wittwer-steuerberatung.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:8d:4d:25:10:6a:8a:12:07:19:b0:ee:c0:9f:94:25:f1:4d was issued on by Let's Encrypt.

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=wittwer-steuerberatung.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:8d:4d:25:10:6a:8a:12:07:19:b0:ee:c0:9f:94:25:f1:4d
Serial Number (int): 309419214534751737209532695499680921284941
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 6e:4d:81:20:69:bc:28:ed:ce:65:ec:1b:0e:70:a7:b9:af:44:dd:91
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 20:65:79:80:31:88:c8:85:52:09:57:44:02:07:d7:e3:f1:68:2b:10
Fingerprint (sha256): 6e:35:d0:fa:87:fe:93:26:e2:05:40:ba:0d:52:45:ac:5d:90:6e:67:9e:f7:64:d9:8a:db:b8:c2:2f:f8:0e:7f

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 wittwer-steuerberatung.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for wittwer-steuerberatung.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

wittwer-steuerberatung.de

Other certificates including the domain name wittwer-steuerberatung.de

(limited to 100 certificates)

Certificate

The complete raw certificate details for wittwer-steuerberatung.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 309419214534751737209532695499680921284941
 . . . . . . . . [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 2017-07-31 20:49:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-10-29 20:49:00 +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 'wittwer-steuerberatung.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 905216539968680911772848983786956163792665826707233336502225911672337434938145731865935175750354599091833106466419075010606560624844438069684418153849444885202829464764992823496939727416849803419167244475313229279641493984880299385354453250248731123081272167298752023589600500191801487155620971523923665943197359898114218552350098333431513310320940933638859388165928569070189744281176879509666615558891522436406051256330725354891071682363729098243707802551208934309236411102981987804359782266891834706925733097056387725233583376940180741514334606102193669576483196287235326512987859006451897996510501605324677271903378600126775061874598974556266984183857014169516614480409342662145586416131363880655073151710115444124841042152086906586674928986740668461141953769230049602025749996411585969810137612088943812377980022206062157369855566336068351868342991781592987650370198611536399008703720840522251717796315845244369781573580139290644291815539739460856417410927681235360455272406767481065780198297972548941634922901970476434843440946492953976666532269371846082712232821426175251655855175542394862015833487677863978162349066361772193402199356863306863385806508128422125122836669506405708428211239444645186276556445370232041667757163203
 . . . . . . . . . . . . . . . . . . . . [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)
							6e4d812069bc28edce65ec1b0e70a7b9af44dd91
 . . . . . . . . . . . . . . . . [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 (29 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'wittwer-steuerberatung.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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