trck.lekker.de

Issued by R3

About this certificate

This digital certificate with serial number 04:b0:49:48:7d:68:9b:c4:97:90:d0:3f:68:d9:17:27:9c:34 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=trck.lekker.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:b0:49:48:7d:68:9b:c4:97:90:d0:3f:68:d9:17:27:9c:34
Serial Number (int): 408436250337781406722034683973059217955892
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 6b:8e:f4:d0:de:2e:d1:cf:49:c5:4f:53:10:99:7a:30:04:2a:2a:f8
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): eb:8e:99:2f:a5:d7:1b:d8:38:87:7a:9a:4f:c4:1d:09:d2:7a:de:84
Fingerprint (sha256): 9a:4f:17:fb:54:96:16:3f:89:3d:0b:2a:4c:ce:b3:9e:dc:4d:a6:75:1d:be:81:27:94:63:31:0c:9f:8b:5e:54

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

Revocation information

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

Check the revocation status for certificate trck.lekker.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for trck.lekker.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

trck.lekker.de

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energie.lekker.de
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trck.lekker.de
repo.lekker.de
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*.lekker.de
ccp.test.lekker.de
lekker.de
lekker.de
repo.lekker.de
*.lekker.de
lekker.de
trck.lekker.de
ccp.lekker.de
cpp.test.lekker.de
trck.lekker.de
*.dekkel-online.lekker.de
energie.lekker.de
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trck.lekker.de
*.lekker.de
lekkerenergie.de
energie.lekker.de
lekker.de
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Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA9b29hf6qmFa4767riDuG
cVwNlf7QzOzxsOg7e5mIM83eCYUJAMEyZX7LM7M1Xs2Yy65YUBqmv3JVwjsvM5m7
cxEdhiQWYEjapt+S8o+vtxjd3jz+NFe/JTafQw+CKwE6F3oCVsrPZpEuMBBx+rDf
eIfbgbzHcvJxT3oR/6AL4KOvsROPvcMMj9cICSk+TbnayBsHHxZkfQ4PwCPex38M
6C4//5dMcZ+Gqq679Z0aaitNY5xCt+KtcYCs38v0WBEdwPiYLBQVdjfkbaGDzbS3
2FRrsZ2azVZAOTv504hZSynEVp1XpCvLsasyK/V5++rsBFMwRCEKVe1B0zHgsrOu
NwIDAQAB
-----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 408436250337781406722034683973059217955892
 . . . . . . . . [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 2023-10-20 15:15:28 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-18 15:15:27 +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 'trck.lekker.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 31021949158554636160974462132758643895546784641592645768492709468611402390085174515458488382429031262573971204102606087757589837795122483448838621606644728535380194430828297154379779559063278316769609306011907689272777942833261533589958905520296707541631259129652574319932785623333971954076017424459287084401348874888535878069797026171930834938640454854003843138270409615016188867085746570519367506806833526343837485780355300303729882104353064624473334525096789794840427200895541796539520246875199404165932328760109656508657744349651810342728382808395534250192547532096588003709842586422313787576682767640435736423991
 . . . . . . . . . . . . . . . . . . . . [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)
							6b8ef4d0de2ed1cf49c54f5310997a30042a2af8
 . . . . . . . . . . . . . . . . [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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'trck.lekker.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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007500dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b4ddecad0000004030046304402204a9738308b189573f7aee90d35b3afc8f4c20bc713683e2dc45b6621c01f9f74022005fb4d989926656714580f092f9993b9d51f89c9f78809290040e7475b49d19f007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018b4ddecac00000040300463044022053a702648abca99bf66208ecff9fb79247292f2a60b57d1a2a3fc7ff549f735a0220678dbf277585827608e8b0cf5d901a35064aef366bb410fc4ffce1d03b8a2292
 . . . . [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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