ckraus.at

Issued by R3

About this certificate

This digital certificate with serial number 04:d6:8c:f3:86:79:b7:64:42:fa:f2:dc:a5:d6:3d:f5:e2:80 was issued on by Let's Encrypt.

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:
  • 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=ckraus.at

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:d6:8c:f3:86:79:b7:64:42:fa:f2:dc:a5:d6:3d:f5:e2:80
Serial Number (int): 421456926623154581472212493100236498395776
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 6e:6a:2c:02:b2:9b:1d:2d:7f:09:bf:ff:29:4a:6d:07:e9:5b:dc:9e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 0f:02:58:c2:af:75:3e:0d:18:2e:35:7f:a1:c5:6b:33:74:f5:b8:dd
Fingerprint (sha256): 49:65:43:58:9a:55:87:02:2a:04:70:5c:b9:7f:93:ab:ac:48:b0:5f:a4:17:43:d0:fc:83:0d:d7:2d:e0:e9:fb

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

Revocation information

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

Check the revocation status for certificate ckraus.at

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ckraus.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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

ckraus.at

Other certificates including the domain name ckraus.at

(limited to 100 certificates)
ckraus.at
www.ckraus.at
www.ckraus.at
www.ckraus.at
ckraus.at
www.ckraus.at
www.ckraus.at
ckraus.at
www.ckraus.at
www.ckraus.at
ckraus.at
www.ckraus.at
www.ckraus.at
ckraus.at
ckraus.at
www.ckraus.at
www.ckraus.at
www.ckraus.at
ckraus.at
ckraus.at
www.ckraus.at
www.ckraus.at
www.ckraus.at
www.ckraus.at
www.ckraus.at
www.ckraus.at
www.ckraus.at

Certificate

The complete raw certificate details for ckraus.at in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA6c6F9Lg8pMEqI6Qm+tXA
4S1wdM9M+ROchyfYHPaT2Rtrc1VGlBIqdewq7mVrKLPIm9FwycEcUW75hzTFBWY1
Uks9ez+uOdv9PbXhmbQcYiujhdZqoPuK97dlsjKKDpdF82c04NDeCv8F5ROcIrFK
7v4un1BH4slEPGmM03gBSJ7QfqZKuxALbdewL7zxleRx/FyQKXtIoFcHzcjskBlo
lshZC4Ai4Xdj/vYo9tAkqH2Pckg5irVzrITocZ2HdRPDNQjnJxVTWDnsXx67pBhD
vPhIVK8G/XkaeUbn5K5Ze55Ne8Ow397//BNWCqMEEmGl73XdoDyD668jZ4b3DppO
YwIDAQAB
-----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 421456926623154581472212493100236498395776
 . . . . . . . . [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 2023-10-09 07:33:05 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-07 07:33:04 +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 'ckraus.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 (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 29515365474892869234331549824684840148750500261928743381624104498398950509200319996548029525462219625299797382885716745531421215626029531428424562115724856331230932867396609321925252610668892824391041564850870481823527493041417000854212333734140411070862916242550910865046723502713209955311692233896009406061009302210295759805117715478093508969882392231265020393858316469406085750924547127715280064803786058819698865463649349396006683175780699773196945264334459961407734047295074508059769981995584175434772734572592939398864224925737292716955986807645573049968633697047462361150953805803482726678644552661403107479139
 . . . . . . . . . . . . . . . . . . . . [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)
							6e6a2c02b29b1d2d7f09bfff294a6d07e95bdc9e
 . . . . . . . . . . . . . . . . [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 (13 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ckraus.at'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b139183fd00000403004830460221009bf6b771bfbfad3a807ba63e81e936370c27b2e2310a75ac4e19f0d1efb897f2022100e490c0bd079e8eebf8a4a2da8610407f735a02bceea1ce0a107dad87f1de2065007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018b139183ed0000040300473045022076f42c64c93cf87d514765c90a6cd39f62c3f9f2de192603de2371881e33fc25022100c55772e2c506b0d1303c9465a889c955bf67763b7996895a7984242be4d23e1d
 . . . . [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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