DV SSL/TLS Certificate for kunsthof.at

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the kunsthof.at DV SSL/TLS Certificate

This certificate with serial number 05:62:6d:21:28:60:77:c1:ca:30:08:3d:27:89:20:fd:54:91 for kunsthof.at 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 kunsthof.at 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): 05:62:6d:21:28:60:77:c1:ca:30:08:3d:27:89:20:fd:54:91
Serial Number (int): 469054159633329440873080651499807447012497
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 31:6e:22:9d:bb:01:d0:d0:73:99:36:8a:25:06:39:e0:30:c9:ad:b3
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): b9:05:8b:8f:a0:ad:e8:34:0c:2b:b2:84:5c:66:4b:56:f4:f5:b0:de
Fingerprint (SHA-256): d1:78:11:65:a1:56:24:2b:7c:28:06:0e:cd:ae:04:8b:55:2b:cc:f9:29:72:99:cc:aa:98:3b:a8:a1:19:7f:af

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

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/18.crl

Check the revocation status for certificate kunsthof.at
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for kunsthof.at

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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for kunsthof.at in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArSskH4IXvDrsAwLvU8sN
Cc+TO1kQUi4ffo8CRPo1he0U400hUxRvumqIC89GIh6DR+LUZ8VGpW6G6pgymp1c
9rW+p2gsmLfcb0KP+mYc4dJTfl9CB2OEkqs47Ka07K9w0cFReOnOo41UreEzJ7fj
NbqMnKf7cS68OlNkctoPTQ+XKgznfCruUvbhS2Y8z1pK7STGS6xnZkikwXALB1qj
iV4vAkvmNxHGTVzW6BhIkE/6air8L5YF0a5HcM6bqXJ4lVAyMnDKBW6byidO0BGr
+iP37ebsl61khLEq7EhSjHotK2v51JE8i/iP9YkMYYlRF0b35wys5tycZDpF2s18
/QIDAQAB
-----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 469054159633329440873080651499807447012497
 . . . . . . . . [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 2025-06-05 07:27:36 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-03 07:27:35 +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 'kunsthof.at'
 . . . . . . . . [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 21860500431267197493071565641526160575168196472958430606100061146612564189796903364659838187944464417623412603804118999922523788437752128539868342592799940287777008500792013682342838732414153799155912047404822563457946249262334767704793611141949570043050177011514277296873344006913226328444122579486057767242063493125676689872829162925623529558714263006587081890990631670465338119753543650555090984715479785654430225182680339643147258178526999519583216642219181616714204371439014376293223163904757517696337070997178597010963149209872921887692315535102075209591633838130113284141702702145595814123924498730933755411709
 . . . . . . . . . . . . . . . . . . . . [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)
							316e229dbb01d0d07399368a250639e030c9adb3
 . . . . . . . . . . . . . . . . [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 (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.kunsthof.at'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kunsthof.at'
 . . . . . . . . . . . . . . . . [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/18.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500ed3c4bd6e806c2a4a20057dbcb24e23801df512fedc486c5700f20ddb73e3fe0000001973f32898c000004030046304402204b4d2fe8ab2a83a1041cd41a845a1bcf83b8dc1611a18aa2bec563af7d904acd02205c0b9bc3a698cdc53b27f8bb6b79f9ce89bf4dada98511e265786b9a292a8c9c007600ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db0000001973f329940000004030047304502204cbd654da1b54b145e970a1d39e2577333044d3406278365eddd7eee1f834d15022100895c7d6e4acd4ac4b73dc18265d36ff98a968745cf79b84134ccfb02da3cab8a
 . . . . [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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