rwkeramik.ch

Issued by R3

About this certificate

This digital certificate with serial number 03:17:7e:36:4c:fd:65:dd:ca:72:b8:1b:19:7c:55:40:fd:43 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:
  • 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=rwkeramik.ch

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:17:7e:36:4c:fd:65:dd:ca:72:b8:1b:19:7c:55:40:fd:43
Serial Number (int): 269331116907500965988475279720292655627587
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: ad:57:09:b1:c5:39:18:62:74:5d:22:57:a2:26:e0:33:69:1a:9e:a5
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 5a:d6:ad:da:a8:91:64:2d:76:ec:7e:90:98:f9:ad:05:b5:e2:7a:bd
Fingerprint (sha256): 07:6b:df:6a:2d:77:ca:53:fd:d0:82:fc:92:51:95:9b:58:bf:18:c5:cb:44:1e:64:c5:9a:ba:d0:0e:2b:6c:fb

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

Revocation information

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

Check the revocation status for certificate rwkeramik.ch

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for rwkeramik.ch

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

rwkeramik.ch
www.rwkeramik.ch

Other certificates including the domain name rwkeramik.ch

(limited to 100 certificates)
rwkeramik.ch
rwkeramik.ch
rwkeramik.ch
www.rwkeramik.ch
www.rwkeramik.ch
www.rwkeramik.ch
rwkeramik.ch
www.rwkeramik.ch
www.rwkeramik.ch
www.rwkeramik.ch
www.rwkeramik.ch
www.rwkeramik.ch
www.rwkeramik.ch
www.rwkeramik.ch
www.rwkeramik.ch
www.rwkeramik.ch
www.rwkeramik.ch
rwkeramik.ch
www.rwkeramik.ch
rwkeramik.ch
www.rwkeramik.ch
www.rwkeramik.ch
www.rwkeramik.ch
www.rwkeramik.ch
www.rwkeramik.ch
www.rwkeramik.ch
www.rwkeramik.ch
www.rwkeramik.ch

Certificate

The complete raw certificate details for rwkeramik.ch in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxwLCk+YAuM2ioyaIqItu
d8g7eUwCeAJC56vsOX/xnjWLwardH5c6QCmkwt062aIQYY1G20NdbvxESHR/cmN/
tgiSH9Vwsh6h96d58kUXAB8IUwkujOwv1LdYhueAeETO1VHq20PxZEbH7UB0Ppim
rPSK2qsGlSjz9pXGcpzi60k2+E4tyNazoqRgX8bwzvjHoWTllTCQ7X4uz/CPBecG
hkCGGZ/0Mp9NMjMBNwuzhwzpNssCHnfKGYQ8+smYgK2aMUW48dUEWbivqUMGHbNU
BiLMvviDGp49vW0rbtG5fvccUREP6DqPnGGUDYV/r0SqW3NWzEEupT8qAxUcZiD4
CQIDAQAB
-----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 269331116907500965988475279720292655627587
 . . . . . . . . [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 2024-01-03 19:48:39 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-02 19:48:38 +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 'rwkeramik.ch'
 . . . . . . . . [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 25122783729120134708218809811201651748245842306689421533842391213567406735990875714795163869777247466470736262916056334458044663663915822010845634338506978374444221412509618764006484079715616981850923780552218027939360532962102764751639201610318663189795468421738079167730218106098900696182782891097523050144210506113886780389090885528302729964728602910270241128764291410850329096949026857770790434965485386480995510796190166786484864117317724970067576832322185449757311463927196698281798741225964902735987549914884395140662024776545214550785438367250619541484653230139846213520666405263343700832694017857753553369097
 . . . . . . . . . . . . . . . . . . . . [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)
							ad5709b1c5391862745d2257a226e033691a9ea5
 . . . . . . . . . . . . . . . . [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 (34 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'rwkeramik.ch'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.rwkeramik.ch'
 . . . . . . . . . . . . . . . . [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)
							00f10076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018cd115d960000004030047304502200b7f670f02a2cda495cd059be3401f46879d01d9e62b0fb92c27041b2c516bcf02210093f508df6e6df0f90f1329e19aea033ae36f8e346c0d74ac72b1af1700280e6a007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018cd115d95c0000040300483046022100d7f204a365fae4f5f40c65899c7a6ed81d88b772d406e410616f02986d2048a00221008d955508ac92dcfb8849cf3cfd20056eca92dd97e1aef8ccb6617ce19fa49e79
 . . . . [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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