exzellenzraum.ch

Issued by R3

About this certificate

This digital certificate with serial number 03:f2:9e:4c:26:e8:26:5c:50:d4:78:d7:5a:3e:ea:b1:a8:2b 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=exzellenzraum.ch

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:f2:9e:4c:26:e8:26:5c:50:d4:78:d7:5a:3e:ea:b1:a8:2b
Serial Number (int): 343895604017167484128157077330353426901035
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 4b:33:d2:ec:93:55:cb:f3:15:9b:9b:78:31:5e:f0:2c:47:a9:f7:48
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): d2:f2:1e:63:3a:92:4b:aa:36:c2:51:87:14:db:58:3e:06:5d:0b:e5
Fingerprint (sha256): a2:93:0c:f2:40:77:93:bd:ae:46:99:81:54:cc:3f:ff:18:f1:81:c9:11:b2:cc:06:25:3c:f2:28:b8:90:0c:8e

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

Revocation information

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

Check the revocation status for certificate exzellenzraum.ch

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for exzellenzraum.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

exzellenzraum.ch
www.exzellenzraum.ch

Other certificates including the domain name exzellenzraum.ch

(limited to 100 certificates)
exzellenzraum.ch
exzellenzraum.ch
exzellenzraum.ch
exzellenzraum.ch
exzellenzraum.ch
exzellenzraum.ch
exzellenzraum.ch

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0QMhGgCbLgwbe/s2dYWs
w5/PRuGdxBPy/rv8njjhuqUbHfTQ2Q5v+0WhCXRwhSGJwMdkWhWK094celJxnwmk
u5Gi3rNgJ+p+PG2a2AmlwBME/SJZQuWtrNnUW8JuiyJ+CeP5juBjGdH1xU3u8AyT
it7mVPlFgIJwtKwT6tJu9KHDXYHESSFO1YnQKoqA2t7KmxZZugb4LHSEM5vfweAT
6jwz821Pt6lONRWLnYPDMZP/G/oODXmj2nbJYBFSh05lmk1SA/2MMJAhVhwuimhN
RPIyM83XXR+Nf1/f2WOeDlTlAGNgYy9HuLSc1Oh0QI/k+xrLz4gM5Uj5D83ojyyc
SwIDAQAB
-----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 343895604017167484128157077330353426901035
 . . . . . . . . [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 2023-11-20 16:47:40 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-18 16:47:39 +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 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'exzellenzraum.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 26385348854735525962269740645343237862607308661770739656418353773364624047206531149338636137957347050035424011617433980411477598225546348080880028776980068661613596765371759831783112467821311219139592366517240389921385321662536137931113088816624120648109783089299466254949110378990337453353717313899520053381881430572361992230929545183982257467038576229244938535897640654095478831126349063897569536862549213386505149062727612603593706721043483150735540575874011082002653607761478369968044510938113232072825969871246827410031766697808674230370452560474879521423221805664156430120230224962312380937816795533689286859851
 . . . . . . . . . . . . . . . . . . . . [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)
							4b33d2ec9355cbf3159b9b78315ef02c47a9f748
 . . . . . . . . . . . . . . . . [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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'exzellenzraum.ch'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.exzellenzraum.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018bedd8582d000004030046304402202e8f82e9c07e3fd52cfb227e036a9011dcc947566a6adc779f05a8751535038302204ae9b3f9c9968bb081343e25e24b4ea3ac7b770a52010cb6a8d7ca0d6430d769007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018bedd8585b0000040300473045022100a7f737091d7df4dba4f5e83a6b8cc4181b1d51203404c2a93a0acb9659c760810220415913f53c03ea582cea0fe52a2efecf6b9da2d6c506fc23fada7446e8b89501
 . . . . [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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