webmail.kjg-fulda.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:41:03:6f:99:fd:4e:03:81:e8:f8:14:47:f1:9b:78:8f:e8 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=webmail.kjg-fulda.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:41:03:6f:99:fd:4e:03:81:e8:f8:14:47:f1:9b:78:8f:e8
Serial Number (int): 283459778797357930724317299238489237786600
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 6b:d8:46:b4:94:08:64:bb:70:c1:5f:21:1a:24:4e:a5:a6:86:a9:73
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): da:14:7f:1d:4c:4c:6d:eb:f5:7f:a1:f5:2b:a0:ac:77:8a:4a:28:75
Fingerprint (sha256): 9d:3a:c8:22:04:4b:c2:1d:45:f4:6c:ae:1f:22:c5:d0:1c:f9:d1:37:7e:7f:c5:25:fe:08:b6:41:69:1e:4c:d4

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 webmail.kjg-fulda.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for webmail.kjg-fulda.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

webmail.kjg-fulda.de

Other certificates including the domain name kjg-fulda.de

(limited to 100 certificates)

Certificate

The complete raw certificate details for webmail.kjg-fulda.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAwM5ly/qx0GVMjMN2cmyt
iItOvVkN10rXe+d72ZECLGx9QHCF8W4NKb1jPTbEPlhG30N7G9QtEy2QRjMVSzMY
cQdVLYLibaz7s98o23dF/X2HSMMmpz1WcCsABp96HsVi7HTpf21q0DGUQoEIIbOU
cBhJ/gaSxFAlQrrV9Lq2Ctu0jmgqWq2KaQj7Jkqb0ElY+Jkvp4PJX4+70tgldadK
xJTD2/xS3yVbkFbI6lFmGGIW5tqSoVy4khk1kHJqt/4UsDsxLj5d8iapHsYJv2Do
jSamRAyR9ZWlPeOrq6pvcAnwPCwb1FJEELG7N4KlIXiJ+3gNGFMuU+wI2DL3FRpa
uA5rvC1ZvT+650D1T45n5crAn9zGGIYuLrXfr9SJPhXb673c+HPytB6ZxpnGicHh
nOggUByehxiiz+udUPCqpWOElD4pZ6hM8DYDofwjCAKTaN2xicahNWPam+A4XpNg
42yWvQdSI5gQbM/EwQBSeGJYX7cCu2dPSkh7eaoDcvqslN9AlQdQXOkyZ7xsAhzB
TF3HDE82YqILBtNcIgzsHPL7E8yVJ8pl3rUnBWdmI9fVsMWjIi/pOo6RUTto1xkO
aVHkqca5akmYBqEU/Rh2muc0HreJujL2MZ+XFL4XSRgmkjrVDxPhsqxUFum9p6qW
1etUuXVmJGk8Jdj2wnaVS8UCAwEAAQ==
-----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 283459778797357930724317299238489237786600
 . . . . . . . . [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 2016-08-24 19:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-11-22 19:00:00 +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 'webmail.kjg-fulda.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 786580836539876615526631560631887950945874879829240702618092772137005542786227287053851270977807755050943205131368649800322184054258156676910918021850651827240392870587596506880092830793227947544817587497992787627221680789771894384558850804840312299037496294276466231151912805057696269595492097000241377889580675449611635335096956330907781782380915509632659271929471848540177562085926870630756963493877981736416381960223776989432727531331306619466870507024863509764207159188673274919060433012472145469684952615705927497211163443624315412555089495958183163359377174209603533795419125513336875763945291576784682643931976956545441913829731212199295196340186137772159697194260678183503975030550241653964725125198487763025333832775261587584450495604643482969215021165163028028161818037077416656273639515290850428542116467996501989320201445121764156603482061663482394803266028396521695893395862403265043298115565509766292646559929203033298452464200074622159192065623473121263248348642936717192209064043295934504593027694373391972331319397868800325228270262580402195007740073478681117168311551153097383402499141722610627850104467844512969498994044734920925743845884521226964558385426552795898922953665203408638848043681109734039807858133957
 . . . . . . . . . . . . . . . . . . . . [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)
							6bd846b4940864bb70c15f211a244ea5a686a973
 . . . . . . . . . . . . . . . . [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-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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.kjg-fulda.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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