www.infonic.co.jp

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:ad:fb:b2:c0:34:4a:93:38:c9:99:d3:9e:41:3f:b9:b2:c9 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:ad:fb:b2:c0:34:4a:93:38:c9:99:d3:9e:41:3f:b9:b2:c9
Serial Number (int): 320540271626751515425308372408708422546121
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: b5:2a:da:8e:01:59:ea:aa:c9:96:4a:2c:ab:98:51:2e:93:72:bf:2b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 63:2e:20:1d:ab:c5:3a:87:76:05:1b:04:81:e6:c1:cf:d0:e1:ae:61
Fingerprint (sha256): 1c:21:53:e1:62:a1:a2:68:1e:a8:16:27:d2:9c:c7:eb:80:95:1b:6b:9a:3a:44:e6:8c:97:70:cd:ca:7d:ed:5e

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
www.infonic.co.jp
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www.infonic.co.jp
cliplink.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
www.infonic.co.jp
recruit.infonic.co.jp
www.infonic.co.jp
recruit.infonic.co.jp
www.infonic.co.jp
cliplink.infonic.co.jp
www.infonic.co.jp
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
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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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www.infonic.co.jp
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cnk.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
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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA6xo/6MsP9gXGJFVQP+bS
Mdpb1yjaHtbim1WyKe5TP0HXPjPPe80xK295GHG3ahhMUw6q5yvvuCSLq26rGvxx
givjdRV8mRIbygFjaXZJ9BpdwcRMEE2uslEtiQUW6Sw0JqIMvF3X94MRR926IdJO
wcRabsYj52PV2o3OgxjIMjnFBMhfJgAHp8cPOVpIGe83ZnYemRmpuDTQKPmrJc+d
zVm+ePtnT2yy7iA4rsakzP8a2YUJzy4Z3p73cy81imHXPbjNjjz58KL1SFvcrUJs
h3B0wkytPJFMHQQuA8rhPlR/SfI2aUtR8/vdLB3wIY8/cZh2KS6RAR4ubs5Wxse2
yQIDAQAB
-----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 320540271626751515425308372408708422546121
 . . . . . . . . [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 2017-09-16 15:01:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-12-15 15:01:00 +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 29678945849849679320884709085016846993154266178215718279239774973292210054691511153178706136370532129497435041769779238258386697535335351269022185612575518320103573379968373207382002860030040703690912693634958149515898064315854275666752667177165567579499911281284543306929697159875109271496422528860069364764513673851672845232110436298936328162644201352981808140574623674574701545132116857493400462273602580818714165649573770022714741954032456411626313792552453958597859307737983730083766922679853043708639891780570570077097705398873299721089327773681364691377735841723743754377252909616119402430433619772963652351689
 . . . . . . . . . . . . . . . . . . . . [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)
							b52ada8e0159eaaac9964a2cab98512e9372bf2b
 . . . . . . . . . . . . . . . . [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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