klausundursula.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:ce:b7:21:ea:e0:40:c7:6a:dc:27:be:e8:69:eb:54:b9:d2 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=klausundursula.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:ce:b7:21:ea:e0:40:c7:6a:dc:27:be:e8:69:eb:54:b9:d2
Serial Number (int): 331678450213870038446564760919520369228242
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: a0:ee:ac:08:f5:ec:4b:d6:a2:32:f8:07:25:51:3b:71:37:e3:55:55
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 33:70:75:c0:0b:48:a1:f8:f2:f4:d7:18:cd:d9:aa:52:9c:e9:57:54
Fingerprint (sha256): c4:2e:fe:0e:5f:58:68:66:df:bb:01:83:28:44:a7:68:df:13:f9:99:8b:91:cf:e5:96:93:c8:53:b6:fc:3a:a3

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 klausundursula.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for klausundursula.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

klausundursula.de

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(limited to 100 certificates)
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klausundursula.de
www.klausundursula.de
*.klausundursula.de
www.jaques-kutier.lima-city.de
www.code.fygle.eu
*.robertrickhoff.com
www.notvhaam.de.cool
*.hhedl.de
www.crunge.lima-city.de
gnorfbert.lima-city.de
citybuild.clan.rip
klausundursula.de
www.dev98.lima-city.de
klausundursula.de
ringsmail.lima-city.de
klausundursula.de

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA8kxk0PJ/Mdb0pG/+hCyP
bGytEyUmBj8tTfisYq/T6D8I/LGcFSu1X11Qeox9i31uukUDbfU2xHWDPspGDrbb
1vmR5TRC+AxAemZ8QAza2i9/Fi5gHhLTmSy2qG6PWx2VKWymo/KYLLC2bWwwnixs
LasJye4ER2u9GHozQ98WKAKLGcXCkCkfVHqA0alrYoD7y4E4pheN7XazpCdXBJ6U
y7iNfUtZ2roICyGQ/0NdPAItbUqdkGTrZVw4KiB0hHqknIsgIYZ41eUhdWB4UCGS
Dc0C3nQKXNmbAzH2rWAXbrIT723TaSaSnKVhUUSARx8pKp/8Yj2Zz5oxZ5RSFbRx
0wIDAQAB
-----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 331678450213870038446564760919520369228242
 . . . . . . . . [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 2020-04-07 01:32:50 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-07-06 01:32:50 +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 'klausundursula.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 30587340995140176107897331209895757445135180013569620446593063104938325981282395039681477534294518006111648394395297344966359322852591137780005581645040713876184098461677544528971954940352291211763791605234818164101165162298105098293762112680110665656430261486389746207959021182617731725588718107828659978089512860340142366073496957106418549962115712498441630817922236146534098683457497234221067063283085404204010407668570007614466079871383664250211181132740258890439337880865027068326741245056896906240870283309611456956524123702926644509067345875319658960068981850915899526783325131631654918576011897459165740954067
 . . . . . . . . . . . . . . . . . . . . [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)
							a0eeac08f5ec4bd6a232f80725513b7137e35555
 . . . . . . . . . . . . . . . . [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 (21 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'klausundursula.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a11212841875968171455800000171527bb117000004030047304502205e862b60fb9e24f7de2bf126bb5fd7dcab480b889cb3c2cfbeab17da58708560022100da34f7c040a33749f156332469cdae36e64ddfa9f7858bdc1f025be28766607a007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000171527bb0fe00000403004730450221008914dff6c3035140aba79c68bdb90ed46a4a7ebfe9af0d8e6b373a6912cc2acc02201e6ec92de71274d04f875fdeebf0a3b69f25cac61d8f33e999ef8aefa0dea1ac
 . . . . [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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