webmail.benjaminlindner.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:36:dc:9e:83:93:a2:c3:a0:a5:d6:b4:10:c6:09:50:79:cb 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=webmail.benjaminlindner.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:36:dc:9e:83:93:a2:c3:a0:a5:d6:b4:10:c6:09:50:79:cb
Serial Number (int): 280005358819680318000427459638126504344011
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c4:96:d6:23:44:68:a8:8b:ea:c7:92:b9:b4:3c:2d:03:4c:84:02:a9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): eb:01:55:8f:a9:c8:f7:7e:5c:0c:72:7b:c5:9a:6d:66:97:d3:ff:9d
Fingerprint (sha256): de:e9:c5:8f:53:bf:2c:7d:db:56:8a:09:f9:3e:59:d4:dd:31:4c:a0:78:ca:1a:cb:22:55:28:53:66:dd:71:4f

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.benjaminlindner.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for webmail.benjaminlindner.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.benjaminlindner.de
www.webmail.benjaminlindner.de

Other certificates including the domain name benjaminlindner.de

(limited to 100 certificates)

Certificate

The complete raw certificate details for webmail.benjaminlindner.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 280005358819680318000427459638126504344011
 . . . . . . . . [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 2018-02-27 02:00:54 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-05-28 02:00:54 +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.benjaminlindner.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 860480866728743011579029824072150141569441944629427380503980184079543498710511011300486089810232017834073336510954446574923193346908292940903231695221630006261708372194771523639560481747542665995783410206269734573596947408501506369721885779188517512998484926889164138936535580822168116923895682127453786905203854696007591236957567662959921216234152863589591283683039478807991549672271237468503583223879467907046531826851192481955662615133076109826868299480167113275751463705184844320832156933560297638606425587977516804606375926409942295686408202172545887646441992506286707200917054365297984546961385412471100902398221551443472488427455467519417446541247908989423746469899458172033913443974282134005616787718603683033757584085626718389274046678222934845510310614365452983524303363457116855985790175246373161099258383668772042335260861733960125098026692605098196273858575786592999224458269407453693547636257089847311688071893950722758332311258521624666390949467040107619004384502521008131925701043297230518724295532402021185995628296539690439060519691940634030700297176458797100751355356948981450425525938647655358476718653386293781856927949528380345085884040965376410439421254132054539421020389119492723163716306441618856641641995033
 . . . . . . . . . . . . . . . . . . . . [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)
							c496d6234468a88beac792b9b43c2d034c8402a9
 . . . . . . . . . . . . . . . . [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 (62 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.benjaminlindner.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.webmail.benjaminlindner.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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