markgraph.de

Issued by R3

About this certificate

This digital certificate with serial number 03:0c:f3:24:71:e2:14:4b:43:89:71:b6:48:90:98:24:98:8d 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=markgraph.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:0c:f3:24:71:e2:14:4b:43:89:71:b6:48:90:98:24:98:8d
Serial Number (int): 265743437833818773941771794317760457382029
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: e1:09:63:77:37:32:b8:0e:34:26:74:12:ca:11:00:4c:25:d0:55:72
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 67:9a:ed:6e:87:03:36:2a:fc:a6:58:c4:21:f2:98:ad:4b:e8:61:86
Fingerprint (sha256): cc:b9:6a:6b:c3:e6:09:05:5f:20:12:df:3a:7a:c0:c4:9f:02:fb:e8:b4:5a:0a:8b:e2:b0:5e:76:bb:c4:76:23

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

Revocation information

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

Check the revocation status for certificate markgraph.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for markgraph.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

markgraph.de

Other certificates including the domain name markgraph.de

(limited to 100 certificates)
www.markgraph.de
www.markgraph.de
markgraph.de
calendar.markgraph.de
markgraph.de
git.markgraph.de
www.markgraph.de
conaktiv.markgraph.de
*.markgraph.de
seafile.markgraph.de
www.markgraph.de
markgraph.de
srvconaktiv.markgraph.de
calendar.markgraph.de
www.markgraph.de
*.markgraph.de
calendar.markgraph.de
seafile.markgraph.de
www.markgraph.de
seafile.markgraph.de
www.markgraph.de
*.markgraph.de
git.markgraph.de
markgraph.de
markgraph.de
srvconaktiv.markgraph.de
git.markgraph.de
service.markgraph.de
seafile.markgraph.de
service.markgraph.de
preview.markgraph.de
mail.markgraph.de
seafile.markgraph.de
seafile.markgraph.de
*.markgraph.de
markgraph.de
calendar.markgraph.de
www.markgraph.de
mailin.markgraph.de
www.markgraph.de
www-old.markgraph.de
markgraph.de
www.markgraph.de
seafile.markgraph.de
special.markgraph.de
munki.markgraph.de
seafile.markgraph.de

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAy72MY6XIo687UPVMHequ
0J5sgfMC2cgkrM6+XDaDac3O2RwGrmwMoFkPOSdhCtuqTfv0oZjiFhbFsKPBOY8f
EH/KRi2VIRUjzTVZPwSweWItyRw3hXqkLR7oEFvmt1SMH+OTPl6tA0s49BG9q3K+
YPEGYZXtuSNle0AkLX0kRwOUGxjejIJPYqIbaeyAXicFEhJqs8DbnKWHr3cxZOoh
JkOUVEuFY+2gCb6NSilATZWA2mdomE8HFjnEnd+7DVztYlKswfTP2S6yki9kvtww
6jqtlW9d5HR73rB5tN87IBLL4KTKj8j1WzpB2vj4/Q1+sBb7d55CIrU9xdZsumBQ
iwIDAQAB
-----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 265743437833818773941771794317760457382029
 . . . . . . . . [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 2023-09-23 23:15:12 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-22 23:15:11 +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 'markgraph.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 25719845705598798348327879314990852289733374852999905362846467702973754144629919653414148085070404959787650211465446617251206975593726875861631435239776926684837865669698771012582175025587821558659411184817478827764631619652002508516622697241324146572520147821352179254981603522655035578994269427635619794338960935439210996956851248172295690864289778976066482362461652414379427224755173718622700243136863850343180024135246609497388553608029749344718607884813360623428741661784616712160465700154853742999846105010896701077336379906694916016282490076169640191598710451414010655435518030983153058780202825979537894953099
 . . . . . . . . . . . . . . . . . . . . [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)
							e10963773732b80e34267412ca11004c25d05572
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'markgraph.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)
							00f10077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018ac48a4b7e0000040300483046022100f719b3b0ddd37c221e4de318de2557c7e4a68438e7652661d1db6193eced2bd0022100bca05041df1dd27637bb4f77ae0e819955c52e4aec93d788dd8598a6018f2082007600adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018ac48a4c42000004030047304502204c4fdaa610692ef4f0356e76e991e33e0ce70d3879854a20ed65177c8e6e28b0022100e576ae176e5bfcc32ceeefcab09a721519f3ec7e4df22e072ea415ae23198e93
 . . . . [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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