*.zetwerk.app

Issued by R3

About this certificate

This digital certificate with serial number 03:c3:3f:59:de:f9:9e:d9:19:6e:21:b3:aa:96:7e:dc:f2:c5 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=*.zetwerk.app

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:c3:3f:59:de:f9:9e:d9:19:6e:21:b3:aa:96:7e:dc:f2:c5
Serial Number (int): 327776127345490505180149641480272019780293
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 56:c1:6d:a4:fb:89:9b:ca:ce:26:de:c2:e6:8d:14:b1:af:d4:85:3e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ca:53:e8:63:57:d8:dd:99:89:a6:7d:a4:13:fe:e7:d9:45:a5:2e:16
Fingerprint (sha256): 1d:e0:02:3c:1f:04:78:42:f7:b9:ae:88:e1:e5:73:8e:dd:08:79:16:17:c2:b3:b5:13:80:a1:5d:c5:7e:2b:73

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

Revocation information

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

Check the revocation status for certificate *.zetwerk.app

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.zetwerk.app

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

*.zetwerk.app
zetwerk.app

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*.zetwerk.app
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*.zetwerk.app

Certificate

The complete raw certificate details for *.zetwerk.app in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyHG+WUDKhZbVQNEl6jjI
tuwBN8bbHWORzEsjku7rv+6uk/awhAefR6othJEJZv0ydivuv+uj4c29gVAwGHe0
NUVYBe3RFtSKa2pCaRQlaKbAYXDzi+81HM8wwMTXxetMYX8kP0e6bY+M/dxpsyCf
Q9bYr+mmMJ20woRpNpsGjvu36nbpsjxNH6UoYAbIWqyBt4RXMCWay5esffYeXaQC
XZKaEG74NYKRS/3dqpp398n9uWmea7eySED3QXffc3FFEw3iKrtucZwbnM0cH3g9
Ztx6HpkE2hTm3nhIX4UMbdBl09WQSZlHD0+zFT39PLP9vBA96mLLc0kXjz3WNs3w
iQIDAQAB
-----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 327776127345490505180149641480272019780293
 . . . . . . . . [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 2023-07-26 19:29:33 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-10-24 19:29:32 +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:12|false] UTF8String '*.zetwerk.app'
 . . . . . . . . [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 25303750027884894217317203854862586741990438015893266677261075718153843753387858222631287666504118322765418830920860410713015796221112512362918326888768856662616626229202661334991871972400509977723213396211385312495148405968993564100070814594064363873038106148776066700661712839614214223551151792466440137366566279811541662946864031338124980381622707810842020958368021120091975732685857096923291752699486313975799335266124169353823327858795332988796884457993830929744667740065280886690143385306792136810883629418659254095445910983861045413712095647626451852684642803084729796642020605832136218011275862041788540645513
 . . . . . . . . . . . . . . . . . . . . [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)
							56c16da4fb899bcace26dec2e68d14b1afd4853e
 . . . . . . . . . . . . . . . . [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 (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.zetwerk.app'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'zetwerk.app'
 . . . . . . . . . . . . . . . . [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)
							00ef007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018993e482620000040300473045022100f233d6c436674a28c51d4cc5dc329aa24f521410adcb6356b4fdc2c1ef4a9abf022072875e04e8f566d7a99199cf5079bb10e651efc6b4167d1357ae9bac4f4b57a9007500adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018993e4828d000004030046304402202b26be40a54d817a0fdb8decd2552fff046268a1c3a1dbdde8c8f6b7f8aa6f6802200704144293f9234e04aca28d2b7df7fe0b18c277071bd7db78a11b8de7900c30
 . . . . [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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