DV SSL/TLS Certificate for domino-zlin.cz

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the domino-zlin.cz DV SSL/TLS Certificate

This certificate with serial number 05:66:f0:e2:26:bc:80:ec:a5:26:34:65:35:4d:34:8f:a9:8a for domino-zlin.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 domino-zlin.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): 05:66:f0:e2:26:bc:80:ec:a5:26:34:65:35:4d:34:8f:a9:8a
Serial Number (int): 470590420048481724846015623286965922670986
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 35:6f:e3:20:84:c6:df:e4:31:39:c2:e7:e2:f2:ee:10:18:37:0a:83
Authority Key Identifier: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (SHA-1): 6f:e4:7a:9a:cd:96:a3:5e:5e:01:95:b8:bc:c1:e9:62:5f:e3:ac:1f
Fingerprint (SHA-256): 4f:e5:62:4b:ec:05:57:33:00:c2:53:1e:aa:ed:d1:d2:94:ff:30:4d:71:99:41:b8:28:fd:e1:5f:3c:7d:5b:a4

Issuing Certificate URL: http://r11.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/11.crl

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

Advanced Certificate Properties

Technical details of the X.509 certificate for domino-zlin.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 domino-zlin.cz in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0+ts+M2ZMeg1ySQvWcM5
bfVfhT+w3IKg+IfEyrBUIUD9TqxuLbgI/gIwm9OZzXDm+Qk1B1MNtxEno6zqJEVJ
Gu4vwlIJrzJMuiRPdoh9tWgYdzcsBc3ENZHDZ6QnfV0v7B49zMp/NatZqmUF21ab
0hRcJwla0A5JBSu6iO2O7ieWqU6+9fA51UTMWA2Hb516cK4A7CrRk/V+lkre0Y4/
GXYUJ/6dZ4EBUIMckUwSO8rLxef7fGSAYN3G2Anm/17iPGH8+cATgp11cST+K/da
lwGnW+UIPXYKMUi58c49BiQt9wWvwIG4ULje8uvDFbao+w4++f0HP8NmhherW0P1
XQIDAQAB
-----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 470590420048481724846015623286965922670986
 . . . . . . . . [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 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-06-16 02:04:13 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-14 02:04:12 +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 'domino-zlin.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 26752375073257757224525189461196420041542603675883916527094842642052261112590833724391031706759583327147828663438322413385508431008878180017090067143270615996959258363769179607383290764019343694635911012248594029334580903084799600858848903836406930634020010033989738490163790372102881592067960015535850424633176527033984302337980504228806085853211970361200829933326238953282302925734757464579144014090242605137679622639301448866230612657879003945338121875043937182889663011620649425692990752492078194651683966298332113572426093063382477862496315647996574346139563305471735100259419466141165180505018587342023772337501
 . . . . . . . . . . . . . . . . . . . . [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)
							356fe32084c6dfe43139c2e7e2f2ee1018370a83
 . . . . . . . . . . . . . . . . [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 c5cf46a4eaf4c3c07a6c95c42db05e922f26e3b9
 . . . . . . . . . . . . . . . . [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://r11.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 (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'domino-zlin.cz'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.domino-zlin.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://r11.c.lencr.org/11.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600a442c506496061548f0fd4ea9cfb7a2d26454d87a97f2fdf4559f6274f3a84540000019776b06e0c000004030047304502207b5fc30286cf586026572d4950f08e20c95f545671da679cabd27539e93ca53b0221008cb15b1d286cecbdb8102c4a6bf9b3dc9ad6998897509164ca4cd4c58fda08a900760012f14e34bd53724c840619c38f3f7a13f8e7b56287889c6d300584ebe586263a0000019776b06dff000004030047304502210086aad87413b5627d4941e6510f12c8689c62f94e45cd2a004adf4599d87bd9ac022013022b22585d6935bd75dcb050167c628982b52c7e4b2a3c2785937611fcf820
 . . . . [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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