andreseck.de

Issued by R3

About this certificate

This digital certificate with serial number 03:d8:b5:50:a2:68:4c:61:77:d3:ea:dd:15:ec:97:0d:91:4d 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:
  • 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=andreseck.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:d8:b5:50:a2:68:4c:61:77:d3:ea:dd:15:ec:97:0d:91:4d
Serial Number (int): 335078857995202923992642308032034423804237
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c8:4a:58:f8:ec:b8:b9:7e:0f:81:5f:3e:4a:f0:35:8b:de:cc:12:30
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 3a:ba:ca:1f:2c:43:9c:20:dd:96:3a:b0:bb:d1:20:f1:a5:dd:de:f8
Fingerprint (sha256): ee:aa:17:a1:59:7d:c6:4e:27:76:b7:71:24:f7:ef:8d:88:2e:9f:6b:da:4d:2e:30:75:b6:34:92:06:24:a5:31

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

Revocation information

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

Check the revocation status for certificate andreseck.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for andreseck.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

andreseck.de
www.andreseck.de

Other certificates including the domain name andreseck.de

(limited to 100 certificates)
andreseck.de
andreseck.de
blog.andreseck.de
cloud.andreseck.de
mymail.andreseck.de
cloud.andreseck.de
support.andreseck.de
support.andreseck.de
cloud.andreseck.de
andreseck.de
blog.andreseck.de
andreseck.de
*.andreseck.de
mymail.andreseck.de
mymail.andreseck.de
support.andreseck.de
www.andreseck.de
monitoring.andreseck.de
andreseck.de
andreseck.de
cloud.andreseck.de
andreseck.de
mymail.andreseck.de
blog.andreseck.de
mymail.andreseck.de
cloud.andreseck.de
cloud.andreseck.de
cloud.andreseck.de
support.andreseck.de
blog.andreseck.de
mymail.andreseck.de
blog.andreseck.de
andreseck.de
mymail.andreseck.de
andreseck.de
blog.andreseck.de
blog.andreseck.de
andreseck.de
support.andreseck.de
andreseck.de
andreseck.de
blog.andreseck.de
blog.andreseck.de
www.andreseck.de
andreseck.de
mymail.andreseck.de
blog.andreseck.de
blog.andreseck.de
kundenportal.andreseck.de
support.andreseck.de
blog.andreseck.de
andreseck.de
cloud.andreseck.de
cloud.andreseck.de
mymail.andreseck.de
andreseck.de
cloud.andreseck.de
mymail.andreseck.de
support.andreseck.de
blog.andreseck.de
blog.andreseck.de
cloud.andreseck.de
cloud.andreseck.de
support.andreseck.de
cloud.andreseck.de
andreseck.de
blog.andreseck.de
andreseck.de
mymail.andreseck.de
mymail.andreseck.de

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvKxblDLg3LOwYgv7wBa7
dPyMx/iazx49ighz5k7Tje6GPXl4h3HsqMidVDC/lXkUDgBK4PLmjzHly+xerPND
k4fg/PeoYvX1KI7fCXZDlfa95zXNfMegLpecymz7f4TKVEmq7zElwcxsVeimENMB
TDthELsBrzYMNj7CCV55dp6bEDok30G/KXFO/SZS1PQExJr5+HxiQO4edaSAXhr1
v3qhhUWtzn4nr5vg26219DZ38GNjs4VLCQtdDa6L48BfbG7XagxV4/zNi6F29ZXM
1O3hKEk4wQf1kl7xG9PvLGgaWygRHgJQ3qO470P+1oj3EtXdtDZR3+NowbpkMz4m
ewIDAQAB
-----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 335078857995202923992642308032034423804237
 . . . . . . . . [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 2024-01-10 21:19:32 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-09 21:19:31 +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 'andreseck.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 23817794098046840758170284205350990599137183943577168609373955647694537510216290519127637220943988927973714753876383753613873000912334239260515990247283651908931238434229801467549358115191325597980703062633181943951441812487498192793044569540166590399516184315693120900814011668440580169412433573838194699229353385211117085270851606826547471507474051912724960749654512162750941808543441349640452565040041441376471060583346756137877369012984332815687095504981869886649896550205968386094998660467532436496886268323847960782374906247624872871578452680531079930796422471509529851837140993053434585970325137616815282595451
 . . . . . . . . . . . . . . . . . . . . [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)
							c84a58f8ecb8b97e0f815f3e4af0358bdecc1230
 . . . . . . . . . . . . . . . . [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 (34 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'andreseck.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.andreseck.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018cf575931e000004030047304502202ac9fae2efda69938a0438b3d9935222f9d610c4184e4b36c63a4dc7cfd5aa3d022100c533bbdf3767260af6352c1fb8b3174ef073197803f933686990d43552d9b94e007700a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018cf57593270000040300483046022100994cda766258afb930e17e46cc8f67d50a22d647b2df895374663e55aba26a2b022100c4d8cbe1d0f4666bd2bd3875d1f0a3f23f6cc8a79475435de56ed958ecf8ce63
 . . . . [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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