zer0.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:59:75:4d:07:1a:d9:25:3e:fb:5f:75:b8:27:7e:62:9b:32 was issued on by Let's Encrypt.

With 5 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=zer0.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:59:75:4d:07:1a:d9:25:3e:fb:5f:75:b8:27:7e:62:9b:32
Serial Number (int): 291777908077713208252712037516455893441330
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 52:74:1d:23:6a:53:a7:2b:36:fa:b6:b9:54:a4:58:63:0c:ad:0f:9d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 8c:8d:25:9d:a0:bb:d2:d1:e2:28:a9:5f:19:da:a5:64:48:35:40:1a
Fingerprint (sha256): 5c:20:8e:e7:f9:00:36:79:54:6d:69:37:61:27:8a:af:be:e6:f7:80:ca:c1:50:86:9e:37:46:64:de:4e:d6:5a

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 zer0.de

5

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for zer0.de

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

mx1.zer0.de
www.zer0.de
www.zer0zone.com
zer0.de
zer0zone.com

Other certificates including the domain name zer0.de

(limited to 100 certificates)

Certificate

The complete raw certificate details for zer0.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 291777908077713208252712037516455893441330
 . . . . . . . . [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 2016-12-11 13:17:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-03-11 13:17:00 +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 'zer0.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 650749390351220278524205922767049968776548220901147705326744635330873411387159043961588053277165091375567045625572141204832874329491801883103518383299647497783390792785729966903053444857372338951068034987016733165634802260930439890134167820328494688938056569115276878425932700799260671635262200248070970702309038468282886196244633908877191856976271533190659300401146524376099488612708852023569517352669109104017673211799273728860870208780171502786183597951339233168939957690572811376184167698495947311963850233239583752292867766313643087392987193415445597948346037229126085387734508243783180593546167867563142959020794701167377752907087744064123520778706180384502149686057359843350607787803957238577589731830549438736223857448788167579174625534689146066956513882489074588361755496083566947383116384527887257763583060498121505808592323323616136004715080684312896588468833932006154686764452499293584325340059500037518565939306333137226530315414742332138341970661985079168802846168915979098416112606001135988664454981437049804958072783686254462765574936033274922597905985497887075252328392533499596400024762217603160432940024240560511641365012051731884278781122991698198020920007362365832424120046557311346007341453665425570576215243453
 . . . . . . . . . . . . . . . . . . . . [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)
							52741d236a53a72b36fab6b954a458630cad0f9d
 . . . . . . . . . . . . . . . . [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-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 (69 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mx1.zer0.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.zer0.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.zer0zone.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'zer0.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'zer0zone.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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