c89.yie.jp

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:5f:a2:0c:1a:9d:a7:64:6f:f7:0e:dd:86:b9:a7:15:5a:09 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=c89.yie.jp

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:5f:a2:0c:1a:9d:a7:64:6f:f7:0e:dd:86:b9:a7:15:5a:09
Serial Number (int): 380991366367242876032503299485234630056457
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: ce:c5:ce:a3:6c:74:f7:15:79:de:bd:bd:74:b0:41:72:91:69:8b:33
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): a0:79:ee:22:9f:b0:7b:cc:88:8e:f5:29:86:4a:e6:76:0d:af:9b:d5
Fingerprint (sha256): 2f:20:50:00:4f:fc:ee:de:7d:ec:1e:c5:8a:84:dc:21:49:a6:91:d0:de:8e:ab:48:e5:69:f4:96:4c:ae:44:34

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 c89.yie.jp

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for c89.yie.jp

Public Key Algorithm

RSA

Key Size

4096

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

c89.yie.jp

Other certificates including the domain name yie.jp

(limited to 100 certificates)

Certificate

The complete raw certificate details for c89.yie.jp in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 380991366367242876032503299485234630056457
 . . . . . . . . [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 2020-02-21 23:25:52 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-21 23:25:52 +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 'c89.yie.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 774752594869541626499940068408365425357006990772123254472992038181025175810196842662886919648663709198749649076195429254807862077933647664584450537056058118306747513790624420186829813109826222510487735889256704881776004406441847704120453917934584460355289118200277036148910785737851504674420710072061915949099880078137860933911188552529375437736451933314726189842028571332529290482214002309125712180541439424100711990171667208539985134644930341523093298969190536455985854077857688971481913276196346609573845808534906725503705081728763928277775753252506409171445736268832521140900705963568807833824202525760452136799973365401506963100285946259404863681860575439359448185521183873026401085865914921284326384119983813725842668320925216023744990070330054968141773492414618630182640197338067402806762445769569043972315374177329016989999380122136455261090803573965396321695545560060500143490639907189070229558435119913622173463681433513876976659320338466159432244205556359376052805467410072972495056760230894831833804682822502937294012708036167688964431711467934945701230758579860029944714555304074220615309354141792549846291002312857130361117450848215317734131374026300510846086379196385761490843655435233607390046333714777155276733445217
 . . . . . . . . . . . . . . . . . . . . [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)
							cec5cea36c74f71579debdbd74b0417291698b33
 . . . . . . . . . . . . . . . . [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 (14 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'c89.yie.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 (69 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001706a4947fd000004030047304502202f4a94697ab9a0fd6184f0c82ff8e5cc057d38dc369377f2beadcf18789c18da02210082354d54393dbdb81fee32a7a0774442c8f4c08cc13d9f13f511097e073de7f40076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d913000001706a49483300000403004730450221008f86c2a84ef219c4385fc942b2a8c7e327d1dc03ddde2b648c5732d71fcb52e0022041ba6050e6c565168bb39503ac34a06624fc2fbf19d77d006f67611cb23d173f
 . . . . [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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