www.kitchendraw.cz

Issued by R3

About this certificate

This digital certificate with serial number 04:ed:9c:29:1b:9c:1a:bc:17:06:73:38:f4:fc:5a:62:6e:02 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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.kitchendraw.cz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:ed:9c:29:1b:9c:1a:bc:17:06:73:38:f4:fc:5a:62:6e:02
Serial Number (int): 429303637698809975879284336482175116537346
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 90:7a:89:43:cb:62:b8:c1:c7:b4:a9:68:52:a9:e3:68:13:2a:2e:8f
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): d0:0b:95:84:74:1e:63:5b:1f:a8:b2:18:2c:45:42:04:65:01:8f:df
Fingerprint (sha256): 4b:3f:d0:d7:3b:d2:84:c0:0a:05:4c:19:b1:c2:da:8d:e9:c4:cd:54:58:20:ed:dd:43:97:b8:6b:b3:54:53:e8

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

Revocation information

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

Check the revocation status for certificate www.kitchendraw.cz

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.kitchendraw.cz

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

kitchendraw.cz
www.kitchendraw.cz

Other certificates including the domain name kitchendraw.cz

(limited to 100 certificates)
www.kitchendraw.cz
www.kitchendraw.cz
www.kitchendraw.cz
www.kitchendraw.cz
www.kitchendraw.cz
www.kitchendraw.cz
www.kitchendraw.cz
www.kitchendraw.cz
www.kitchendraw.cz
www.kitchendraw.cz
kitchendraw.cz
www.kitchendraw.cz

Certificate

The complete raw certificate details for www.kitchendraw.cz in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtp17G0OcxIbDW8hDfLyA
ru6W/oF99UQUOexXYkFxBTcx4L2XLwn8a+m5Smj2wgrJef14ZCP0lufnwq4va2F2
8AGl4kwdqwBtmOP9vRTAlZv8kAK+7f9TEGA1Z+6Rcv1TuXmRRCVw832kvlWKJi5W
5mfvMExcXr7JoaDnzBx2KaENwq3P7TvetXtdKofY9pBSa7WncotBEGmjn8qrLUKd
Ai04ysOJ3nTGx7PbEnKL11CyEfH7vEo+5x+1s+wtxIaDUfXM/IXvUdx3WftZbeNA
JyO+3ATN36CgtMqogAyniTjckirjBTHiE01FCxE426bLgKkTr3RaphxQPqRNiWS+
9QIDAQAB
-----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 429303637698809975879284336482175116537346
 . . . . . . . . [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 2023-08-08 22:49:41 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-06 22:49:40 +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.kitchendraw.cz'
 . . . . . . . . [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 23053028222406970812425206246778829331598157824732621177440899757485406826253258157535785618196142385981171806931189035866384147382677334114070174932852982064064863671726703289269692254703521020348043440577204809678101462774283745425432533262068531591535440999303098760100682589241924700368347834750591618307943130063040400915133819328377112203501495359341862527894246320168057726140760300086633388691803305627448633019910097850092600722330077032042626407554068736387977631575745044042948921797994732856060878863044421454453382468618255714516316815128591023134102646266820076619196410236159368705044430712102896058101
 . . . . . . . . . . . . . . . . . . . . [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)
							907a8943cb62b8c1c7b4a96852a9e368132a2e8f
 . . . . . . . . . . . . . . . . [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 (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kitchendraw.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.kitchendraw.cz'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000189d78e67ee000004030047304502206340dae5f282a5a337df55c9d44c4a4bf0ff7d6ab232590b596d9b4b1ccce62b022100f23fa7975163e952c37f0ad73c190f8eaa76ec3af02601be5521a9eedd79a0ac007500adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a00000189d78e680d00000403004630440220729c8c0b3627a69b45bea6045b3417a4df326db938f4403216b33698444516140220448f184aa1a931386d00d2e02c43eb300e3e3005503d6c907aa4c69eeba87d08
 . . . . [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)
		0012052baa16b5f3599381df1939788d2f0f51fe2547f600d35b33e6a2a076c86bc1e4a5cefe6058142a4a7393def4443e0cce1faa179356f6b0141dda5eb3f36bc03a360e17d3c2c68bd12c196cfc222f52fa4e0b4fb99b3d3bd0dc7d96a87a7512026d559fd39ebdf7851fdad386d968a1e970d63b9db969e00a8a30600dc3a0c94801430b3c74ecd8d9bf27f36501ffc7066cc7ede2e03aaa2aaf2a4853b87dd849fd2f0e8ce66518c5856c0dce33e04bbaaf909d934ce3cd31dc525a0f279db3f506f08219fa1747151de90155f38f0604490fa1bfac3e6e024418889d04b1d97d8dce52f734ff8df6074a185c4e280c1bb9e1a70ec2250d203f480007c4b1