klaus-kiewitt.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:70:0e:63:05:3e:19:fa:4c:44:e2:d6:97:49:f8:7a:f1:d1 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): 03:70:0e:63:05:3e:19:fa:4c:44:e2:d6:97:49:f8:7a:f1:d1
Serial Number (int): 299467606226088065428939287405831151874513
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 0c:ae:e5:44:6d:94:69:ee:d6:6c:95:3d:e3:6f:ca:ba:93:5b:65:81
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 00:3b:e4:66:84:75:85:56:43:f0:9f:f2:b6:5e:6d:47:ef:f4:89:b8
Fingerprint (sha256): dc:e4:3b:55:10:cf:89:6e:6d:b4:58:e4:38:aa:cc:d4:ad:50:3c:1b:2a:bb:8c:0e:6d:d0:85:61:40:7f:b8:e3

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 299467606226088065428939287405831151874513
 . . . . . . . . [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 2016-05-10 06:23:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-08-08 06:23:00 +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 833494875594839131542338209426332497391883527018078677663817155200190383385618228447653657898554279677887316079179186723230917016928253359790424509852579206871017832914458999834936333025258018425127391412263258511542955080023105436006195496825823397861513299842563040703526157994482128028332356783548896086133475035435964500187451368300612928549730563961464547652639512821367062708641814500446832758274504350348531501530013441123536950703297222616993922862735126613486160231698968529272224448794316919133601111610969726939696643003613575177757491288940428114045283889331165283956139092599129384025564303049539256289241861010790334645595262814564968397838866390162095009423456930343220094420580827732038936814614157519111351024884356563494612872487538860141974877988251473617883788926885414521588066267196510384508651934811530828617431428800885341569668012582539161417872290080269559296279088460604850782336783304581837662798661975859950743504088045748937750561404205191885018443695200927499439551504101122321575159705687896832069894500071855773346662947309229225615846219145344490882543246200025934090256586993848553300405667031204103629766608992967236092133970019004281365493100132997275703968575618226518672738055086359109749145207
 . . . . . . . . . . . . . . . . . . . . [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)
							0caee5446d9469eed66c953de36fcaba935b6581
 . . . . . . . . . . . . . . . . [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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