it-strixner.de

Issued by R3

About this certificate

This digital certificate with serial number 03:fe:fc:ef:14:12:f8:e2:f5:98:a6:c9:80:39:c6:79:f5:be 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=it-strixner.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:fe:fc:ef:14:12:f8:e2:f5:98:a6:c9:80:39:c6:79:f5:be
Serial Number (int): 348104785814237423941100631682279664121278
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a1:fa:e4:f5:b3:ea:76:b3:38:04:fe:24:35:dd:88:0a:ad:21:8a:87
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): a2:ac:a9:a3:e7:d8:c6:93:99:3e:a8:c6:1c:51:26:b0:82:13:a7:8c
Fingerprint (sha256): 3f:df:fe:bc:ee:7a:67:dd:b1:a0:c7:f1:7b:6e:b2:0f:9a:a8:b5:fd:5e:9f:63:d2:b9:08:eb:db:be:23:b5:51

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

Revocation information

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

Check the revocation status for certificate it-strixner.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for it-strixner.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

it-strixner.de
www.it-strixner.de

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akademie.it-strixner.de
analytics.it-strixner.de
it-strixner.de
it-strixner.de
kts.it-strixner.de
it-strixner.de
trainit.it-strixner.de
kts.it-strixner.de
analytics.it-strixner.de
analytics.it-strixner.de
it-strixner.de
it-strixner.de
analytics.it-strixner.de
kts.it-strixner.de
analytics.it-strixner.de
akademie.it-strixner.de
analytics.it-strixner.de
trainit.it-strixner.de
it-strixner.de
sni.cloudflaressl.com
it-strixner.de
akademie.it-strixner.de
trainit.it-strixner.de
kts.it-strixner.de
analytics.it-strixner.de
mail.it-strixner.de
analytics.it-strixner.de
trainit.it-strixner.de
it-strixner.de
mail.it-strixner.de
analytics.it-strixner.de
kts.it-strixner.de

Certificate

The complete raw certificate details for it-strixner.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAt36mid409YiKqQBksr2F
sQLjOe8B8udFKZ+oNRI3GhQy3df91fkJBz1rqWY9e8C0YQT5U9vEShoBaAvzPTkh
ux0KRof+sN1plZT5N4WAnEGQGJyru8y1wqu4hR3Swjk9BIsfH8c9KML4fCX5Nzb+
feRnUGINPr+mGTyiqqZKQCEDeOBbb3Zjw1bFrJwJiqz2DUGAeD7Y8PjVyOOK34nD
uiQ6vnQHV2fV0255pHUg8C4aN87na5T4Cvz3/8wa1ThCJwRSu/Z3XMNAMy+EMDQu
wTvhRWgJhQINEW8ewAAs1fI+HnDMFQUTB3LRNzMZ5aoYi3kU6svSA4hr5v5po/Ov
cwIDAQAB
-----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 348104785814237423941100631682279664121278
 . . . . . . . . [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 2023-04-29 21:13:33 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-07-28 21:13:32 +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:19|false] PrintableString 'it-strixner.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 23164063518335420131798369416857481929003742417563251545578382849689454851682579918158989780034621949680755283245313477953537287095738415526559150224473550515273321468405152491679020758997349301530992171754581206938591785830845232379834787777493040681101628447431865759648918889095588774409570375236751442749613327959243642813008148789674758391438362282618493804077907408005118430524345073016943878272070561793686846383656604181504373070550931797032062831065339264885092043037607440083086399757074430828079454590786433903054221393724334361380387882259914742131093646872543253584529719981034499255834554534242764959603
 . . . . . . . . . . . . . . . . . . . . [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)
							a1fae4f5b3ea76b33804fe2435dd880aad218a87
 . . . . . . . . . . . . . . . . [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 (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'it-strixner.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.it-strixner.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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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)
							00f10077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000187cf1418a80000040300483046022100e892d891174d9a56a468a1910b98fe37146e9454d92b968326febef943caac3e022100f4bd899296403ad903b68721df45f650366fdd572295737e56840c3f11cf354d007600adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a00000187cf1418b10000040300473045022100aacfc36fc0115ad5bc99f1f96f0df164e65c12f9339ef114d87ad80c352678aa0220563beec660f4245a21ac549a44d5da68514f52b711dce2db79390158aa8f5176
 . . . . [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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