Eo+HlSczJwj8bimRuNjJ0Nph1Vbl9EPy02fIHUFxiJqo9XN
ZnaqWlNjRFMwje6dr/s9BlKgC1gi44VKPap8q7y2ZfTQ7hT/gbOuTVezh/IisxXy
TYKixKs2hGeE41enjq2BIJJ+m379/eYK6dGNLs+j60lkkoGNW71cKb8fh00ezd4w
VQIDAQAB
-----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 284819043127335700090192124672797073172676
 . . . . . . . . [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 'Let's Encrypt'
 . . . . . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-10-22 15:01:22 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-01-20 15:01:22 +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 'www.infonic.co.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 23593055246478111290626828947300211169006326630828539758410197447860996880929100163183732206510615738284219970964703893498814894737676029688350690541965674235287530050680649927847212996719507743109849455031801111140890592091284508345323833812646696913951058903707622262396742670343079475367641225145158103412590883808984038148655571357215581540665330129600297859812252071023060823242821627987120348551889513880595884206227471096684641177577761436453521069768757404097889762395943596516427080780188717577447264940017205727800284628445671244736547243344840763242263334662719980298442527248883724297739368451499431440469
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.15 (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 2.5.29.19 (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 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							89141fbf337169ae6c7389e41efe59e6234840a1
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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.int-x3.letsencrypt.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://cert.int-x3.letsencrypt.org/'
 . . . . . . . . . . . . . . . . [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 (21 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.infonic.co.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 (246 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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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