czastka.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:42:63:b4:82:1e:44:b7:58:4a:6d:cb:f3:3e:88:18:1d:71 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=czastka.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:42:63:b4:82:1e:44:b7:58:4a:6d:cb:f3:3e:88:18:1d:71
Serial Number (int): 283928024836191281450024182407766532955505
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 63:ea:9c:04:48:25:9a:12:5d:d3:49:e9:fd:62:e3:39:59:d4:12:91
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 13:fb:07:36:a1:b0:e3:ef:fa:8c:24:16:f6:ef:c5:c3:50:66:76:55
Fingerprint (sha256): 6f:be:f5:cf:03:e8:c7:6b:10:5f:eb:ad:c4:04:79:29:c9:2f:b5:3c:e9:98:f6:c2:5d:0f:0e:5f:59:0a:1f:07

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 czastka.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for czastka.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

czastka.de
www.czastka.de

Other certificates including the domain name czastka.de

(limited to 100 certificates)

Certificate

The complete raw certificate details for czastka.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 283928024836191281450024182407766532955505
 . . . . . . . . [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 2017-04-15 16:31:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-07-14 16:31:00 +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 'czastka.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 754490266262466663059404317666816845600659012446853328779602280381777551344710649648857271170939575634687021360537341297307177443152509850805620770114924694938744365526011337490382977264539058098895491879267797133728876414535130279927538297819289327548841106281707192739272136277809943977748764152350069818556488688858069796566666483938615746869662309801014148382694189302196675987322702087081699215221446801055253420323477307470239802562271574775717102064234920580387710962268582514058725039784547125253241070429457362766258863203923703348466953600320872923400635899597390415453634418400478974134216318960727959875043009972696384132990839116879680031540811055340771673984094531388291800116821115564170079792987250634970718648984915820849634955682793629403480608951192044963740006279019610053108798680693867741889804876566215925321364553611595402299847506302110773865478787944769229777931349632281550806793467476703722157557047829747899114889851861330662678132841444718920337657366427569218039529319396284114587081802955674890655144837040572282675746599576590346948480249931257006410970672087351135210046362854032346571913734160029018641055377984115720873189716397938072719828554449611939331930242772343076383122134735554138059276361
 . . . . . . . . . . . . . . . . . . . . [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)
							63ea9c0448259a125dd349e9fd62e33959d41291
 . . . . . . . . . . . . . . . . [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 (100 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 (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'czastka.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.czastka.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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