johannes-schaefer.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:d9:32:ed:90:db:f8:f3:24:99:64:ae:89:a7:b2:fa:67:ae 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:d9:32:ed:90:db:f8:f3:24:99:64:ae:89:a7:b2:fa:67:ae
Serial Number (int): 335245826329364101799926231428247125125038
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 02:ac:5c:05:f9:a3:32:3b:fd:32:12:72:87:be:ef:dd:a0:6f:c4:ee
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 4d:d3:af:c8:45:43:71:5b:67:24:46:03:43:0d:46:e1:e3:04:af:af
Fingerprint (sha256): 83:8b:dd:c4:c2:24:86:30:5b:ba:53:33:75:75:7f:d3:4c:79:d8:7a:5d:d7:3e:0f:fc:5c:a6:68:af:f8:28:14

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuCZfVHOGIgJWVrv2ZPhw
6G1J1wWoQfWbyI2EkXq6OO0WASRr+EjUuThn21I+Db3lYa9L1DSbMZ7joOgcaTR7
qUfjPsWJdQmHQMYlPidW3hWisXBPaAmAyCCWCq3IAiOITGI3/EPH640xiZaj4yot
M+/5qJwLPrELCXgX+InxFwUk55RU2fk+uk7uSkkm9zQMEsvgqIqjrAdypwtaxNdx
xjN/jW1Lv1TMO+0jAEUzc5rVDcXstvrn2cT8TfOu19QuZELu9N/EzOZqSNhlkA3U
jjfoqrgjtAdbT6YU9iMxBU6XURZOewGe2krW+9RQd/uQAbJDT3mSCzpAuZO8k2ao
kwIDAQAB
-----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 335245826329364101799926231428247125125038
 . . . . . . . . [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 2019-02-01 00:01:32 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-05-02 00:01:32 +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 23246770240740759097487328011813993630524564715456341783407267374243601584836056755186259549512894413669970092621339838039154545024351458617659643650351494359943237569686839083140115667385069037689110633651180413113595022366416870902998783587437833777446248979607850878061850423578517284660433919692491327829780083038798929761901510325408514132370000578745735625995000711709202080518595533336608818133396469010757242394916701351775834399040778675220890313924408906605377996281663920753134761014708732706426974986031363624345009147620574022669863268147958578087560074369757605457051623220097775828714903511466747799699
 . . . . . . . . . . . . . . . . . . . . [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)
							02ac5c05f9a3323bfd32127287beefdda06fc4ee
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe00000168a6933b170000040300473045022100da94d9b7840260ff93b0687edb48de0396349fb3868c52fa7bb55375abb17a70022063845008eb37a267d99883d158516cf1c072fff2548858360cbabf02bfc9b29400760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000168a69339790000040300473045022100b175c6bd5589267c814832b30c78f43728c2b0028dd1795aaa67c5db35b106890220515dbb28ad3f260816b3a2fa1c7ef3cd56a80761f61cd1cad7a7b3e509819e71
 . . . . [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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