k2019.lanxess.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:1c:0a:84:fc:30:6e:66:6f:fb:44:a5:ef:4c:99:33:ba:f2 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=k2019.lanxess.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:1c:0a:84:fc:30:6e:66:6f:fb:44:a5:ef:4c:99:33:ba:f2
Serial Number (int): 357991032778974778430683433787181117979378
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: c7:d0:4f:8f:d5:ca:1a:ed:ec:a5:45:34:1c:ed:eb:ee:f9:ae:09:d9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): be:65:16:c7:d9:3e:63:db:4a:02:73:71:f3:28:fb:6f:22:6e:4e:0b
Fingerprint (sha256): b0:25:ca:38:bb:ca:dd:65:f3:a7:de:9e:91:2e:4c:47:bc:4c:1a:97:4a:b3:9d:84:5a:24:6b:b4:9f:30:7d:f6

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 k2019.lanxess.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for k2019.lanxess.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

k2019.lanxess.com
k2019.lanxess.de

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(limited to 100 certificates)
medienportal.lanxess.de
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lanxess.de
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medienportal.lanxess.de
quality.lanxess.com
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quality.lanxess.com
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quality.lanxess.com
www.lanxess.com
bildung.lanxess.de
bildung.lanxess.de
bildung.lanxess.de
lanxess.de
lanxess.de
www.lanxess.com
bildung.lanxess.de
medienportal.lanxess.de
bildung.lanxess.de
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k2019.lanxess.de
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www.climateneutral2040.com
k2019.lanxess.de
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www.lanxess.com
lanxess.com
fussball.lanxess.de
www.climateneutral2040.com
lanxess.de
bildung.lanxess.de
www.climateneutral2040.com
medienportal.lanxess.de
schweinepest.lanxess.de
bildung.lanxess.de
k2019.lanxess.de
bildung.lanxess.de
k2019.lanxess.de
lanxess.de
lanxess.de
lanxess.de
add.lanxess.de
www.sam.lanxess.com
schweinepest.lanxess.de
lanxess.de
www.climateneutral2040.com

Certificate

The complete raw certificate details for k2019.lanxess.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAudn4G+R0Ht7IpLitpgnS
HlACRmbc0nnwyTaXa53fEHHHx8+SqzzhW7JxVo5EHX/ucT/CqPbYbyuDUSVne6v5
Ux8444pIP4A8ppE6y5pDFsOn2GnncSniEyV2GpODfRjfd7VnsJdKvYoj4gX31pYe
2J0/qXgQ+DHBwVHsziVK+h2YudACLFTRvq3wRYUx0lzw6POxP4qhkYwtNVtPmeIp
DChtt3xoyz0hKB0FipkKqKxiH84DkW29Vktgvfq+wklEjQeBNoenaHiouenFwd29
CN2bzGPqurIoRzYCyC82n/iRaOwj9DgrUw8kn4juS8U+FB1b6wc5txifM+KkE1Ye
dQIDAQAB
-----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 357991032778974778430683433787181117979378
 . . . . . . . . [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 2019-11-01 10:33:45 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-30 10:33:45 +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 'k2019.lanxess.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 23461571025217420904132624998014102319243557630541622468239981792237348605036620119101793477276458967166463373664411777910145092314369867640563661860645389132413267467736429553854463384099299751932502919995258783433943912848759874403442897026197649859207271579917965436927469512567165593753623616972567970198901328627185115087033174699294398877388792343506535515480099372684991027489024122416159877914761384855610984081647161618067417935494966170878610363978094377302907876295825566391506788444947307756099975300761819879203782511069980951433260451549249592844942635305573443507621289412818524990805761568928968351349
 . . . . . . . . . . . . . . . . . . . . [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)
							c7d04f8fd5ca1aedeca545341cedebeef9ae09d9
 . . . . . . . . . . . . . . . . [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 (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'k2019.lanxess.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'k2019.lanxess.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f2007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016e26be24c5000004030048304602210094757a0a5ed053d0f6e2250132cca3b041444cfc5751242b7f4aea671c0f4927022100ad0d20de0b9d755d5a570cf79342602af76f3609bb3a97415fd059901c334cc0007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016e26be24b60000040300483046022100c38cf49a1353e299629061b2cdffcbef99d637a4b451aac2aae38d02fd94bb2b022100e5b6f189f8e6a053c29230ad5133b9739a61107de43675862f2d341373f5c9c6
 . . . . [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)
		004a0a73653409512abc4f8d5602ce7684433b4085eb06a61b2f568e9204668149e59d0ed09bd48d49723b6acc071c46e7c85e81e30df2d44ba941506699cd19a2923645c05eb577a084010a46e809fadcc5ac19f6c9217a57bf81a49881286a73c9b7b492b98142a020b1da7ec2111b6c39bf7ba12b8b995126dcf8f3df48f44878520afed9e327c1281d5ab5ebd3843e90ff8948b35c682d3c7565789317db6d18f391a4d4da27570f039729ea0be74631a31cbccef22eaa54de3ac062519ccd12bb2b9667157c3466a1cb40effb9568e900bcd2c6dedad0f1c66638bf74beacde9bcdb3f58fa2c27aeeea6a791e7134a8239eaa2b2857c923e81949492b5411