link-test.mailer.stylebook.de

Issued by R3

About this certificate

This digital certificate with serial number 03:69:88:e8:e5:87:46:c0:c8:8a:13:d6:00:49:37:a5:4d:f8 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=link-test.mailer.stylebook.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:69:88:e8:e5:87:46:c0:c8:8a:13:d6:00:49:37:a5:4d:f8
Serial Number (int): 297248490597666705429374218532288574344696
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 18:b6:38:bf:18:ec:b9:01:ff:f0:18:f1:6e:1d:89:98:d8:f5:e9:65
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 96:8f:2d:68:05:2f:c1:23:4f:23:1f:b4:68:4d:ba:3a:c0:42:d6:4d
Fingerprint (sha256): 01:88:40:9a:87:cd:84:4f:f5:a0:2a:b3:02:80:d2:4a:12:6f:2b:f3:e9:7c:c9:30:5c:53:07:cc:78:6d:9e:ef

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

Revocation information

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

Check the revocation status for certificate link-test.mailer.stylebook.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for link-test.mailer.stylebook.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

link-test.mailer.stylebook.de

Other certificates including the domain name stylebook.de

(limited to 100 certificates)
ast.myhomebook.de
stylebook.de
data-e723f0d7d1.stylebook.de
*.email.stylebook.de
link-test.mailer.stylebook.de
image.stylebook.de
link.mailer.stylebook.de
tortuga.cloud
cmp.axelspringer.com
link.mailer.stylebook.de
m.stylebook.de
blogstars.stylebook.de
stage.stylebook.de
data-bb21a2f11b.stylebook.de
tortuga.cloud
stylebook.de
blogstars.stylebook.de
*.myhomebook.de
*.stylebook.de
stage.stylebook.de
m.purmail.stylebook.de
kmp.stylebook.de
*.email.stylebook.de
as.stylebook.de
data-ade1ea328b.stylebook.de
blogstars.stylebook.de
stage.stylebook.de
productstorybundles.stylebook.de
embed.contentverticals.de
m.stylebook.de
pur.stylebook.de
pur.stylebook.de
data-ade1ea328b.stylebook.de
cmp.autobild.de
data-e723f0d7d1.stylebook.de
embed.contentverticals.de
data-ade1ea328b.stylebook.de
image.stylebook.de
tortuga.cloud
link.mailer.stylebook.de
stylebook.de
pur.stylebook.de
m.stylebook.de
link-test.mailer.stylebook.de
as.stylebook.de
stylebook.de
kmp.stylebook.de
*.techbook.de
pur.stylebook.de
blogstars.stylebook.de
data-861bbf2127.stylebook.de
kmp.stylebook.de
data-ade1ea328b.stylebook.de
cmp.autobild.de
www.stylebook.de
*.myhomebook.de
blogstars.stylebook.de
*.stylebook.de
link-test.mailer.stylebook.de
stylebook.de
tortuga.cloud
data-861bbf2127.stylebook.de
cmp.autobild.de
cmp.autobild.de
m.stylebook.de
data-ade1ea328b.stylebook.de
*.myhomebook.de
data-e723f0d7d1.stylebook.de
link.mailer.stylebook.de
embed.contentverticals.de
stylebook.de
link-test.mailer.stylebook.de
kmp.stylebook.de
stylebook.de
data-e723f0d7d1.stylebook.de
kmp.stylebook.de
stylebook.de
image.stylebook.de
data-ade1ea328b.stylebook.de
kmp.stylebook.de
stylebook.de
stage.stylebook.de
stylebook.de
blogstars.stylebook.de
stylebook.de
pur.stylebook.de
productstorybundles.stylebook.de
stylebook.de
m.stylebook.de
image.stylebook.de
stylebook.de
image.stylebook.de
productstorybundles.stylebook.de
embed.contentverticals.de
stage.stylebook.de
link-test.mailer.stylebook.de
cmp.autobild.de
m.stylebook.de
image.stylebook.de
data-e723f0d7d1.stylebook.de

Certificate

The complete raw certificate details for link-test.mailer.stylebook.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA6f75EYzDgfBYrdbGxCa8
9tfuLOe/PLthamFjdoQvQH/i3WPXHMvO51izO70cTBk/AMagp4f5p0DDxPtyuQ+j
rX9aH01mMhi+W6mA6KUAIoWyB2iljD0jDUdV33jXpNmHVDGrDZtriScNTnWtr/gD
CczDdAY3s1KfD/s6ojckhx9L2eyXUpFglNnFEBTGgJO2uVsvUNeObMiMmhFhZpgK
fBfJSVAfVPF0i766vHdtND2vtYUDjEAFtV3mbthwIbj61/lWySwtnkYh4uSfF/gF
0qdT82ju1VfdE8rWGgIBC7+okVGm25IwHQtTab7QZnHggkdGCSuobngGurbzWSxb
YwIDAQAB
-----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 297248490597666705429374218532288574344696
 . . . . . . . . [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 2023-11-13 20:30:02 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-11 20:30:01 +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 'link-test.mailer.stylebook.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 29539256892025240105721283796108781326869391254020827314761300851048768042963266614209096094627996369070545984834981069535683022875173288237538249814878977542522114484364523995880737332137486017604507431970836629437394636177246917587196378137004958745770493639188302992978588917474012212680851860860633621394372846629547656547683043178080589353682657024666326687491599957045811792732622784676690859087664084036418070618509149264272271520969933109887565827914326573191759140033264328732322969678659954684082839327913419809760183661855389498343765698217748367343291341925389023149809039740657977126163922800602939939683
 . . . . . . . . . . . . . . . . . . . . [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)
							18b638bf18ecb901fff018f16e1d8998d8f5e965
 . . . . . . . . . . . . . . . . [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 (33 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'link-test.mailer.stylebook.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)
							00ee00740048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018bca9767f60000040300453043021f275085f93b8e030472223be187fb2bb8703c56682e170d15f935c65bb1b1c902204d48bbae6fdf1fa9e4d90fad1e82727bf95a45dafb5e1cf6b96b485b2f12ed2d0076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018bca9767fc00000403004730450220514a205fd9e4225b6a754d3f72feb5a5165973ee1fe01a867bfc28a3e6b44bd9022100e3c2175b8eb14bdbc0e93d733a657e1417292eb8d96c821da4cc58e149070156
 . . . . [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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