xrstf.de

Issued by Let's Encrypt Authority X1

About this certificate

This digital certificate with serial number 01:1b:a2:ac:8a:94:a1:11:8a:d9:0b:f5:cd:0b:ec:72:f0:38 was issued on by Let's Encrypt.

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=xrstf.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 01:1b:a2:ac:8a:94:a1:11:8a:d9:0b:f5:cd:0b:ec:72:f0:38
Serial Number (int): 96516140659750551171949728286011106193464
Serial Number lenght: 137 bits, 18 octets

SubjectKeyId: 96:da:fb:9f:0e:ba:2a:51:99:56:25:10:8c:86:d9:b3:db:71:3f:9c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 6d:1b:da:99:8d:51:7f:af:90:45:5e:12:02:6b:0b:9e:73:16:1d:7b
Fingerprint (sha256): 70:80:2c:2f:21:10:fe:e7:ce:20:3d:b8:ec:48:73:60:e6:8e:1c:ee:28:6e:0d:30:17:55:eb:72:0f:34:03:68

Issuing Certificate URL: http://cert.int-x1.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x1.letsencrypt.org/

Check the revocation status for certificate xrstf.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for xrstf.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

xrstf.de

Other certificates including the domain name xrstf.de

(limited to 100 certificates)

Certificate

The complete raw certificate details for xrstf.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 96516140659750551171949728286011106193464
 . . . . . . . . [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 X1'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-11-07 15:22:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-02-05 15:22:00 +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 'xrstf.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 677846028919182811151768274688417250531163413962854017251601185083832006915100131407497843162648661207033097195408092563400500956678071209274681215865026201313846986417988150011829704332526274469926684030105906578478794092101978659953015598657069547397671296603584291415549724113651798828309820777876430272051703905170690995034312412205978535192487573129923195664023449244790054777261963439114473347425365315957324997029691285963229064301650854134850054521707404340204298364341821512751299220692914143685941500168204313103919954539777298957089591891098521608228561280846937072068813455747641561962901837398486398913124761748792622994114336049314283023491766730672933415854598579053473823367184750213800188473836350035419203739693365953540059610836709241273675017255430334787181248216021424588517300604057209135926332885425549998071754620220639970788177532367617362700664516303509695427037174382658576470492729255442246576467617779361753768911172145925318991155847418564947887422366638540396626560496036345866195955359496961861509151939643218239229677734121781184174291670243359715516517634368788707665798355328788731637586095665634749310347998056135271536056613704727641296719969758396722188457718278297254279613981261487285024767213
 . . . . . . . . . . . . . . . . . . . . [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)
							96dafb9f0eba2a51995625108c86d9b3db713f9c
 . . . . . . . . . . . . . . . . [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-x1.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-x1.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 (12 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'xrstf.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 (248 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: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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