klaus-kiewitt.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:67:33:cf:ac:eb:b1:79:72:97:2e:63:dc:f6:61:08:8f:2e 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=klaus-kiewitt.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:67:33:cf:ac:eb:b1:79:72:97:2e:63:dc:f6:61:08:8f:2e
Serial Number (int): 296454810528620144782277046907157917241134
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 5d:c5:f8:43:f9:13:7f:62:15:c8:b0:13:c7:f6:f6:11:84:be:86:80
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 78:61:97:41:c0:34:79:70:63:7e:27:2d:a3:33:bf:bc:e7:3f:a9:3e
Fingerprint (sha256): cd:3c:ae:1a:b0:3d:c8:f5:b6:88:cb:fd:94:e4:e8:69:b0:4a:b8:65:5d:76:e7:2b:a3:3a:99:17:df:fd:44:f2

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 klaus-kiewitt.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for klaus-kiewitt.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

klaus-kiewitt.de
www.klaus-kiewitt.de

Other certificates including the domain name klaus-kiewitt.de

(limited to 100 certificates)
klaus-kiewitt.de
klaus-kiewitt.de
klaus-kiewitt.de
klaus-kiewitt.de
klaus-kiewitt.de
klaus-kiewitt.de
klaus-kiewitt.de

Certificate

The complete raw certificate details for klaus-kiewitt.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 296454810528620144782277046907157917241134
 . . . . . . . . [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 2016-07-29 08:40:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-10-27 08:40:00 +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 'klaus-kiewitt.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 733945080309494066876464790449613268995785459401445173045336488316639935433854529480219609400884294624948427470941771374801421104622612565411551384467650125530247392261263092779961895047248092787485072413340971428910379312842921493809219851655233951232480892277865160249880700709630875087902469529924331470813124845714658105638372261967335677972491907558715693332112950425874263357494078148406030559875029856015962442482392486059777144436641733070538394552396106183080505873241063533996859920481365454425135689712270275703250554076966203448322659305222415140398985004409807136177907466762111473036365191144133390376898188650229090158685199998913650645931531661067301628564792944584648602873289364120905891780170020831903665555947038948343436800953160361981993155014208738114693015444941595235302043007708322605010220421925123004882592557420834827387932465036095891239840624638374681049341284990794639619343571439390389808950729471602876144790464122049923513408524194625050523205685177371423537237542964221865426258272104215996317365782204322114673857077416322214013976885331908764565090096309723947019760461802745310152331880067155456812035713230963067440675490190377272653663979497166420047524053741858826986252637008053180050713141
 . . . . . . . . . . . . . . . . . . . . [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)
							5dc5f843f9137f6215c8b013c7f6f61184be8680
 . . . . . . . . . . . . . . . . [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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'klaus-kiewitt.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.klaus-kiewitt.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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