DV SSL/TLS Certificate for www.mailingdruck24.de

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the www.mailingdruck24.de DV SSL/TLS Certificate

This certificate with serial number 06:cf:4c:b8:1c:4d:92:c4:73:a1:35:8a:2e:4c:44:9f:52:00 for www.mailingdruck24.de was issued on by Let's Encrypt.

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.mailingdruck24.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:cf:4c:b8:1c:4d:92:c4:73:a1:35:8a:2e:4c:44:9f:52:00
Serial Number (int): 593214142827550825554071895686868193202688
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 09:12:f7:51:78:7f:3c:ad:08:06:0d:4e:5d:ca:db:5b:fe:d4:e7:fe
Authority Key Identifier: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (SHA-1): 8b:06:b3:f4:7c:b3:6e:98:b5:c3:68:51:61:b3:7f:98:e7:5c:b4:da
Fingerprint (SHA-256): 27:3a:74:b7:6e:93:d9:7f:d2:7b:9a:16:80:81:19:eb:e7:bc:6c:6d:db:d8:af:e0:83:d6:5b:54:e9:17:45:2c

Issuing Certificate URL: http://r11.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/1.crl

Check the revocation status for certificate www.mailingdruck24.de
1
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for www.mailingdruck24.de

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

Subject Alternative Names

www.mailingdruck24.de

X.509 Certificate

The complete raw X.509 certificate details for www.mailingdruck24.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 593214142827550825554071895686868193202688
 . . . . . . . . [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 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-07-04 21:08:53 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-10-02 21:08:52 +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.mailingdruck24.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 843171977655413955343055195006569675112117641988490554820338973665526034140662959607124453552548216177346483496655166069638482295057974223499863923649624411249812182913512026603991756765136791900203772898496966788431767804926300896444893269638738060567877368174918195728365724146735707169240563739188877480761792841291527815846783185465258864114689002977711886084995409046547803748598255347975022949268925970463707988644502609651236652104724387407329443425811740533633547756776916617789807632154513787587125252944911745130811752874667616661045126230455989200732670811046897845016017851737657862091570308089795607706800207248826235418149829722970120261182058571569626244308493272608789171185221073444501668212393076670239243340556403374331225492155251506180216761097308344911563769515458896637457572252053334924724846680292446556257187658903564643721082526395249580010688092351182919991292960247682893738884555836454043264042377707204170633336307834430773483303693203250388785636025208511511771018175134684347322881258517269352594757022036727778296031329568009481417672879129268319793207859568545415732713215050722668207446997661184886636599463973845625189621018136392876224246359794319740895018125039865863513918834485925323092015587
 . . . . . . . . . . . . . . . . . . . . [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)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:9|false] REAL [247 81 120 127 60 173 8 6 13 78 93 202 219 91 254 212 231 254]
 . . . . . . . . . . . . . . . . [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 c5cf46a4eaf4c3c07a6c95c42db05e922f26e3b9
 . . . . . . . . . . . . . . . . [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://r11.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 (25 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.mailingdruck24.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 (38 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://r11.c.lencr.org/1.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db000000197d77adeee0000040300483046022100e21e87e9532815561ed74b8d31e98555259a6857310a80ef84c0b32e7001f0e7022100d8d31827e967dd0d294c7487a2aafe0dffaf85923c15694d79f20c8d8b9e47780076000de1f2302bd30dc140621209ea552efc47747cb1d7e930ef0e421eb47e4eaa3400000197d77aded4000004030047304502202b8c6e75c4e1bc519ef85f96bfe44999361a31bbfc534775de31efbdc667bb63022100efab34348d3e5d53c9f4a38366e9d36e0e4f96c6c3e05c55b7559f704b67fad2
 . . . . [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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