blumenhaus-brehmer.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:2b:f1:24:b4:6d:4b:22:0d:0a:ec:05:64:40:a8:07:4d:a2 was issued on by Let's Encrypt.

With 3 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=blumenhaus-brehmer.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:2b:f1:24:b4:6d:4b:22:0d:0a:ec:05:64:40:a8:07:4d:a2
Serial Number (int): 363401820033805263406747346442679094824354
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: be:fd:ea:c9:4f:7f:a7:65:80:63:a3:c0:44:e7:31:00:8e:f0:36:3b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 32:72:0e:1b:59:c4:2c:ab:dc:21:d6:b0:d6:7b:5d:9b:60:ce:c6:2b
Fingerprint (sha256): b1:2f:6c:20:b4:4e:ff:24:f0:18:43:5e:6d:73:05:20:40:b8:20:f7:c8:3d:8a:c3:be:6d:dc:fb:e0:25:5c:92

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 blumenhaus-brehmer.de

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for blumenhaus-brehmer.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

blumenhaus-brehmer.de
brehmer.isp-vhost04.domservice.de
www.blumenhaus-brehmer.de

Other certificates including the domain name blumenhaus-brehmer.de

(limited to 100 certificates)

Certificate

The complete raw certificate details for blumenhaus-brehmer.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 363401820033805263406747346442679094824354
 . . . . . . . . [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 2018-02-02 12:31:12 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-05-03 12:31:12 +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 'blumenhaus-brehmer.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 781701229293449416585899721737690280994513681989532885939697990946258836373073373251044816728041752064958855756382078149172589931395357349584831812896336735048344545754606965448125417183134446708306317682605729979417468903800575721719272342507542934036009292600378613755194709832915506191756516935655890917569787221935138090569193323535849155109471137816864701237023410978367389793906374319911242831243469471236517031529107842048869275552183073428173129133737407319762495248229463730210581036745737489157047320193530518506233144696237297613260420311486734462144389270765883207494083281873093449131035981361367198016443102226192777494634848211530259814650502368024562473241716400173904488195102716666662295226474864396219843595646196398936682771866447028736746831833551338136683359511621652371222704277966582667452751502109159760789717746847973286595582035820689594376657530381351799019441704728233527825437265530667039044489064928107364616476607083257332846702879108261721573442804221246124850256344099728860894919990923093439079686039122268810350201256820874585316441586019370685230068093881842101660059406594872433017542937515770402182000428422286833660333442308753265939464322934129246250552024795478790182080369131214396216843581
 . . . . . . . . . . . . . . . . . . . . [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)
							befdeac94f7fa7658063a3c044e731008ef0363b
 . . . . . . . . . . . . . . . . [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 (87 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'blumenhaus-brehmer.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'brehmer.isp-vhost04.domservice.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.blumenhaus-brehmer.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 (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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