www.stylebook.de

Issued by R3

About this certificate

This digital certificate with serial number 03:04:c7:21:48:a0:1c:a4:d5:9e:23:e0:d0:97:01:dc:61:8a was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=www.stylebook.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:04:c7:21:48:a0:1c:a4:d5:9e:23:e0:d0:97:01:dc:61:8a
Serial Number (int): 262962676452940886019838006759391422603658
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: e2:93:d9:ca:6f:c5:f7:70:5f:14:c6:1e:a2:1e:46:8f:63:90:be:de
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 25:af:d7:3a:e2:27:83:a8:04:a7:a9:e2:ac:e3:03:54:88:23:16:31
Fingerprint (sha256): 12:ad:76:cd:67:b2:b6:73:b0:ac:5a:6c:fa:91:67:67:0a:50:22:ad:e6:6c:7e:f9:1b:1c:34:62:84:9d:e9:fd

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

Revocation information

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

Check the revocation status for certificate www.stylebook.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.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

asset.stylebook.de
www.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 www.stylebook.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApfXmp2OFYiPlI+Wm0lK2
EivyjN7rCzJkHgGabPfn3UsVpzPoHBD/vRxTdYGvZZI9IyWKKRY/WJq+VaGoqyX0
TepHS1ig2ubY5df/WnvPLiYrY2Dy2+L1OdZecPFAyrksL/e7bXj1lrrczs0om0Pj
nhW0x0n5FR6QmXf+AY//fHouyoG7I9iN7oXqAwpHt6AuVPUbZNekpulxVc81v0xW
sAkkCq4CVlDXSLyxzCUNrQ+z4TI7t3XxWi9F9w35ftnb61EVcFWd6bhUlm3rAOvg
P+LesErH1GAaOFftDOgnOCgyQjIlQbw7zETB1B2pJUL4VjNWlK3clJtwcCG3NCkl
XwIDAQAB
-----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 262962676452940886019838006759391422603658
 . . . . . . . . [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 2024-04-01 11:12:45 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-30 11:12:44 +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 'www.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 20950578617740804217977204137833785949627944339315403889370132247778682645460320224204389159692828415835761445663401231098542795791119436087694279145311609893358786382716800263284883647210667571429111615407051626149658510504021750431636712186261021019110475626689982651513200541916153693467335647501896422633060692678372545137786694737118833651513241703474825105879201271670842836626876418710624641884315441127830622201526443953179009800067636894202432841291476826800983680678977872011010588170570140706161223031235752241933001794196370310799290090595626897794356575588568881958281896335672796935651937345005997860191
 . . . . . . . . . . . . . . . . . . . . [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)
							e293d9ca6fc5f7705f14c61ea21e468f6390bede
 . . . . . . . . . . . . . . . . [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 (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'asset.stylebook.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018e999384d10000040300473045022100ef7229a90511e6f4d096f7490a2ca4a715222a94549a97d9c739e5d991633e6e02201f9bc1bc16c5fe61518101921c55fd755d17caef75c61fb3f3e282304a2c9e98007600a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018e999386360000040300473045022100b22a3e05c6912f9945ac38a9f5e98e615e519b0860f6b789a69abd49ed828bea022002cfab82b11095f392322e00d576801bfbb35ab16a8efc8774cdcba8010bef0a
 . . . . [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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