c88.yie.jp

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:d3:30:ad:5e:f2:38:69:5c:2e:92:3c:50:14:0b:dd:98:e3 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=c88.yie.jp

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:d3:30:ad:5e:f2:38:69:5c:2e:92:3c:50:14:0b:dd:98:e3
Serial Number (int): 420313426284250381469133607138256509311203
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: ff:f2:ca:39:74:98:9c:11:92:36:ab:5a:13:7f:49:43:c3:fb:fe:6e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 64:83:df:c0:1e:ce:94:61:ad:13:82:2a:13:50:9d:6c:b3:b9:28:1d
Fingerprint (sha256): 16:34:0f:95:c1:64:1f:9b:9a:e8:6a:af:e2:e2:ae:3b:bd:01:2e:73:04:39:e5:62:72:5e:69:c4:16:0f:56:3f

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 c88.yie.jp

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for c88.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

c88.yie.jp

Other certificates including the domain name yie.jp

(limited to 100 certificates)

Certificate

The complete raw certificate details for c88.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 420313426284250381469133607138256509311203
 . . . . . . . . [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 2020-03-23 06:28:21 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-21 06:28:21 +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 'c88.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 716999252721720097617387590987714751798412779768946841810960799763397569779677158706230026134544261485855214507355038923768006925340357539168651096282037271534111803288781727504698086785797785678634613740784060760743809174801124287600502940601919408633209968837813929501035604077892321078592315009427854790086498896521234933735054036146979869640677270753952569718599400068164988105471790220557813130404331594622501164931942414193872098979210246173466911456078517603503509456526731526604659723835811292945955540533423642949234306103499413737701288107117843131486388953467155616523220689674088847614998137765942945839349910052320916002651031131225753355485638104826171206379285541075522286072126587537197075557587013997968895293749199846568804470056463355739827584197316884787769126387288160539368434482244895753929294521375190076072592733257012460672595982288596931679917847765500558313908588952699175442647406212756636589926500518505387294451852438762831242952707099776119763533778122612768542875094979796304858905036119284632795306412696043992105340209504484789129855017535028847595919349490558714824036162827607262291407163688129529336571944719617893910863911860286063176965697337381252162153402940772031626688292110606763957820123
 . . . . . . . . . . . . . . . . . . . . [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)
							fff2ca3974989c119236ab5a137f4943c3fbfe6e
 . . . . . . . . . . . . . . . . [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 'c88.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e00000171064adba10000040300473045022100fd49d125ebeeefea7fd00a35b944591bc8f7786b752138f853254e70a3fc444002206fe645c29fefd93aacf9312dc05faa6d1c3eeb7b0d46c003d98c603e2f89d1b4007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000171064add950000040300463044022073268565dfbdb6491b9fd7e408a944668cea361cd4ad75931f2d615c4336c85602201bc218833f0225f6e6a8923baeba2075a68216578373ac6de117b5224b91be2e
 . . . . [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)
		0088509328dbc16ba56571b301cb7b0f16062af2c904c8616117641f65f55e5e1ed500567af3910eb66a4451fdd57afb75fef6a2356ed00d163c6ab2155101d21330f75e40af9a2da77a72037e48b1bcc5f2ec4264f2fe5cf249e2a22bcb8f2d3045af3a5581d6e4c820508232a8261c6d9b28eb3afae5fe425307ee43de9cc092c7d1824012093547a4ef5718fc3d6cb51bb15583b7661aba595d8975f61654dc8b561ea4ce4acb7b386799125a314f235532c841ab5f89d53e162355713d793aa7060c06f013729adc56178212879a8986c14a784eea2236f50bc674e4a53121c6c23455464d9c8473382d8621b5e06fa671f6eab9256eb9f0ee9da4c50b6bc9