johannes-schaefer.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:43:48:a7:89:9c:71:90:09:1a:bf:71:a7:ff:9f:50:fd:c2 was issued on by Let's Encrypt.

With 4 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=johannes-schaefer.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:43:48:a7:89:9c:71:90:09:1a:bf:71:a7:ff:9f:50:fd:c2
Serial Number (int): 284232350699340361237907465835080160705986
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 90:c5:2b:c5:e0:31:28:b7:b6:1e:fd:18:5f:67:94:6d:28:41:ce:95
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 11:04:59:1a:c1:ce:44:76:db:65:9c:3a:9c:c4:9d:5e:74:97:32:ec
Fingerprint (sha256): a7:33:4c:e9:b1:34:a0:33:60:51:44:e9:fa:ed:64:67:c4:36:0b:b0:7b:bc:80:3e:70:df:ac:8f:b2:6e:78:5f

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 johannes-schaefer.de

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for johannes-schaefer.de

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

johannes-schaefer.de
johannes-schaefer.net
www.johannes-schaefer.de
www.johannes-schaefer.net

Other certificates including the domain name johannes-schaefer.de

(limited to 100 certificates)
johannes-schaefer.de
johannes-schaefer.de
johannes-schaefer.net
johannes-schaefer.de
johannes-schaefer.de
johannes-schaefer.net
johannes-schaefer.de
johannes-schaefer.de
johannes-schaefer.de
johannes-schaefer.de
johannes-schaefer.de
johannes-schaefer.de
johannes-schaefer.de
johannes-schaefer.de
johannes-schaefer.de
johannes-schaefer.de
johannes-schaefer.de
johannes-schaefer.de
johannes-schaefer.de

Certificate

The complete raw certificate details for johannes-schaefer.de in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0VeSYGnTsb3WbvBSFjUT
woc20g26FvaqkUHwjBWizrVPc552yybdSmGo3BLtM6Wj1gEl4s6FUFbJQjk28QI2
tTX4gynyiWwLCFYmxIh+UqcERaAkJo6/GuOXG1DfbaWBO0HTa0V5pk+vxRG5ZMLP
KnDPL3tJTbfx7Zq+gI1cxvmxvUiEG0KlvEy0kfqxYe94/vFyUi4T62IJWLzThYzq
hqiuhh+EjCQhK/GngEOVSL4DCbgR1OPQanWO/pRS2Sg0NsOehQltdApqYcrm5OOc
47Dd96HYJyzRiVolv+Rb6uc+VI2iR+hOSz6JSUDGy6yAdRBWTeak0ry2V5VGpNdo
tQIDAQAB
-----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 284232350699340361237907465835080160705986
 . . . . . . . . [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 2019-11-29 00:15:33 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-27 00:15:33 +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 'johannes-schaefer.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 26426988993886811134040214994271585217392719279768175947675214095423713359901051025096776767264368788625763637577523434517799904329695791928722979502799679485964321370704414259592977789112418922417937673631544257269716703824074994146771978706905333640799805995372259553655469603175505754885729294504473880369302814182386457491307757984687799235242406845008274065316213947334221007086242174227455826542520631061807323795922460491421965471665655700148821165918512844397453643757922406910949853934760037716363440921361672541343567859422942615073423504336068905638850477166171539048969160633201524642366235324028714182837
 . . . . . . . . . . . . . . . . . . . . [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)
							90c52bc5e03128b7b61efd185f67946d2841ce95
 . . . . . . . . . . . . . . . . [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 (99 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 (100 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'johannes-schaefer.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'johannes-schaefer.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.johannes-schaefer.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.johannes-schaefer.net'
 . . . . . . . . . . . . . . . . [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 (69 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f20077005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016eb4ba398c000004030048304602210093e946e731e534492d55a3bcba2bc811f3c39ab6911554d9b4e0b51e09ba4761022100a4dc9b0887c4fc9427fa6cc3ec25650016fb2bdd6711692966ae6b98eb6ebe3300770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016eb4ba39b90000040300483046022100b0974ab9c41dc5caf3f127cfb54832f31e32315beb29a83e6d0cfd765a55c486022100dee829c55353836e5656e58982e90fc7fdac2b57b89add678b92a01bfe744e97
 . . . . [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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