tzoleipzig.de

Issued by R3

About this certificate

This digital certificate with serial number 04:14:72:ea:3c:9f:6c:7f:80:e3:b5:04:5f:78:a7:67:a7:98 was issued on by Let's Encrypt.

This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=tzoleipzig.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:14:72:ea:3c:9f:6c:7f:80:e3:b5:04:5f:78:a7:67:a7:98
Serial Number (int): 355407539284019565997110616106754275518360
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: f7:11:ac:41:ec:e4:78:38:3e:88:cf:c9:d7:4c:04:47:a7:6e:89:1d
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 19:95:33:05:54:04:af:fb:c8:da:8c:a6:ed:82:b8:5a:cd:7f:ad:8f
Fingerprint (sha256): cf:5e:2b:4d:91:02:d2:8c:24:88:b3:2a:50:f5:f6:92:46:7e:98:6e:70:95:a8:25:58:1a:73:1b:31:f8:61:4b

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate tzoleipzig.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for tzoleipzig.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

tzoleipzig.de

Other certificates including the domain name tzoleipzig.de

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4XueFOckbchqYUca75LD
UP1AH7rN6ShAz5ZA7TdJwNRFCUnXbxtNortp3eqtD4/M4z64ONttylGgymdSa2uA
6ZWFLFwyrPiBOwI9ylFK+YMvgc+h2/VtJpA5D6gXhaR1K/oaFRcIIUBbZdPqEfbw
CaYF4fnIowwvSCWPacl0LqUWK9pCQON4CWk6O7S9QGezpSEV7m5Bn3si5qWCQowM
b9/5gOrjR68zzUj97Tz1i8rd7KkTsS4gNEER1TWG0cvUhB7RUn8CETgeDFoPoFeD
2hnzNxSSFhmIrisSnZaqY264yMncEZKGrC9YOYJ9CtWtC96boGLqgW5wtxZgSBiU
iwIDAQAB
-----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 355407539284019565997110616106754275518360
 . . . . . . . . [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 2024-04-20 21:55:48 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-19 21:55:47 +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 'tzoleipzig.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 28464576681733305038776606908905516699761352997091738537933749623791710720136128813419935794088490264347561281324608201503552757664372578359754098855614555573637130118058458341565219711478862154113708885141884354158219423301193957889437556026825119154920193553657192195687919541583595603500709316740373835144023225798264479095801351955739779633061391691580125030523245679246232387417480660510102370740932969683361773305686577622375927286846389660549111659516229982897870484010974318556291347113069856377240310629259157498522835593887334179412000083702723288090164717471362187526290844142698996244881819917806281987211
 . . . . . . . . . . . . . . . . . . . . [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)
							f711ac41ece478383e88cfc9d74c0447a76e891d
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tzoleipzig.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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018efdb91403000004030047304502201b4d3d41da93c096f8907e2754db0be0fb06d669453baae22a7aa5a9c42f9bc5022100956b5f5e4aa1b2eda3cf61a7c3f863e6085760463e7df0dd10c6ac517dce0945007500dfe156ebaa05afb59c0f86718da8c0324eae56d96ea7f5a56a01d1c13bbe525c0000018efdb914c2000004030046304402205980a668e3de4e5811ad8f21991862497f62c681a2ea12b5edc65865471f699602201db62c7c08538d563358b752e9707a9b1a9e51b5da3f8c6979efe93d518bdefc
 . . . . [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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