netclue.de

Issued by R3

About this certificate

This digital certificate with serial number 04:09:fa:0a:56:2a:a7:52:a0:1f:24:f8:45:9b:3d:dc:ca:02 was issued on by Let's Encrypt.

With 7 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:
  • 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=netclue.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:09:fa:0a:56:2a:a7:52:a0:1f:24:f8:45:9b:3d:dc:ca:02
Serial Number (int): 351844045698910839698521488492652641700354
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 80:bd:35:bf:53:43:42:fb:49:99:c2:c1:eb:f2:6f:09:81:dd:87:f4
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 76:83:bd:42:09:f7:07:03:67:10:38:dd:a8:f2:47:6b:08:e1:03:e3
Fingerprint (sha256): ef:df:52:f0:50:2d:49:19:e7:3a:df:1a:04:b8:fe:9c:62:ec:90:5c:53:fc:20:71:79:97:dc:2d:d2:a6:e8:07

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

Revocation information

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

Check the revocation status for certificate netclue.de

7

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for netclue.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

netclue.de
stats.netclue.de
techclue.de
unfug.org
www.netclue.de
www.techclue.de
www.unfug.org

Other certificates including the domain name netclue.de

(limited to 100 certificates)
netclue.de
netclue.de
www.netclue.de
mail.netclue.de
mail.netclue.de
netclue.de
netclue.de
netclue.de
netclue.de
netclue.de
mail.netclue.de
share.netclue.de
netclue.de
netclue.de
mail.netclue.de
www.netclue.de
mail.netclue.de
netclue.de
www.netclue.de
mail.netclue.de
netclue.de

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqk7LPu05yf0jihrobVtM
MWu2m0ZZVuNsKsc6DRoRTg+AmSn/VZKEOnEuxGj2w3Y2S5FKtc5NovNL5RiiBD9U
wvzg1zVLZA1f0lmP/bqj8f5Pz+1z+qW8sA5OhCQprYyklVSzCNhlMpGURp2U3pPg
i2ZAUBzzet1a6sBR4QYPzAYbN+obi58lsRjO4DeI4WrW7XyUIGg6qJxuIOnv0H5n
M+nKrEMGlAb2Uo4gWLmOdl1T2RJa/N5OtbAxATqREpgsPawq115fUciRSkpyflNk
KU7oNQIoM4fS9TgMWPMFV0Wm+n/3zTKsyyzO73h9alKX6sexyEPaKHvOqLtkyTT3
RwIDAQAB
-----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 351844045698910839698521488492652641700354
 . . . . . . . . [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 2023-10-30 01:42:08 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-28 01:42:07 +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 'netclue.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 21499366578723441564021595003414811507084598675839645319489487510398854586968372756015075729518747066330890269338154409308947693140320898837507619133272139288473643649629781640506388041312406505660131894514075079469865220499182219531504017813964269745072092786583186656881164100763736331195829582124549250182350627348627681977995106433378067691774534116544636773722255405916313524879520788168836766422967454107995084735745603170265053633222813436207311824280165910917045702325549680585294260346981267079135138070727447085282914092459627306734187992749950186466045793742365825189818762001637944415557439896599771019079
 . . . . . . . . . . . . . . . . . . . . [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)
							80bd35bf534342fb4999c2c1ebf26f0981dd87f4
 . . . . . . . . . . . . . . . . [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 (104 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'netclue.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'stats.netclue.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'techclue.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'unfug.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.netclue.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.techclue.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.unfug.org'
 . . . . . . . . . . . . . . . . [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)
							00f1007700dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b7e75c2dc0000040300483046022100dff9560bc5c9839ec24217f67bc6c60bca4a11878eb7d68297b04acea8a93286022100af979a26e3d241b6a997d1587415e92ba7ad4dd29868c6cfde9e0fc3d9ef62bb0076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018b7e75c3030000040300473045022100aa9a2df15de4168a1508d034e4899fc6959b5660b5561869c058203748a5eecc0220325291bc8844c59400175de82a26e363bee20a3a7d9ef1c7f0a6f30e8b70db6c
 . . . . [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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