DV SSL/TLS Certificate for wschuster.de

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the wschuster.de DV SSL/TLS Certificate

This certificate with serial number 06:2f:4e:22:4d:08:2d:7f:ac:29:1e:af:b5:28:75:1e:94:ca for wschuster.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 wschuster.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): 06:2f:4e:22:4d:08:2d:7f:ac:29:1e:af:b5:28:75:1e:94:ca
Serial Number (int): 538770844720003447238067222228479141385418
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: be:63:f7:17:43:37:ca:13:93:69:9d:a3:5f:ab:13:e3:7c:7f:b2:74
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): 38:f2:f4:75:3d:fe:e4:8d:33:74:52:00:50:81:7a:65:e8:a9:1c:32
Fingerprint (SHA-256): 87:12:0e:0c:2b:2b:bf:9b:6f:93:29:a0:d0:4a:93:d5:e1:2d:03:30:da:74:90:ed:f9:cb:66:a5:b3:99:7a:91

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

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/75.crl

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

Advanced Certificate Properties

Technical details of the X.509 certificate for wschuster.de

Public Key Algorithm
RSA
Key Size
2048
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 wschuster.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoTSfCi4/UdmhOGqNC/kt
mKs2cDzH39KeKMKi1ne0IwDzG/YHOuiqopfjEd4MDv4PwYYVfTAeN8lzteR/Tk/L
QcsnaIphrAAWWynwMw7HQUeTiWXRENB/2NEG9vcCbBUYu3/HyXuCpQe6YAlfBCQ7
46cGHGY7IYOBpZx56kAiatkB0hZP7eCjbjRHvYWyWRI78q/F7By83cSAITW47tug
kIOHY0kTrAld5zoEx6pGtVXRapEWRzWqjXHvuJiYeXB8kP6EGftjd0Ni6psUE7bB
GIiTEyM9yP6N4WElVGYq5ZooZ0Lnbv5Cnw+Lc9uZRx0yK5L3xCBcItdqmSo8bDf6
4QIDAQAB
-----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 538770844720003447238067222228479141385418
 . . . . . . . . [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 2025-05-30 20:23:35 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-28 20:23:34 +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 'wschuster.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 20350315604577937184255954749392516075396879709874240723018276854453751799548898325237333584265915776268107354335419809886399995425969641075303342431790316052685405005574440117021398663153694304784126177819702218789997563261904749196125219487630933946139230142785381554741822519734329324667971561270735954017886238341356582917550250539959952220643568628609044600885193206797534019873973252318321023684183676823446411225746145293981779398185516054012145643976230886625338440925487935250952988922579716616773574200804221505233203261073452778969442877641112295603368851551891568779527448781657639325644270710818751380193
 . . . . . . . . . . . . . . . . . . . . [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)
							be63f7174337ca1393699da35fab13e37c7fb274
 . . . . . . . . . . . . . . . . [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 (34 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'wschuster.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.wschuster.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 (39 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/75.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500ed3c4bd6e806c2a4a20057dbcb24e23801df512fedc486c5700f20ddb73e3fe0000001972312d378000004030046304402206ffc314292c1f3460e4de4644608fc63c043171a68cc7fd5db1086af01ce8bb302203dfa37e11f3cb81b5b3cd17ce8d5724496efcf7b2fa4f8be58695afad3d25ee000760012f14e34bd53724c840619c38f3f7a13f8e7b56287889c6d300584ebe586263a000001972312db4f0000040300473045022100cd9301ebe72085406a56c84acd3e5056e8e5eeb127dd76c768ba057dca18812002203a206b3f65439e438c548300da485e722d3d71334871fab3673c33cc08e769f9
 . . . . [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)
		00af4626ba8f8fa67e4ea91ce89b90a23929248c6e37f668a3cf234888f6cd229a849a618e66a9a3676b0848544d50e32565ddd99f52a78c9ab526b93b401e2b6d9e36ae3edd35cb65c955025c2862149e7f712d56df7cd2c63b96daac311a4e0ee1f3ff90db5898267b04551f30842b45c6c36ffd35ed0a6e8abf99edf53e647766a2fbb5fb3c43818a61bef143c082544368d26f81b3c1ca75374990c04ba2b651a01092c563a05d983276980d75c9d766aee47970f882fc85f32f3a64c1f40131ce81971232bcb5e19f3386f77fce0abaab2ea51e4e42752f04e229af2e1d11dd15bdf8b2779e8badabc45b5325c7d54f662cea517eb1871df30e59dc4ee26b