www.stephan-ruf.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:cd:1d:a2:b2:df:83:e9:f5:cf:f8:4f:7b:4b:a3:cf:03:9c 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=www.stephan-ruf.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:cd:1d:a2:b2:df:83:e9:f5:cf:f8:4f:7b:4b:a3:cf:03:9c
Serial Number (int): 331134135406019585219750531516565937914780
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 3c:c9:7f:31:55:5e:9a:2e:f0:96:d7:45:84:e4:62:ab:02:8c:dc:dd
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 23:70:2a:2e:4b:9a:bb:e6:76:40:09:a4:d2:31:bf:46:38:65:63:da
Fingerprint (sha256): ea:c9:4b:a1:7c:24:ef:4b:36:87:46:ce:a9:5d:77:da:e7:9c:87:a8:89:3c:bf:31:98:95:35:49:58:2b:67:19

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate www.stephan-ruf.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.stephan-ruf.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

www.stephan-ruf.de

Other certificates including the domain name stephan-ruf.de

(limited to 100 certificates)
www.correia.lima-city.de
*.dhs38.de
www.stephan-ruf.de
ghw.askarian.net
smtp.jaegerhof-schneider.at
www.wan0509.lima-city.de
access.fam-gundacker.eu
www.austrosong.lima-city.de
blog.icekey.org
www.stephan-ruf.de
schmerzfrei-balingen.de
www.craftbuble.4lima.de

Certificate

The complete raw certificate details for www.stephan-ruf.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3Jahvtpr1xL4+2jaWkuN
EyFBfbPiFzNw5maB2RpzZ7qZhz/c1K5ObcJw8W2BSA6rU82qWlybT6C/0V70ZZ1+
wfjfSZyT3WP70buBLzMneZpbnwpEVpJflTEeFP0qRg17Jf0MOx0iltg1dqVlJhVX
H/IEOZwcPpAI700h7bNKnQKpVhoF941pyv54yCBFPqyDYfyW2yq0ImpcEnPeJcNb
GODi3iZ6PISHNgrjri2WcNWE56++/TZ+raCuJTyObkjvhkaPtwGDwyxon98RXXs/
IxzAERP5v+zwzjrGKyWvpLGXGe7ymhFqC0eOMr/jDFnibkR1JpBn0ULV1GZIOzGr
sQIDAQAB
-----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 331134135406019585219750531516565937914780
 . . . . . . . . [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 2020-02-03 09:41:29 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-03 09:41:29 +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.stephan-ruf.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 27846706410633188404510693655303862985869094461632349378742150246406841283440953803999424332960385533137035224648787326053688172757549018144385786104499057653915634520561927473190835041726670896817490231001033616255247333794922966552158882435298509288636002919271924745755454838718880542110794920475325480495257563561062257181606436636046516784246767291976743075346609812273942581842264207610747093710605912692410306477766733380772052498648310685628792365842863418219927697163670631135758192419935476544535264400991578427152519992312756483641793416444910586701168368440152513264850826177145247799363027906533027589041
 . . . . . . . . . . . . . . . . . . . . [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)
							3cc97f31555e9a2ef096d74584e462ab028cdcdd
 . . . . . . . . . . . . . . . . [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 (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.stephan-ruf.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 (69 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001700aa412190000040300483046022100b2c8ea606f69b3a1941945ecee2e447fa489512847f912ebad8763e928248de2022100e79fae7a5a1276090eb28c742c50459931097aec83a12dddb9c02893fb08ac300076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d913000001700aa412bf00000403004730450221009bf3083b9a288a85cb999bc0e9a02b8223c298c5aa4045b36a52e39a5653ece3022075cefe56d303dc52845bc2d4ed2ece467c438c1be064489fc94fa502e330fac4
 . . . . [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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