vis-werk.de

Issued by R3

About this certificate

This digital certificate with serial number 04:a6:be:0f:4b:f8:e0:e3:64:cc:1b:39:c7:24:7c:a1:ca:e5 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=vis-werk.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:a6:be:0f:4b:f8:e0:e3:64:cc:1b:39:c7:24:7c:a1:ca:e5
Serial Number (int): 405188649380467687681457551374235620985573
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 18:0b:d4:b9:2b:3f:e9:1c:72:88:6a:c1:a2:6a:5c:53:1f:a5:c0:6e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): d7:a6:b5:7b:f9:8b:cb:68:cb:a8:41:bb:51:ed:75:4c:63:a9:62:66
Fingerprint (sha256): 6d:13:bc:c9:fa:93:e1:0a:33:7c:07:a0:24:7b:c8:95:87:39:88:ab:bb:00:4a:ce:4c:b3:d0:e8:c3:9d:7e:d1

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

Revocation information

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

Check the revocation status for certificate vis-werk.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for vis-werk.de

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

vis-werk.de
www.vis-werk.de

Other certificates including the domain name vis-werk.de

(limited to 100 certificates)
pwk.vis-werk.de
vis-werk.de
cckpt.vis-werk.de
vis-werk.de
pwk.vis-werk.de
vis-werk.de
vis-werk.de
pwk.vis-werk.de
vis-werk.de
pwk.vis-werk.de
cckpt.vis-werk.de
pwk.vis-werk.de
pwk.vis-werk.de
vis-werk.de
vis-werk.de
vis-werk.de
pwk.vis-werk.de
pwk.vis-werk.de
pwk.vis-werk.de
vis-werk.de
pwk.vis-werk.de
pwk.vis-werk.de
pwk.vis-werk.de
vis-werk.de
pwk.vis-werk.de
pwk.vis-werk.de
cckpt.vis-werk.de
pwk.vis-werk.de
pwk.vis-werk.de
pwk.vis-werk.de
cckpt.vis-werk.de
pwk.vis-werk.de
pwk.vis-werk.de
vis-werk.de
vis-werk.de
pwk.vis-werk.de
vis-werk.de
pwk.vis-werk.de
pwk.vis-werk.de
vis-werk.de
pwk.vis-werk.de
vis-werk.de
pwk.vis-werk.de
vis-werk.de
pwk.vis-werk.de
vis-werk.de

Certificate

The complete raw certificate details for vis-werk.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqRnBmjYHBcXCKCgr62DU
AMDCfZjz+1Pzp/SwC01TeMLkyIEp8eWJzVCM14HbWykZPqERHY9DPKtPJQeCkUg6
Ts912V1QRrjlt/+W4o+3jlvSw+xOrGJC8jjaaNWlAvEwKVBKiHcOhnZAsqin+qjz
SXZSAtpRY8WKCYeVLxTbPeGZ7tKZsmIek7f+F2LSrmk/ttwntI/ShSvzaAhPOwMo
KC1UlUIPa8a76uJ6XI2wZCULjvnFzvUg0/9p36WelUu1MDCyB/90/n4NRn/ZAynN
fAEUCtg84S7tqGXc+/RZ0MfpYwWBqOgTD6zQXIgulhPOG2ZUJ0ZQ7Fr/Ch6b/wmJ
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 405188649380467687681457551374235620985573
 . . . . . . . . [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 2023-09-18 05:07:46 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-17 05:07:45 +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 'vis-werk.de'
 . . . . . . . . [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 21346974424104934294329940853860812720553117946241139695385940381695875190292302665978038489530478050441879382784225191982264327220181175487174966376603881335903140236368924437803863027671790374135630059341625531529382458731423509559269965570178418092426025488016826145164959847100435273899117503996682560748381003872599705460150138420549160489780163426466103795390167054390516997713952636293860066538860283500357292769779478880572044162792640366197334124353732095528828579125311717474732549022866981243584892030809972420577149453089805145127942543236171966113357604364277498879218053646408995390656509472816933472587
 . . . . . . . . . . . . . . . . . . . . [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)
							180bd4b92b3fe91c72886ac1a26a5c531fa5c06e
 . . . . . . . . . . . . . . . . [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 (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'vis-werk.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.vis-werk.de'
 . . . . . . . . . . . . . . . . [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)
							00ef007500b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018aa6e6efa50000040300463044022048822cfca52dfdbf7546ad353309fed88aa9ca3eddd753aa1688a3557db6f67702204142c4a32e645ddcbf4f91e422f2cc453af0f30ece85e6813ecc4dd84f7859810076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018aa6e6efb700000403004730450220486aaddb302901af68d8715f9e267c19eebb8b5195a81987e31b69850f9a5be10221008ed34e55b951458ce3e2d03437dd36de9a4dc7878948ed45291aeac81cd640a9
 . . . . [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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