dierckeschule.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:05:eb:41:9a:16:03:4c:0d:9d:b3:59:65:fa:da:fa:e8:00 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=dierckeschule.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:05:eb:41:9a:16:03:4c:0d:9d:b3:59:65:fa:da:fa:e8:00
Serial Number (int): 263350978833425811186479462717753818540032
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 8a:0d:18:57:b7:79:9f:c2:28:96:79:59:35:6d:fd:06:af:c4:58:83
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 7e:82:7c:f5:4f:68:53:64:94:0c:2f:0c:42:fa:f5:fa:06:47:be:7e
Fingerprint (sha256): b8:42:d3:5c:ae:e0:04:0e:f0:8d:ab:11:13:6f:82:dc:c2:b6:4f:ea:e9:89:94:51:18:78:b7:4f:26:58:88:b1

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 dierckeschule.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for dierckeschule.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

dierckeschule.de
www.dierckeschule.de

Other certificates including the domain name dierckeschule.de

(limited to 100 certificates)
dierckeschule.de
dierckeschule.de
www.dierckeschule.de
dierckeschule.de
dierckeschule.de
dierckeschule.de
dierckeschule.de
www.dierckeschule.de
zimbra.dierckeschule.de
zimbra.dierckeschule.de
www.dierckeschule.de
zimbra.dierckeschule.de
www.dierckeschule.de
www.dierckeschule.de
zimbra.dierckeschule.de
cloud.dierckeschule.de
dierckeschule.de
dierckeschule.de
dierckeschule.de
www.dierckeschule.de
www.dierckeschule.de
www.dierckeschule.de
www.dierckeschule.de
www.dierckeschule.de
dierckeschule.de
dierckeschule.de

Certificate

The complete raw certificate details for dierckeschule.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArr1FxEbvcf6OiZC7oEHC
OdRZ3GTFFYwGo2O1QeMASPsexYbNYbSxXI91mC68QwWLhwSIxwJu/WKmsajrhkqr
iEoH5EUFFSq18XO9X1TrpMvPeOsyDIRVjq5cmPXPV2OtJt/gfrf6kb9wpp98zNRX
9JmDz1hFL3KNr8FgQBe1VSQuZKIOY8lfF3vNZDjYbL+7VsFlU03fQLHEoX5daWVR
KHea1VRyAQSf/hypbc5eOvz/wOvWrIVCt0ay5YWwgM8ZQEECKFq48y63FK/bv002
E1nh85oe7kdlmgZCWE5hSmcQU7wwYyhxNyqI6EMp1Ww3yLpCmD/jIrOUTMtab2Zu
jQIDAQAB
-----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 263350978833425811186479462717753818540032
 . . . . . . . . [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 2018-12-23 02:42:57 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-03-23 02:42:57 +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 'dierckeschule.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 22058798825360701348111890063248353980797808360314308150864955194038226207565044794909069533061750089463247245770073979662081347900534802518723323530204889958124587148486301441743903696284831435949335034628525454105441844410613477137795755370561220667510449281044344236882888286521375985329816488014822347531459957114962765272127196964726594625481942174702704751890944023199983245435349677032856881623922903721829125744734783500632919344562558109713153607870254489996905093866647328096150097451807800190280872636702198655216122208487782264708703474394823284432204436799214814424358635248017333958189834801999715397261
 . . . . . . . . . . . . . . . . . . . . [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)
							8a0d1857b7799fc228967959356dfd06afc45883
 . . . . . . . . . . . . . . . . [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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dierckeschule.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.dierckeschule.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 (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)
							00f000750063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000167d928a022000004030046304402201fbb888de7c2a9f7cc1ed1282ac7308dc1f7b85a22e6c21d419aa51feea56cb50220455cf00ccec798c99645a47e09d0d41d5243aeca90c1db01a2b0edfb2961651c007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe00000167d928a1cb0000040300483046022100aa373c6f0fde37e1204213284683c0a799bf84a0f2aa006622b0b13a1cb49159022100904ea48351b24711700d09b3a6a981a62248c166bd262e3e69be8b584a8d501b
 . . . . [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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