DV SSL/TLS Certificate for www.schlittermann.de

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the www.schlittermann.de DV SSL/TLS Certificate

This certificate with serial number 06:3a:5b:87:73:9b:7e:a2:c9:8b:b8:3b:33:bc:df:1e:0f:76 for www.schlittermann.de was issued on by Let's Encrypt.

With 2 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for www.schlittermann.de provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 06:3a:5b:87:73:9b:7e:a2:c9:8b:b8:3b:33:bc:df:1e:0f:76
Serial Number (int): 542531755924464901825429596179504530591606
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 74:69:09:c1:0e:05:98:3c:55:36:82:62:48:b3:5f:43:c1:76:94:2f
Authority Key Identifier: bb:bc:c3:47:a5:e4:bc:a9:c6:c3:a4:72:0c:10:8d:a2:35:e1:c8:e8

Fingerprint (SHA-1): ab:35:93:16:7d:54:43:08:d5:a9:d4:9b:4b:a8:19:05:c1:d6:1e:9a
Fingerprint (SHA-256): 8e:07:88:f9:04:c1:ed:03:2c:b0:b6:ec:06:7b:3f:38:f9:33:de:18:72:ad:7d:2e:b0:15:ea:25:84:f6:5d:a6

Issuing Certificate URL: http://r10.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/119.crl

Check the revocation status for certificate www.schlittermann.de
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for www.schlittermann.de

Public Key Algorithm
RSA
Key Size
4096
Signature Algorithm
SHA256 with RSA
Key Usage
Key Encipherment
Digital Signature
Extended Key Usages
Server Authentication
Client Authentication
Extensions
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for www.schlittermann.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 542531755924464901825429596179504530591606
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R10'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-05-13 07:53:16 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-11 07:53:15 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'www.schlittermann.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
 . . . . . . . . . . . . . . . . [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 742270800964296578181613506654954301913384257504513620502853665567640716600757315291642693030445210879455246238034216702375455921712504977391179098082388188180445864938495216609408705742690899088579919221293684379468849627266269522220587166006644391173600715063447829285787426049009108007067141890382133048812414329637006871454760261428025335550104583920066922192883039801054920862659571039067541610613052075137019087444408747198698041986562610900717813581638704752133800714262571640253238412456509423629093041916972644875386497825719412846697107439847246585721270529850175681224088372795691822312172930688959281402558059479405429594604001147708021823199799773999341633523980174302042325490652878630193389206602721921176169825863057598648550330760403869077469177535954395767764328021697749153892597826654946305495676718009934444807294610529101022821884931043947513758142844787427890451171151981843393692236993175563228024070599898735100658468514669291556204919446190069049499885878252088456530424047897648114676950956959557437638851598488799805292953758954686020531585606371125274300955571737607896209272131681597097238932680696364175402658156782997376196603235583352485143911900216161599837657233012291402519811380349050610054379293
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							746909c10e05983c5536826248b35f43c176942f
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName bbbcc347a5e4bca9c6c3a4720c108da235e1c8e8
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'schlittermann.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.schlittermann.de'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.c.lencr.org/119.crl'
 . . . . . . . . . . . . . . . . [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)
							00ee007500ed3c4bd6e806c2a4a20057dbcb24e23801df512fedc486c5700f20ddb73e3fe000000196c8d7c963000004030046304402207072d7c4c7bb556c60f5e0c6709735c1a955261d57bc4c4ec82ea3c409bc720f022071b48c998353ca748100220893f9c45c0eaa05f9ab92a1feb90c4cc8d1726c68007500ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db000000196c8d7d1430000040300463044022039164d9cdeaf18ea4b2045aabf6951db0eb1690b4b9a33d03d6336c65ebbcd520220577c104f11e70439fb6903ce140df3aba0626c7edc7f559882fefdad67cb236f
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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