DV SSL/TLS Certificate for i-auticko.cz

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the i-auticko.cz DV SSL/TLS Certificate

This certificate with serial number 06:98:88:8a:86:e9:24:e2:9a:a6:ad:9c:55:7d:ee:07:59:3e for i-auticko.cz was issued on by Let's Encrypt.

With 2 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for i-auticko.cz provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 06:98:88:8a:86:e9:24:e2:9a:a6:ad:9c:55:7d:ee:07:59:3e
Serial Number (int): 574578129643251816854159328956436718246206
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 55:4a:f4:8f:87:f6:9b:c1:7c:68:1c:43:c2:17:2a:84:a8:03:8e:23
Authority Key Identifier: bb:bc:c3:47:a5:e4:bc:a9:c6:c3:a4:72:0c:10:8d:a2:35:e1:c8:e8

Fingerprint (SHA-1): 08:48:ef:d2:74:0a:04:99:f2:81:15:24:f8:b5:ec:ae:d6:a2:e3:98
Fingerprint (SHA-256): d5:80:3e:ca:b0:bd:94:20:e8:b6:72:d6:fc:51:2c:34:5d:85:2a:d9:7a:81:15:b3:ba:9c:60:73:f7:fd:2a:13

Issuing Certificate URL: http://r10.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/63.crl

Check the revocation status for certificate i-auticko.cz
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for i-auticko.cz

Public Key Algorithm
RSA
Key Size
2048
Signature Algorithm
SHA256 with RSA
Key Usage
Key Encipherment
Digital Signature
Extended Key Usages
Server Authentication
Client Authentication
Extensions
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for i-auticko.cz in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1+yVR0N6jnro29FR2CGx
iiq40LhYSCoyfi5peMyEeRVQGiOlGFUJ2wtYMWd0C6iYtaWNs1+k15tdSLRRX2ZH
b1LXzoiBpZlxb74Z2Zcor8C0Bsxu1Bl0/lqdd1Hqt132CUvg+1FWZUMGlzOzwdWN
q+K0vmjTVLaUUZxCfqq9WuLAN2KOneMWiQ+D80GPSJ7Us7aak7Y78hAO79WXptak
pH7NOElTRFHO5vaXAk6DYFE3oHbKNdJlFZRN+uC5Jqo4SXmHUz86oZy20Zs4pNAz
nZSr0rwiWnw6U5XDs2YHYYe+7A5VvEbgPR4WaSD9a6v2XyfRTAPUivtbwcQQ+pwx
hQIDAQAB
-----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 574578129643251816854159328956436718246206
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R10'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-07-04 07:22:40 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-10-02 07:22:39 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'i-auticko.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
 . . . . . . . . . . . . . . . . [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 27257899051614571597411384194154714042902447639160847037990041712916016706933412696387851074363214826298695490593765859310645168685407981309572801909231113701625690128755095158217593285723443623048652587708223270582209549830238087648689532113099608317568129790930677689468096646003741782791685108142969673265659722880539277908131874560569778989044338244620232444640944875549424848804594730858703226181771907702855933889733553809468511044644362137374696050062709750067651246813544546769115389041758241266318154629195752060135874031191371111990561360608447496862700597135184129614223929688978365310911334786867536867717
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							554af48f87f69bc17c681c43c2172a84a8038e23
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName bbbcc347a5e4bca9c6c3a4720c108da235e1c8e8
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (34 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'i-auticko.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.i-auticko.cz'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.c.lencr.org/63.crl'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10076007d591e12e1782a7b1c61677c5efdf8d0875c14a04e959eb9032fd90e8c2e79b800000197d486727c000004030047304502203b4a6431866b5ad5a84f085cd0a8953302ff95117929abcb8404d495fe667030022100e4c711162c9f2855d751f0c470b313706612e5f1c80c2a650483fcd5787dc3410077000de1f2302bd30dc140621209ea552efc47747cb1d7e930ef0e421eb47e4eaa3400000197d4867a2e0000040300483046022100b59deea37542a7c3dc42b1a89dc63b288de7df5c9cd831ed5bb738e5cdd52f7f022100e3cd47af3597d0b2662acc583cdaa3e2fb3f1e2bea4aba4a222bf3d51c0f7e3f
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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