xrstf.de

Issued by Let's Encrypt Authority X1

About this certificate

This digital certificate with serial number 01:27:b3:e1:f5:7c:0b:16:2b:3c:c9:cc:6b:1e:65:b6:98:a2 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): 01:27:b3:e1:f5:7c:0b:16:2b:3c:c9:cc:6b:1e:65:b6:98:a2
Serial Number (int): 100622403298733593181248912587002199054498
Serial Number lenght: 137 bits, 18 octets

SubjectKeyId: 8c:3a:00:72:14:d3:8d:dc:b3:b3:22:1c:ae:31:67:d4:f9:e3:57:2d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): d0:fd:a0:9e:c7:a9:24:05:8b:f0:55:22:e4:c0:00:e2:22:c2:3b:87
Fingerprint (sha256): 49:b2:53:6f:63:58:55:88:32:7b:d6:d8:90:72:e1:5c:1b:65:a5:5d:1b:00:79:e2:5d:0d:12:45:a9:b6:58:8c

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 100622403298733593181248912587002199054498
 . . . . . . . . [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 2015-12-03 20:29:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-03-02 20:29:00 +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 858606052919730649846097489479434761630113674344679390388818611757163728045041235976125854105078082214567100909567794717887784864976377962781884461749758749419426671420066535700925799199275958588624223039370823392879548307557013366533403603026462028952693812051746818070735723036165134342468467363540201481716270578265428708653970316285718912717343623221367844090416660576861476138807648019558498193838766966108748877128328931049950550237143707013281827035588708267901811325854875308285845968117396435547486569322309041827701492912920793290345416589692399400030015798664936670148978797013447759635142570406665178193874200599115961101171885763247235674983765235590879508504377111664156449979796514110676190392328997869739664440091110092415225947602208500505028704306644100955261976516076311398575997709737738542793090493427470399377513310039609321410303943592348454735897576451619500312628770716504907189103983548270659542423316115810570071561523524958256470870755182280657097712604330232319805378011245398404398982583326211549160443854656761930162941703841372024863437202711565878936705675319695288634341234529667518684466740360622704032909832681651175437633628494456662432656558101712133896275999298610133233799561813457460925609323
 . . . . . . . . . . . . . . . . . . . . [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)
							8c3a007214d38ddcb3b3221cae3167d4f9e3572d
 . . . . . . . . . . . . . . . . [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 (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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