stage.techbook.de
Issued by R3
About this certificate
This digital certificate with serial number 03:69:ef:28:97:b7:12:1d:a1:8e:d1:a7:8b:53:4a:7a:db:1a 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:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=stage.techbook.de
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:69:ef:28:97:b7:12:1d:a1:8e:d1:a7:8b:53:4a:7a:db:1aSerial Number (int): 297384402581994425333728892823474940861210
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 27:e0:ae:ad:f8:eb:64:08:56:fa:7e:f7:f4:37:c9:68:ff:b9:58:6c
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): e7:5f:91:9f:55:18:e2:41:c6:23:53:ec:fc:7f:38:9f:f6:59:61:e2
Fingerprint (sha256): 05:e6:ba:82:99:b5:9f:f4:78:30:17:02:75:d0:89:66:87:94:4e:e2:d8:e5:2d:a2:af:e2:e5:5c:08:8d:a6:4f
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate stage.techbook.de
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for stage.techbook.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
stage.techbook.de
Other certificates including the domain name techbook.de
(limited to 100 certificates)
link.mailer.techbook.de
ast.myhomebook.de
data-50c00d5d12.techbook.de
link.mailer.techbook.de
kmp.techbook.de
techbook.de
tortuga.cloud
static.techbook.de
cmp.axelspringer.com
image.techbook.de
static.techbook.de
stage.techbook.de
tortuga.cloud
*.myhomebook.de
*.techbook.de
static.techbook.de
techbook.de
techbook.de
stage.techbook.de
data-50c00d5d12.techbook.de
techbook.de
www.techbook.de
stage.techbook.de
techbook.de
techbook.de
static.techbook.de
techbook.de
static.techbook.de
image.techbook.de
static.techbook.de
link.mailer.techbook.de
cmp.autobild.de
techbook.de
link.mailer.techbook.de
kmp.techbook.de
data-7a534833b2.techbook.de
techbook.de
tortuga.cloud
techbook.de
techbook.de
m.purmail.techbook.de
*.techbook.de
link.mailer.techbook.de
cmp.autobild.de
productstorybundles.techbook.de
*.myhomebook.de
*.stylebook.de
static.techbook.de
tortuga.cloud
cmp.autobild.de
techbook.de
cmp.autobild.de
static.techbook.de
static.techbook.de
image.techbook.de
static.techbook.de
static.techbook.de
static.techbook.de
*.myhomebook.de
techbook.de
pur.techbook.de
stage.techbook.de
image.techbook.de
static.techbook.de
static.techbook.de
techbook.de
stage.techbook.de
techbook.de
link.mailer.techbook.de
techbook.de
static.techbook.de
static.techbook.de
kmp.techbook.de
data-50c00d5d12.techbook.de
image.techbook.de
cmp.autobild.de
pur.techbook.de
techbook.de
pur.techbook.de
link.mailer.techbook.de
static.techbook.de
techbook.de
link.mailer.techbook.de
static.techbook.de
link.mailer.techbook.de
data-7a534833b2.techbook.de
static.techbook.de
*.travelbook.de
kmp.techbook.de
ast.myhomebook.de
*.myhomebook.de
kmp.techbook.de
image.techbook.de
data-7a534833b2.techbook.de
static.techbook.de
businessinsider-fr.businessinsider.fr
techbook.de
static.techbook.de
techbook.de
link.mailer.techbook.de
ast.myhomebook.de
data-50c00d5d12.techbook.de
link.mailer.techbook.de
kmp.techbook.de
techbook.de
tortuga.cloud
static.techbook.de
cmp.axelspringer.com
image.techbook.de
static.techbook.de
stage.techbook.de
tortuga.cloud
*.myhomebook.de
*.techbook.de
static.techbook.de
techbook.de
techbook.de
stage.techbook.de
data-50c00d5d12.techbook.de
techbook.de
www.techbook.de
stage.techbook.de
techbook.de
techbook.de
static.techbook.de
techbook.de
static.techbook.de
image.techbook.de
static.techbook.de
link.mailer.techbook.de
cmp.autobild.de
techbook.de
link.mailer.techbook.de
kmp.techbook.de
data-7a534833b2.techbook.de
techbook.de
tortuga.cloud
techbook.de
techbook.de
m.purmail.techbook.de
*.techbook.de
link.mailer.techbook.de
cmp.autobild.de
productstorybundles.techbook.de
*.myhomebook.de
*.stylebook.de
static.techbook.de
tortuga.cloud
cmp.autobild.de
techbook.de
cmp.autobild.de
static.techbook.de
static.techbook.de
image.techbook.de
static.techbook.de
static.techbook.de
static.techbook.de
*.myhomebook.de
techbook.de
pur.techbook.de
stage.techbook.de
image.techbook.de
static.techbook.de
static.techbook.de
techbook.de
stage.techbook.de
techbook.de
link.mailer.techbook.de
techbook.de
static.techbook.de
static.techbook.de
kmp.techbook.de
data-50c00d5d12.techbook.de
image.techbook.de
cmp.autobild.de
pur.techbook.de
techbook.de
pur.techbook.de
link.mailer.techbook.de
static.techbook.de
techbook.de
link.mailer.techbook.de
static.techbook.de
link.mailer.techbook.de
data-7a534833b2.techbook.de
static.techbook.de
*.travelbook.de
kmp.techbook.de
ast.myhomebook.de
*.myhomebook.de
kmp.techbook.de
image.techbook.de
data-7a534833b2.techbook.de
static.techbook.de
businessinsider-fr.businessinsider.fr
techbook.de
static.techbook.de
techbook.de
link.mailer.techbook.de
Certificate
The complete raw certificate details for stage.techbook.de in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIID/DCCAuSgAwIBAgISA2nvKJe3Eh2hjtGni1NKetsaMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzA2MjUyMTE5NTVaFw0yMzA5MjMyMTE5NTRaMBwxGjAYBgNVBAMT EXN0YWdlLnRlY2hib29rLmRlMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKC AQEAoa96sQrIvmDUf6tc7ozcjaoJBt2nXGcWCZvABK/Rj3kCtDQGizeJkcfHNr9n Hff7bQ5KVWbfEJFDMopF0lJ0k81qIyHrbbozOPKniA1QmkoScGVDS+ZApWjTMeaZ 0j15MZ+PvzeigriKBJoDsApid1HvobLiBpchsulNAPDgvE2glPkQjpXi9Os/WoR3 e1tj4nXxJTfCd9MdeB1fpjxU3XBbwkPyXXhuR3OopA5B7APTb1/7MbiZqHL7AfWa TMtkDSz4RULHfXYG3aJbO5ZPL1+P5h6ljA2TTdcqLAbX2bEexmfGotXiwNa+mSLl E1Q1omQqF3mfS8MKEjed3PWJGwIDAQABo4IBIDCCARwwDgYDVR0PAQH/BAQDAgWg MB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0G A1UdDgQWBBQn4K6t+OtkCFb6fvf0N8lo/7lYbDAfBgNVHSMEGDAWgBQULrMXt1hW y65QCUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6 Ly9yMy5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVuY3Iu b3JnLzAcBgNVHREEFTATghFzdGFnZS50ZWNoYm9vay5kZTATBgNVHSAEDDAKMAgG BmeBDAECATATBgorBgEEAdZ5AgQDAQH/BAIFADANBgkqhkiG9w0BAQsFAAOCAQEA pg3La98cMPcvhUruhwW0pnQef9/bTOCtUYR5IPu7smCzimyqYt0K9Z+3UeecKsZ5 E2vF+5DjGlWk1/CZ4eaGN6hH4HAkiDPJrKQc8Yds9PsIshvDOiZqH2FGCcIjZ5Gg I47qbp80DTHC94baJ0fZoLmX0iNF/JbIkW41HAwrE6t+8xhgQfzgpu30KzX+VE86 HZjodQHbj438SfHJnKP9oVZ5u2XEGAqP06fx3JP+B53/R+F15zo+g3fmroj9x/wL XKLYctsKYyzB3Qh1l66WDwrkswh6WLiTOVD2C0W5vJVL+Eskooz9I8r3t0LCnOH7 Yp5UTNHFl4NHwWhNpMznGQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoa96sQrIvmDUf6tc7ozc jaoJBt2nXGcWCZvABK/Rj3kCtDQGizeJkcfHNr9nHff7bQ5KVWbfEJFDMopF0lJ0 k81qIyHrbbozOPKniA1QmkoScGVDS+ZApWjTMeaZ0j15MZ+PvzeigriKBJoDsApi d1HvobLiBpchsulNAPDgvE2glPkQjpXi9Os/WoR3e1tj4nXxJTfCd9MdeB1fpjxU 3XBbwkPyXXhuR3OopA5B7APTb1/7MbiZqHL7AfWaTMtkDSz4RULHfXYG3aJbO5ZP L1+P5h6ljA2TTdcqLAbX2bEexmfGotXiwNa+mSLlE1Q1omQqF3mfS8MKEjed3PWJ GwIDAQAB -----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 297384402581994425333728892823474940861210 . . . . . . . . [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 2023-06-25 21:19:55 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-09-23 21:19:54 +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 'stage.techbook.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 20410899149682094046563590330365083704108670512978277977436647919182438182394648565049703321845000624400447214788371329487825005798489924494888758606522276904601594363645094255563939584442961659840681425232541783235535098369218035183951166473973455481728728787350596018296133465283686344700324696761503296730904946114889511765614165063351110125893331027998945504096418793812454150919162572639928078418373411630688401652038537698968182095172220438841371755491829032542439796058403668978897577416775275526851017074968855242948427661592797235517632606528936961715525327869537868313436632596032595475773842957400576198939 . . . . . . . . . . . . . . . . . . . . [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) 27e0aeadf8eb640856fa7ef7f437c968ffb9586c . . . . . . . . . . . . . . . . [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 (21 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'stage.techbook.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 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . [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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