accudo.de

Issued by R3

About this certificate

This digital certificate with serial number 03:9b:53:a5:e9:23:d9:9e:b6:b1:23:ad:fe:87:7d:0c:a4:83 was issued on by Let's Encrypt.

With 3 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=accudo.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:9b:53:a5:e9:23:d9:9e:b6:b1:23:ad:fe:87:7d:0c:a4:83
Serial Number (int): 314191812049299781499692022338368308028547
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 35:3c:73:ab:be:47:7e:89:e5:f8:c5:0a:58:3e:6f:e2:0a:87:22:bd
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 7e:0e:76:bb:ae:56:2d:40:ff:9f:c4:8c:76:93:9e:43:f7:37:5a:14
Fingerprint (sha256): 4c:98:6c:5f:4f:67:5e:32:41:f8:03:25:78:cd:cf:a1:9d:37:4f:e0:59:93:e1:16:6f:1f:f7:e3:14:83:ab:f3

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate accudo.de

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for accudo.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

accudo.de
webmail.accudo.de
www.accudo.de

Other certificates including the domain name accudo.de

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAq/cM8vIe/kBCHhllf4Xt
NDJK8i6MbeVcW6uKtpQs70lLcFoZxOvfJD0Vf1Yjq/lNhoxCJskBwqQBq86cWmXi
Lacb1poHQHGIDusE0DgN1S0HeqCzvKRtoaujNNpe9rCtG7W/geiJt0wYqBji+hAc
iGjJqY81Pkz5C6Swrkxz2qplxvjpY7p4LT0r+Hi75Eq2YxMkBo60wB9HPUuZAZjf
tUuRhjgrdHg0vEQGb1edNYTMbHlXvno46mdnH/4mGiIYbVXKyEp+lV8iRDbConGV
m2P0TFcRWR8mcooYxXLY5nCxpG0GdgbffynR7kcGXS1hELj97tbenmfD0w5x3la3
LQIDAQAB
-----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 314191812049299781499692022338368308028547
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-08-12 02:31:43 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-10 02:31:42 +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 'accudo.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 21708575331695799292405243907393747823858641605963580713533181699271598183964219909736519046426384636720072830805132398209297463317801253758888965129334313790182918451254546303579388957073922333992763709436409396486562113726458122768304388337802460041479857555640647031856673132059865771687089546622349833032350716067666610371221709547252362201819614715440478783319020173910115910850507305138326659523747268322915119661862220713591078051262676407014162093694656424710084791570370798904024692639650359913084301606735257225634093882082013815837654751670309826636160557924664566664972276141039429587900236369816513328941
 . . . . . . . . . . . . . . . . . . . . [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)
							353c73abbe477e89e5f8c50a583e6fe20a8722bd
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (47 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'accudo.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.accudo.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.accudo.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000189e7ccc4e800000403004830460221008c5ebc67787fdcda14306c5224c5135b0e13c62612358f9460992b16403d9782022100c8d5ac2dcd311246342e98285b933502573a992cde30ab6b3cc1f0772029400a007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e00000189e7ccc4e300000403004730450220785ec122c414e1b883936c1957b1401dc9fa0ad40a71d0a2e4e6569e15da7daf02210092060149a2337567a1eb6db2a04243917ad1f8f0da6574e3ce3717dd05c6049e
 . . . . [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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