www.kitchen-city.co.jp

Issued by R3

About this certificate

This digital certificate with serial number 03:1a:65:c2:10:99:3c:a0:b5:dc:e3:1f:de:c0:9c:de:42:6c was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=www.kitchen-city.co.jp

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:1a:65:c2:10:99:3c:a0:b5:dc:e3:1f:de:c0:9c:de:42:6c
Serial Number (int): 270319459005049198160295230350071447831148
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 92:98:74:c2:c8:c0:7b:30:ab:05:a1:09:5a:62:27:4f:7a:c9:17:f2
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 09:e8:20:1e:5e:f4:d6:57:d6:1d:b9:4f:48:67:e8:1c:d0:55:99:0d
Fingerprint (sha256): bd:11:86:c9:ec:35:d8:68:9e:c3:5a:bc:0e:e4:f8:94:b1:97:08:b1:84:f2:94:fc:6b:47:8e:18:2c:4a:11:8c

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate www.kitchen-city.co.jp

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.kitchen-city.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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

kitchen-city.co.jp
www.kitchen-city.co.jp

Other certificates including the domain name kitchen-city.co.jp

(limited to 100 certificates)
forms.ginawealth.com
prenota.caygri.com
www.kitchen-city.co.jp
demo2.systema-ti.com
www.kitchen-city.co.jp
test.kitchen-city.co.jp
www.kitchen-city.co.jp
www.kitchen-city.co.jp
meeting.loxtonloxton.com
form.sim.nabni.sa
booknow.xuanearspa.com
www.kitchen-city.co.jp
helpcenter.vortekspaces.com
www.kitchen-city.co.jp
support.myqudoz.com
www.kitchen-city.co.jp
www.kitchen-city.co.jp
building.kitchen-city.co.jp
www.kitchen-city.co.jp
www.kitchen-city.co.jp
www.kitchen-city.co.jp
www.kitchen-city.co.jp
meeting.loxtonloxton.com
www.kitchen-city.co.jp
www.kitchen-city.co.jp
www.kitchen-city.co.jp
yoyaku.kitchen-city.co.jp
dms.uniworld-logistics.com
prenota.caygri.com
building.kitchen-city.co.jp

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFDTCCA/WgAwIBAgISAxplwhCZPKC13OMf3sCc3kJsMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yNDA0MTMxMDE4MjVaFw0yNDA3MTIxMDE4MjRaMCExHzAdBgNVBAMT
Fnd3dy5raXRjaGVuLWNpdHkuY28uanAwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAw
ggEKAoIBAQD4fxXDFUx8s0x/0TUnJWZsXbvb3/8KugyPMuapMMMLOcqEO+PodVem
6elzdK10BqvDmYamXlYwAnrzphFKrtkkWyAypgiJDYHhPONSlZHRiw/JjYbwAg3R
rP+1+7xrb+40PQ/cj/bLjrJDYOL4QyrbeMO1M5Ge4HRxfUpVVJ1xvIFV38DZCLwg
ULs3C4TowC5M895F14sRrXwqQc3UocHtz7nrRPOAR94LNg9rPuobfyXWWtG7Du9b
9YBOzm3pQKpk902wr323An1BSvvK17yUfqb0AxlChAotJca2SzVxqciIZ+Pa+se6
okqKpUXFfNPIdJbNEvUw2BbWvKS2gvd9AgMBAAGjggIsMIICKDAOBgNVHQ8BAf8E
BAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQC
MAAwHQYDVR0OBBYEFJKYdMLIwHswqwWhCVpiJ096yRfyMB8GA1UdIwQYMBaAFBQu
sxe3WFbLrlAJQOYfr52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYV
aHR0cDovL3IzLm8ubGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5s
ZW5jci5vcmcvMDUGA1UdEQQuMCyCEmtpdGNoZW4tY2l0eS5jby5qcIIWd3d3Lmtp
dGNoZW4tY2l0eS5jby5qcDATBgNVHSAEDDAKMAgGBmeBDAECATCCAQQGCisGAQQB
1nkCBAIEgfUEgfIA8AB1AEiw42vapkc0D+VqAvqdMOscUgHLVt0sgdm7v6s52IRz
AAABjtcuFu4AAAQDAEYwRAIgcEOVE/PV8HXFrGRt5IlYtmR2rcvlNchFLzPxYJgs
0ZwCIBtdeFxhQI8hOvxvWjG88nel8nMhU1Wg1V2LurKEmBpwAHcAGZgQcQnw1lIu
MIDSnj9ku4NuKMz5D1KO7t/OSj8WtMoAAAGO1y4W+gAABAMASDBGAiEAvJ6hA5OD
z+EVToB2CAMWQCutS/3Si85l9H7OB6ch6/sCIQD6IMEP60KCz/Rsc4eQA6Hk/L6/
qg3bXj9f3xtRypO4ejANBgkqhkiG9w0BAQsFAAOCAQEAiMD/LASnr7YKUXEIrSp/
rKgtE/JiuYaI3NbH+mvRt/tnZjf8CQVUGqNh71KkNheiLNz7pISnLY7S/dSeBkTM
maphoTs6c8yroMf/sTzEgnVTbdWDimuKz+wcqiM/sakYKhfAFLrCSh0kxFlTsbYj
l2F0DKZ9AFohNzYU1+vXA3Mxf6jAi33YDWhkL0N00xWxJjM+WK2/WViQ5FizLq3Y
6fm+I2rVxRti4kiHJmJS0meT7piVTZU/1VWdo1wj6ovH+AO7BkxMKYdCOF1dCM65
CCu6VZE7eo7dee9XCLiHN+WxE4zli7O+7wyAHCkLNcWD0RZ11IvjYxr3584CLxl0
5g==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA+H8VwxVMfLNMf9E1JyVm
bF2729//CroMjzLmqTDDCznKhDvj6HVXpunpc3StdAarw5mGpl5WMAJ686YRSq7Z
JFsgMqYIiQ2B4TzjUpWR0YsPyY2G8AIN0az/tfu8a2/uND0P3I/2y46yQ2Di+EMq
23jDtTORnuB0cX1KVVSdcbyBVd/A2Qi8IFC7NwuE6MAuTPPeRdeLEa18KkHN1KHB
7c+560TzgEfeCzYPaz7qG38l1lrRuw7vW/WATs5t6UCqZPdNsK99twJ9QUr7yte8
lH6m9AMZQoQKLSXGtks1canIiGfj2vrHuqJKiqVFxXzTyHSWzRL1MNgW1ryktoL3
fQIDAQAB
-----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 270319459005049198160295230350071447831148
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-13 10:18:25 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-12 10:18:24 +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.kitchen-city.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 31369767584685737813421346387880084335815504765425602899232871147957956043826643160003274684142709911171912530064589309057881806844867940276624169488672625340257226296422440510210748751635580358150174859284871623175100366156261490006812794348742455568178766417079302211769198685070240361982341201887086239701083138176663110354050349480698403451041128855149614639122974228085239900560368328534114831190195548656896018612625067817309856073890033957072311209344559187946955923808803408291657943205268842147103305608236238641469363858798688893653957947575653955320274816053736390791435130220617656631447553270338289858429
 . . . . . . . . . . . . . . . . . . . . [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)
							929874c2c8c07b30ab05a1095a62274f7ac917f2
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (46 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kitchen-city.co.jp'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.kitchen-city.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 (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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018ed72e16ee0000040300463044022070439513f3d5f075c5ac646de48958b66476adcbe535c8452f33f160982cd19c02201b5d785c61408f213afc6f5a31bcf277a5f273215355a0d55d8bbab284981a700077001998107109f0d6522e3080d29e3f64bb836e28ccf90f528eeedfce4a3f16b4ca0000018ed72e16fa0000040300483046022100bc9ea1039383cfe1154e8076080316402bad4bfdd28bce65f47ece07a721ebfb022100fa20c10feb4282cff46c73879003a1e4fcbebfaa0ddb5e3f5fdf1b51ca93b87a
 . . . . [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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