zimbra.dierckeschule.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:cf:f5:54:1d:4d:2d:4c:05:e2:ad:d0:e9:8a:23:bb:ee:63 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=zimbra.dierckeschule.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:cf:f5:54:1d:4d:2d:4c:05:e2:ad:d0:e9:8a:23:bb:ee:63
Serial Number (int): 332101405354122888942266840408867225726563
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: cf:15:fc:ef:86:1c:51:a7:77:f2:f9:52:d7:14:34:11:92:9f:cd:9b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): f4:f3:ce:b0:10:34:7a:15:7c:a8:92:22:e2:5b:85:44:a0:d8:5e:d8
Fingerprint (sha256): 8c:c6:d6:c4:ad:cd:b0:2b:34:29:a0:89:0b:c2:8f:5c:4c:18:41:4d:c3:6e:2e:04:44:23:34:07:74:46:e0:21

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 zimbra.dierckeschule.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for zimbra.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

zimbra.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 zimbra.dierckeschule.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5inB1CXX2OcWkyIHlgLK
5L5wD1f5hfkUVwVS1NGX/hDab1It8KppVYOF+9z82SxkyU2p1OXom/PF/l94Eb7S
2z0+IKnEsrT00DmpBG2O4KMH1pPNRNOsiEAIJibxehPcjyu+flyuL4y66UaaUuwE
CzOucUN594lOT7upxqcxLw3Uj3VWf8DX3u6LYZFB1FQGxFY8PESWyrWmYtWPwaZx
QW8slMuH3z88gDmXDN8U1Tg5s54G+X7Cqui23+1CDN2jAPWB/uPOuS1SBF8wow2+
EWviPZQO0A7j8tS8aKcwKH7pjxclaFKR18Px5XpOmL/+075YpCYfxsrGkr83074o
fwIDAQAB
-----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 332101405354122888942266840408867225726563
 . . . . . . . . [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 2018-09-30 21:50:01 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-12-29 21:50:01 +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 'zimbra.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 29055401357033779069811422385689731604222323802758416730118652406644126799130496334690135833559303638020383232215623556243031413411793038859175067487292966875798838199006574383507208200766094373455443555508845929100341622883000388558940995259518832829609386735518497823486476238631775788207235184039872645403659258719992332458433497670625459992084626360301101790884703837984978816291185917680971698715368648594968329623867567465223080642234782658235045867754879655342996703318803941249381087973083799442736745891903624184952159722636554038978052721959600037895852855099861769305821552553269963990188424042934167283839
 . . . . . . . . . . . . . . . . . . . . [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)
							cf15fcef861c51a777f2f952d7143411929fcd9b
 . . . . . . . . . . . . . . . . [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 (27 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'zimbra.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 (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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500c1164ae0a772d2d4392dc80ac10770d4f0c49bde991a4840c1fa075164f63360000001662cac9d84000004030046304402201da245ad5a26037e7126f867ee74deb49cae56b7f8c88a65c60370f55307ebf902206b7c0051b7b86c09bb2ef738616869cbdb689f450c73ec7b31616bf2e51c17d5007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f478000001662cac9d940000040300473045022100c4361947c9a2c171e3ac294931bb9ad163554d6355effe2862c2bcbc01b0359a02202f381468f0e7b24b0e54481fbd4e62d05367bfba0896c277f147189f2a0b2cf5
 . . . . [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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