www.werktraum.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:56:c8:ec:17:8b:09:8e:03:ca:74:b7:a0:31:64:42:aa:a2 was issued on by Let's Encrypt.
With 6 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:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=www.werktraum.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:56:c8:ec:17:8b:09:8e:03:ca:74:b7:a0:31:64:42:aa:a2Serial Number (int): 377980498740968384362174601036164598246050
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 51:22:3d:1c:6a:1d:87:15:46:53:ea:fe:b9:53:79:09:72:af:c8:c3
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 9c:df:aa:28:95:46:3e:50:c0:b5:23:f0:d9:57:13:9c:56:ef:d8:65
Fingerprint (sha256): 9f:75:0b:0e:a5:0a:50:59:b6:b9:68:c9:4b:de:03:15:3d:90:48:8f:d4:1f:fc:8d:33:86:f3:9c:94:4e:cd:59
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.werktraum.com
6
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.werktraum.com
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
8 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
werktraum-hannover.de
werktraum-projektwerkstatt.de
werktraum.com
www.werktraum-hannover.de
www.werktraum-projektwerkstatt.de
www.werktraum.com
werktraum-projektwerkstatt.de
werktraum.com
www.werktraum-hannover.de
www.werktraum-projektwerkstatt.de
www.werktraum.com
Other certificates including the domain name werktraum.com
(limited to 100 certificates)
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum-projektwerkstatt.de
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum-projektwerkstatt.de
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum.com
www.werktraum.com
Certificate
The complete raw certificate details for www.werktraum.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFizCCBHOgAwIBAgISBFbI7BeLCY4DynS3oDFkQqqiMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xNzA2MDEwNzQ2MDBaFw0x NzA4MzAwNzQ2MDBaMBwxGjAYBgNVBAMTEXd3dy53ZXJrdHJhdW0uY29tMIIBIjAN BgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2+a31Q+DZORFEhgQxVclsqOtEfHq +aCKc/h6/oLtgUS3y+xTRFBH7eRRGnovqbji5YXycdLI4H0PXqWTB/DXGi5Ord2r zxn40SBeqY176TalbCgm/+HF1KGLAMQN7Jt8jQboiY2XqYbDr1aekAzesqGPuK6M gWCSUvocydK+egWjgfnoU2d3Kih2vyHWY0hCR07/OoONVdqTHP64L03Hlvrr/jK7 yAycuceZ6fdseno4x/ymvwNAWZHTbq/SHCjiFgs6A1glIHNxB3O8qVXr/P/ilmA3 AvtUAOPfgcDMtJo4E46eYLbUD1L04+gYq6kL7TJSqn8XYiGcZo7MuKmTwwIDAQAB o4IClzCCApMwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggr BgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBRRIj0cah2HFUZT6v65U3kJ cq/IwzAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggrBgEFBQcB AQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRzZW5jcnlw dC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRzZW5jcnlw dC5vcmcvMIGhBgNVHREEgZkwgZaCFXdlcmt0cmF1bS1oYW5ub3Zlci5kZYIdd2Vy a3RyYXVtLXByb2pla3R3ZXJrc3RhdHQuZGWCDXdlcmt0cmF1bS5jb22CGXd3dy53 ZXJrdHJhdW0taGFubm92ZXIuZGWCIXd3dy53ZXJrdHJhdW0tcHJvamVrdHdlcmtz dGF0dC5kZYIRd3d3Lndlcmt0cmF1bS5jb20wgf4GA1UdIASB9jCB8zAIBgZngQwB AgEwgeYGCysGAQQBgt8TAQEBMIHWMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxl dHNlbmNyeXB0Lm9yZzCBqwYIKwYBBQUHAgIwgZ4MgZtUaGlzIENlcnRpZmljYXRl IG1heSBvbmx5IGJlIHJlbGllZCB1cG9uIGJ5IFJlbHlpbmcgUGFydGllcyBhbmQg b25seSBpbiBhY2NvcmRhbmNlIHdpdGggdGhlIENlcnRpZmljYXRlIFBvbGljeSBm b3VuZCBhdCBodHRwczovL2xldHNlbmNyeXB0Lm9yZy9yZXBvc2l0b3J5LzANBgkq hkiG9w0BAQsFAAOCAQEAhvyoRaP7hzbRICKfNaGU1FJYYepTahg+ECO9oBY79jpC DvRcXQ2mKbMbY1oREGSALjjxTdPNjZ3wzs6tEJU9tLBLBGKHOmaea7tBDbCeUr4y 4DeK2DVfXdo6AjwrpB2pGV5repM9cwItAHAlIG1UUuOL+NunLpof7gSfHhj4QSv2 4/S35wy0F8rsPc2+9fCXL7LocF7D3ENe6kO1ad9zicRSdpzLtEYxFInF8PGwGIwd qaCrutT0cKK0z55v82SIQrDpCdDqv7W9Q9sRc820kzzH1wPc/xbz0fPNRg4zvv6+ rsSseE9+uhA48rrIqHkgCzhhfCHWC/neY3dNBKh6Hw== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2+a31Q+DZORFEhgQxVcl sqOtEfHq+aCKc/h6/oLtgUS3y+xTRFBH7eRRGnovqbji5YXycdLI4H0PXqWTB/DX Gi5Ord2rzxn40SBeqY176TalbCgm/+HF1KGLAMQN7Jt8jQboiY2XqYbDr1aekAze sqGPuK6MgWCSUvocydK+egWjgfnoU2d3Kih2vyHWY0hCR07/OoONVdqTHP64L03H lvrr/jK7yAycuceZ6fdseno4x/ymvwNAWZHTbq/SHCjiFgs6A1glIHNxB3O8qVXr /P/ilmA3AvtUAOPfgcDMtJo4E46eYLbUD1L04+gYq6kL7TJSqn8XYiGcZo7MuKmT wwIDAQAB -----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 377980498740968384362174601036164598246050 . . . . . . . . [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 'Let's Encrypt Authority X3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-06-01 07:46:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-08-30 07:46:00 +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.werktraum.com' . . . . . . . . [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 27759960120426752135253968781038026681672899714716257770131861082438995963958360043704039044124242097109991839262347917098138788447908690774204888177315904630910705034403707914588183370565566292156400245633124685301078393773541660484663332239971988456849702808260572311506929619291937849487554297564956294845531682204151945671048220896744287930116440562720864634251074980936862785112512240644476544793676674934311737441556503515676275446842491749282447727748615549206945977419584674203668485649437303292130709177897808224892747534941738484768022058417934634985762879071492263460125828117557761489347491105883472630723 . . . . . . . . . . . . . . . . . . . . [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) 51223d1c6a1d87154653eafeb953790972afc8c3 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (153 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'werktraum-hannover.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'werktraum-projektwerkstatt.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'werktraum.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.werktraum-hannover.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.werktraum-projektwerkstatt.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.werktraum.com' . . . . . . . . . . . . . . . . [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 (246 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 1.3.6.1.4.1.44947.1.1.1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/' . . . . [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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