blog.r13t.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:1e:ca:18:10:83:0c:a4:06:fd:77:9b:b2:d3:73:30:03:76 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=blog.r13t.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:1e:ca:18:10:83:0c:a4:06:fd:77:9b:b2:d3:73:30:03:76
Serial Number (int): 271813957808083406750720062263358722671478
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 92:bb:53:20:47:00:8b:fb:b1:f2:d8:c8:81:2e:c6:3c:0c:83:f3:aa
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 14:30:b6:a2:aa:aa:5b:8d:1f:50:44:4d:3e:6c:e8:36:f1:86:09:c4
Fingerprint (sha256): a1:f8:ca:23:33:dc:3b:06:e4:ca:35:ed:a9:46:41:c2:3c:5c:e3:e3:94:d4:1f:e6:59:a7:12:1a:f9:61:f1:45

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 blog.r13t.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for blog.r13t.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

blog.r13t.de
r13t.de

Other certificates including the domain name r13t.de

(limited to 100 certificates)

Certificate

The complete raw certificate details for blog.r13t.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 271813957808083406750720062263358722671478
 . . . . . . . . [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 2016-06-12 11:05:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-09-10 11:05:00 +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 'blog.r13t.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 770905369861266515158616270693007646901914106885139866947138175259297506576154602130502499545188259860654461029108255353153432607207645531103137699670629392271753213306570397175804163265700995530126824089389936143015006764762684665640794705026916478975166904703655354098610088015603854603244472529453810751387831802085438416379509911524863951748745631383536335487310887292610072469035810537859571233229232358291831367929821503356221159563432930619383302503873588578751951762225611629038168505607789114471502714910224576657530334501883265246156027344503485896221880186239746773856386655216132536937679976848417101973152558277373976679638701585423165324915359224928659510903827242635325236096923668213542008364431530008673978017939637266190798978711712184294038141803218990856776256618208376442632866913575907766291684614137016167808581038511332549313509188025864963943591609959105049352128034334727553527229394752975420976008924988606906337076601077456307500697153642482699906486477562486317473688973620992685346246953621643838173553292281009752222001259045638966586949293445837117054631504903809273804772786819201997956722376149623580665756159854639104692593537520190873809835285485383097946029607053595742753115633575240289312726789
 . . . . . . . . . . . . . . . . . . . . [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)
							92bb532047008bfbb1f2d8c8812ec63c0c83f3aa
 . . . . . . . . . . . . . . . . [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 (25 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'blog.r13t.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'r13t.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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