computerschein.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:8d:ab:b1:48:01:ff:97:20:1b:7e:cf:4b:5e:06:b5:32:73 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=computerschein.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:8d:ab:b1:48:01:ff:97:20:1b:7e:cf:4b:5e:06:b5:32:73
Serial Number (int): 396657175947208312215948885373348987875955
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 1b:e3:16:07:f4:c5:39:bf:5d:38:f1:78:d4:1f:a8:63:0d:9a:bc:95
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 1a:b6:f9:13:fb:dd:8e:15:87:a3:f0:75:11:48:02:39:d8:dc:ee:87
Fingerprint (sha256): 2e:32:88:ae:c9:b1:ae:9f:13:5a:6d:8d:f2:54:9d:f9:7d:d4:de:41:39:90:48:7b:50:5d:1c:bc:95:05:36:14

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate computerschein.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for computerschein.de

Public Key Algorithm

RSA

Key Size

4096

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

computerschein.de
www.computerschein.de

Other certificates including the domain name computerschein.de

(limited to 100 certificates)
computerschein.de
computerschein.de
computerschein.de
computerschein.de
computerschein.de
computerschein.de

Certificate

The complete raw certificate details for computerschein.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 396657175947208312215948885373348987875955
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-11-18 14:42:08 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-02-16 14:42:08 +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 'computerschein.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 856501017641585866068592489846334874622989791836313150535861534055206793445023892872070703579698336793495403116285522533801727631471175907200613738543199268312699163093265310186069972074879425850187574465812873160825935312557541809379074420750536162933525043749935555779444026863489137105606755607637692601755766899888281819080606915746406374328921195172450079389240417635669980608442419142070840413530048885984936500493740673312416156965526437729570812944191139359866981339813626366409884441033723017168053016595731725090819031123695007382659701143763789846445883771523431239248749180585722754484919051379597543260773238576136718876364193125183318598731273521408411404498855576658051711796752982987184213399454279229022534131710525300472898439408726569099342756738768640850244590959393469765623958282754026152097068096704583420223824568083652139540586491946406353176622293542231389112702492698277529967295037992412237513015670354559037322915397876847084405834878403110741158980547978869618450550337275778667263086776352465506574784652143469056066798775080317719933038060500142872372421417423607168338739144934264479395321250585437711799972849829254798676651753747053748159431369730914876745771734076588979763225283846017130088004173
 . . . . . . . . . . . . . . . . . . . . [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)
							1be31607f4c539bf5d38f178d41fa8630d9abc95
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (44 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'computerschein.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.computerschein.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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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