winterfeldt.de

Issued by Let's Encrypt Authority X1

About this certificate


This digital certificate with serial number 01:c2:ff:58:42:c9:2c:bb:69:c6:54:dc:e7:7a:f8:e9:55:66 was issued on by Let's Encrypt .

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. While the 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.

winterfeldt.de

Let's Encrypt

Organization: Let's Encrypt

Time since certificate expired

This certificate has expire since

Certificate Details

Serial Number (hex): 01:c2:ff:58:42:c9:2c:bb:69:c6:54:dc:e7:7a:f8:e9:55:66
Serial Number (int): 153466476530048751586385192828661282723174
Serial Number lenght: 137 bits, 18 octets

SubjectKeyId: 72:87:6d:bb:3e:65:8b:8c:5d:87:36:eb:a9:87:2b:3e:b9:07:33:d4
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): e0:81:f2:d8:c0:6b:0a:f9:f1:4b:05:5e:f1:63:ad:00:db:2e:77:b2
Fingerprint (sha256): ad:f0:c8:b2:4d:1d:91:56:c9:62:b5:a9:05:3b:c0:df:db:ae:9f:ab:ff:27:46:3b:2e:83:3a:d8:15:c7:32:79

Issuing Certificate URL: http://cert.int-x1.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x1.letsencrypt.org/

Check the revocation status for the current certificate on winterfeldt.de
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details about this certificate


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

8 extensions
No unhandled critical extensions



CA Certificate

This is not a CA certificate

Subject Alternative Names

winterfeldt.de
www.winterfeldt.de

Certificate

The complete raw certificate details in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE----- MIIGFDCCBPygAwIBAgISAcL/WELJLLtpxlTc53r46VVmMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMTAeFw0xNTEyMTIxMDA4MDBaFw0x NjAzMTExMDA4MDBaMBkxFzAVBgNVBAMTDndpbnRlcmZlbGR0LmRlMIICIjANBgkq hkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAtG5ZwxoeYCjGjS3VuFBBSpYC7pxrTIzd NgLLHlXC3DK6pe+afZ9vxFooO6W+mgy9e0hxVx0A/FFLOt9qfmDYodSpLSWsOVEm Fmazg84Pch/5JbJSo4d3WxXHCyi3l6QAFcZD70FkxQ41EjPu1eoMJ0dDwDH6nhcM nnb4ip2D76wa1u/P+RqCYmN3Rd6C2whvxfU5opP1l6UD7b3XfUNeXUMK+ihOkkv5 OlYgNchm/fShSxMWfBKEOhfTG8ERP8CJzsUZYZjYeV834X0y7TV1p8K2Eh5lCci4 3CoZoY3LHcwfO5cmL+T7L7UeO4af729smJUvk4l6Nfmjauh+71u1NesY5fmVrCvI RFBZZl75dmvKH9UoGQnVXFuHlaMQXyA3GFM9ixF0lItC1GmjQJ01+hHQQYG5UZF0 Pa3l9rrpcXAwiC5u0C/vL9kxEJryUDyYCbUVw9gdisqp8k3U3cnJp0B+rrb/WDZi N1fPxpCmKDXG3AF/ii9SgiqMmH5S3QSz+RaYereuxP7k/ohahbRX+G+JuMfTbtlN bh3AXdMU3zx+l3sRKWA3ng68zhXUfc1fbm9qbxdyFVIE8oEa20YePS6TI/Fuqk5w hLoVCMYAkaZX7Bk9WY1ftlM0ZBn1WhUDZCcLU0Bw8UT00fq9782C5A1Njxi3T+Ml e6dBokLqonUCAwEAAaOCAiMwggIfMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAU BggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUcodt uz5li4xdhzbrqYcrPrkHM9QwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo 7KEwcAYIKwYBBQUHAQEEZDBiMC8GCCsGAQUFBzABhiNodHRwOi8vb2NzcC5pbnQt eDEubGV0c2VuY3J5cHQub3JnLzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50 LXgxLmxldHNlbmNyeXB0Lm9yZy8wLQYDVR0RBCYwJIIOd2ludGVyZmVsZHQuZGWC End3dy53aW50ZXJmZWxkdC5kZTCB/gYDVR0gBIH2MIHzMAgGBmeBDAECATCB5gYL KwYBBAGC3xMBAQEwgdYwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5 cHQub3JnMIGrBggrBgEFBQcCAjCBngyBm1RoaXMgQ2VydGlmaWNhdGUgbWF5IG9u bHkgYmUgcmVsaWVkIHVwb24gYnkgUmVseWluZyBQYXJ0aWVzIGFuZCBvbmx5IGlu IGFjY29yZGFuY2Ugd2l0aCB0aGUgQ2VydGlmaWNhdGUgUG9saWN5IGZvdW5kIGF0 IGh0dHBzOi8vbGV0c2VuY3J5cHQub3JnL3JlcG9zaXRvcnkvMA0GCSqGSIb3DQEB CwUAA4IBAQCXQvmNwNUR6Dm8YIHz+Oj+YH3rpm/66RBbqjRebc+6rkZeryteh08i JUJNdkWR7efjcS9rQIdYnLEGqOt0seJUvajWZA7icSbzUnXW77cG2jMhaTlTn+lH t3Usl31k6729LkQvfeDH7OFgHAhT8wfMQTH/q3dq5WX4Qhd2uFuPNnjA18FPrerP 84OvTB53eD1w0WM2h9mrFdf1vIarn36IQ7hVyuv2fXFmzVTmb0PSBWjmbAqGXai/ zb6f+XZ8Zt/hFuj221OW5FkRKz1D18fRwJ6WW3MCiGbFqqUC6EWaDAuIUbJXDlvB OtNcI7qGuHylry4Wl1axCoGmUiIQKRHe -----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAtG5ZwxoeYCjGjS3VuFBB SpYC7pxrTIzdNgLLHlXC3DK6pe+afZ9vxFooO6W+mgy9e0hxVx0A/FFLOt9qfmDY odSpLSWsOVEmFmazg84Pch/5JbJSo4d3WxXHCyi3l6QAFcZD70FkxQ41EjPu1eoM J0dDwDH6nhcMnnb4ip2D76wa1u/P+RqCYmN3Rd6C2whvxfU5opP1l6UD7b3XfUNe XUMK+ihOkkv5OlYgNchm/fShSxMWfBKEOhfTG8ERP8CJzsUZYZjYeV834X0y7TV1 p8K2Eh5lCci43CoZoY3LHcwfO5cmL+T7L7UeO4af729smJUvk4l6Nfmjauh+71u1 NesY5fmVrCvIRFBZZl75dmvKH9UoGQnVXFuHlaMQXyA3GFM9ixF0lItC1GmjQJ01 +hHQQYG5UZF0Pa3l9rrpcXAwiC5u0C/vL9kxEJryUDyYCbUVw9gdisqp8k3U3cnJ p0B+rrb/WDZiN1fPxpCmKDXG3AF/ii9SgiqMmH5S3QSz+RaYereuxP7k/ohahbRX +G+JuMfTbtlNbh3AXdMU3zx+l3sRKWA3ng68zhXUfc1fbm9qbxdyFVIE8oEa20Ye PS6TI/Fuqk5whLoVCMYAkaZX7Bk9WY1ftlM0ZBn1WhUDZCcLU0Bw8UT00fq9782C 5A1Njxi3T+Mle6dBokLqonUCAwEAAQ== -----END PUBLIC KEY-----

ASN1 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 153466476530048751586385192828661282723174 . . . . . . . . [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 X1' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2015-12-12 10:08:00 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-03-11 10:08:00 +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 'winterfeldt.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 (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 736094492034345176063430213459963619680463262431100540951474441728393271126062183066855481800954517099362084738268694875627189272307247078161059898219284604889495871561726943115263102771652955990707511197807257303170014671324622988807497832175039627251007566583948255453053058730119520503178927400248523024484663454686470346856172615899429995750553633847510042768779069460831303652984065778235370589999403192020966588091447911695945507321877424861152657559607778669713804696351312870788434627472145083850327750886511596007183502324343472823682822965328020004945447543830877777862389599287957776487205128610970345995654909105810064992535638787437533413761122153516772921751836955893644588995731497066630599087123708890517724250881245251941667369953511149635444205892940482202093367021762589795885075397503756774366056800857518866171652917878934719975112379661883525203093520545174527213633819235173202531689920619581123584243836432354202554069578263003949459717728381181106676912962292982533901966990922700306135327759464570632656345279645909472549078802982649703458299523625712351037991046435819440484026260320013686542337133488410919509713364704649715238516041066607875095670468779107588212890406510676702900292967050357666201903733 . . . . . . . . . . . . . . . . . . . . [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) 72876dbb3e658b8c5d8736eba9872b3eb90733d4 . . . . . . . . . . . . . . . . [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 (100 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-x1.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-x1.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 (38 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'winterfeldt.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.winterfeldt.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 (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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