build.4qt.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:b9:06:94:c5:f2:38:d2:c4:74:e3:26:ce:18:e8:c0:51:4a was issued on by Let's Encrypt.

With 2 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=build.4qt.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:b9:06:94:c5:f2:38:d2:c4:74:e3:26:ce:18:e8:c0:51:4a
Serial Number (int): 324297843518389621540865624801017801494858
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 4e:9b:fc:50:c6:9d:85:a6:92:f6:f1:62:ee:d8:81:74:8e:b9:e1:41
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 4f:b2:77:1d:c8:1d:b1:55:a9:c7:80:24:59:f1:39:94:16:ec:cd:93
Fingerprint (sha256): 20:52:b5:e9:39:bc:8d:a5:cf:f7:10:42:04:fb:6e:0b:ab:f8:9b:e8:16:88:b4:76:1d:ad:ec:0f:82:05:4a:a8

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 build.4qt.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for build.4qt.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

build.4qt.de
www.build.4qt.de

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repo.4qt.de
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mail.4qt.de
mail.4qt.de
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repo.4qt.de
build.4qt.de
www.4qt.de
repo.4qt.de
repo.4qt.de
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mail.4qt.de
pytson.4qt.de
repo.4qt.de
mail.4qt.de
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pytson.4qt.de
repo.4qt.de
repo.4qt.de
pytson.4qt.de
4qt.de
mail.4qt.de
pytson.4qt.de
build.4qt.de
mail.4qt.de
pytson.4qt.de
mail.4qt.de
pytson.4qt.de
pytson.4qt.de
repo.4qt.de
pytson.4qt.de
build.4qt.de
pytson.4qt.de
pytson.4qt.de
pytson.4qt.de
mail.4qt.de

Certificate

The complete raw certificate details for build.4qt.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvIuO71C7Ff3vExLeoFzI
F9nOo6Zbth9yD2jBItBpW7Bsdf3LgUxhamjyo72xjy1gFw+7L+hPMVeC15TM5yZ1
vway09U+kyohXtlFQP4EjgxcfXv54MeJPrKuNKyCYDfkuudUtPqcvCaJqdiRIN/+
ZLxv9iO/btvd+0E09oPSIydwN9O9Rtg6/UMeuf9TDGV9LqeDcFcu5xQUvV98+mh7
bbo9cPHoZFsPOSH2JAwbpFqLLAbQhqKeiVWW9v9rCF7Kclch7/qNb3NGfARg3mZz
Pax/Jl1UWCIKxwNbMTwcA2RgWUYZYm7HsW2DrGENG52WnVy+hmkORaZUlKoddR6d
PQIDAQAB
-----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 324297843518389621540865624801017801494858
 . . . . . . . . [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 2019-02-19 00:27:47 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-05-20 00:27:47 +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 'build.4qt.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 23801620115571186785502792505463723537303559462204619534522727418441734201597949584351910047134072347949068411326221353294759640327260886560164134072396588643123233741469583156082419426813285758682616251849733672123428990305292861060674411876859700303039980226127854459362013386768491051217352762510739619686470622924561424050059212859731764949096339412975298660011239119587784307233113306463195124873109539898628652839037025592807790522151901452934571660823190378324779684625320993090806509865123833577513943227427891114502432410663792372536868305294117087659432006596898631204980063819204075731545170477472311844157
 . . . . . . . . . . . . . . . . . . . . [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)
							4e9bfc50c69d85a692f6f162eed881748eb9e141
 . . . . . . . . . . . . . . . . [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 (34 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'build.4qt.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.build.4qt.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)
							00f1007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc5600000169035db89f00000403004730450220615b2a5a08225dbc26d16eef0b7ac8ccfc26486ec967d74a27260a3ba6f06c5202210084209d0eb76cbb637d56d73ec7a3fac4eabe26c4e9e1e1c710faff93b2d6d14300770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000169035db9020000040300483046022100f9b7c404fb5d6fc93c89402ea1391f7c1fa9007c0dd21bcd755ed1646508e1bd022100cb0a622852b8c6fb1cc6cd01a4f30aea0a21d401224f6f1d72220d61a129d680
 . . . . [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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