czastka.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:b2:67:2d:bf:70:44:3b:6d:31:04:ba:cd:74:a9:6e:94:75 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:b2:67:2d:bf:70:44:3b:6d:31:04:ba:cd:74:a9:6e:94:75
Serial Number (int): 322044267126967172160504798045218787988597
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 40:a9:b2:1c:16:57:4d:e4:36:b6:9d:de:d9:61:1b:d0:bb:ed:cf:fa
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 3d:70:18:a0:a8:16:40:36:10:33:47:81:b6:20:d8:07:32:87:bd:4e
Fingerprint (sha256): 74:71:b4:34:ff:d4:76:3c:7b:ca:7f:4f:d7:a2:be:ce:61:75:e1:7a:f8:98:10:37:b1:9c:57:d4:d8:0a:68:ba

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

9 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 322044267126967172160504798045218787988597
 . . . . . . . . [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 2020-02-13 00:12:38 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-13 00:12:38 +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 764922320272786821051963269297713187189011615946823418143051172401534860623473144474229982068940435249532608467199370674023358969509167890958727965752395213857734629476456362253183746887375242947935205761658806761743819968148066063876635839849383373229711404339313422615430652136112552416894729817903973554881612404194383601530158937745601383694144480242866772394202065556656875938394735224363860077844216899726914112114255862760608619637144295632218694538601982055073725100118787259379957682264442135136463560608215481114619634417213077042891159883480556330810043180155174018162387673169186945163762841317128927675114527349903475994287163557144681572853088854228977215513674273570253819915913400099457736398588779549989841103216093091111075722790882508982117208935050936348697465880908201795527225228146103734601521986221204825429483708962666775877372641218240481260723633399477853962179995208204528480148351232893834164461230949128149835262556868495204448159795636854540630763139984744721674930071312419612227483350519942045841055264967011315605441522184464796932160420226556151100445711775308794747565976343781670834458615467782313564043814174534073070058533526649031561738828959885719581770902992069985207825395619892753599066641
 . . . . . . . . . . . . . . . . . . . . [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)
							40a9b21c16574de436b69dded9611bd0bbedcffa
 . . . . . . . . . . . . . . . . [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 (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 (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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d913000001703c1adf360000040300463044022045c002bf15dc056bfc63c65ffd095c022df97b0734d7aa3338e5cea222791bb40220186ee4c6c7eaef2c7a176b45118ca69ab47298d94a68e8aed02bd31173f7aff400760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c000001703c1adf5a0000040300473045022060f06ecace603c4a54bcaa77ac5092030d1546730c54153b12347bd2057df547022100cbcd366652c65efb87e08170ded10848e080a4d7c5cd03b52024b56cfde37ad6
 . . . . [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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