webmail.kjg-fulda.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:e8:3d:b3:6d:45:29:2f:b8:12:00:66:0c:a4:de:da:93:db 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:e8:3d:b3:6d:45:29:2f:b8:12:00:66:0c:a4:de:da:93:db
Serial Number (int): 340364381466081157651447262126573461607387
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: eb:fd:92:60:ba:70:95:99:25:a2:58:de:60:76:b6:68:ac:97:56:30
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 2a:31:33:b2:2a:39:6c:06:75:96:d7:33:d8:97:dd:98:e6:eb:dd:a6
Fingerprint (sha256): 68:08:20:19:c4:e6:39:96:33:aa:bd:21:21:07:0c:ef:8d:b8:1f:2e:c6:5b:98:fd:df:22:91:0c:fd:5d:5e:50

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-----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-----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 340364381466081157651447262126573461607387
 . . . . . . . . [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 2016-09-13 09:36:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-12-12 09:36:00 +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 780083290579390813896797838266901106922215181172581046703722509043757670635011736056163992701939965378325189906610385641482659797005608922331811553411428272532197688845465324310799837851902337774941154135791994488199736208857022984324208102426314013300652284298146231130017655299691328801697935954759308775619758059130555968502704865859908827139377734052826077525107289192335801156661922507063582017984081535302169793459300616098429091629840661161919616465655811453449339407480065408610318851868569018037491737620187123456696626639537186280413357362850389283598759197318400470230531124986453394424035882618209964022702101961820308271097515219243614446790253283247557298783552827718722731448390616492882621118196270022820629288772662959378433173518111036302607738362119631481981232308531617505099456490472263524121597926958164744321854330549461504474810827437387520626429047205655641216023732782995169013370860105990638015114993661789619756984660526872762376140919329314947922592311759226750294706723749488169938980504682219364340065464793478086443175078575064962830477730308681061929790271265610125355686700970638729544883208819897226992793476734742555426190697027848130194355453303800967354585580809848088125986054381651636199781743
 . . . . . . . . . . . . . . . . . . . . [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)
							ebfd9260ba70959925a258de6076b668ac975630
 . . . . . . . . . . . . . . . . [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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