adaptech.de

Issued by R3

About this certificate

This digital certificate with serial number 04:c4:af:df:5a:7c:29:8b:0e:4f:8b:2a:27:a9:04:1c:be:c6 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=adaptech.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:c4:af:df:5a:7c:29:8b:0e:4f:8b:2a:27:a9:04:1c:be:c6
Serial Number (int): 415378262260260752443727518614238013472454
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: de:75:fb:d8:9c:98:6a:8e:96:6e:88:63:25:ef:98:b0:19:64:54:4d
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 22:c3:40:8c:8b:1a:47:c8:00:03:71:6a:51:f2:13:d6:ae:af:d2:e9
Fingerprint (sha256): 6a:b8:fe:f2:cd:4f:d7:e8:e7:9c:5a:ec:c3:db:f5:d1:d7:fb:75:8f:b9:ab:3d:46:c1:7a:3d:bf:09:c9:b3:8a

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

Revocation information

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

Check the revocation status for certificate adaptech.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for adaptech.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

adaptech.de
www.adaptech.de

Other certificates including the domain name adaptech.de

(limited to 100 certificates)
workdrive.detechniekschool.nl
adaptech.de
collect.drbrows.net
workdrive.detechniekschool.nl
adaptech.de
musterfahrschule.adaptech.de
workdrive.detechniekschool.nl
drive.gesikall.fr
adaptech.de
adaptech.de
webinar.just-barcamps.com
drive.gesikall.fr
workdrive.detechniekschool.nl
academy.adaptech.de
collect.drbrows.net
workdrive.detechniekschool.nl
collect.drbrows.net
webinar.adaptech.de
workdrive.detechniekschool.nl
workdrive.detechniekschool.nl
workdrive.detechniekschool.nl
drive.gesikall.fr
adaptech.de
drive.gesikall.fr
adaptech.de
bookings.thriveherd.com
collect.drbrows.net
workdrive.detechniekschool.nl
adaptech.de
workdrive.detechniekschool.nl

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwnpZZDsIJX2GEXrTFUTE
ha6lvEdzBveS5EuejXmGi9AtbQvk+hGFGvZXHYlqdHMrN8C4G2kx2vsl0D0wfogq
igBPxVrEPCCDq2Ognsf8Lhm7MaEdjH4v3YZmw5zfFpzSOI75V6pYUzjrWZrdpKhw
sCF281y1wJdGppajwwjYkhz1mrfL7vPvcwweKp15GewidW2ZInMsmvOBqJCXgKqD
EvAM7GMCooP9rP6vaS4NdeTi4HX6oQwBvRG3GO8xpavOFioZBU5WC/TDGfisJeTX
fegV6ivhtei5bmaZgSMvvRgF3oK5ZeOcNFtJ7AqsVe5/nqbMzWGA2v2SLKWPk+du
HwIDAQAB
-----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 415378262260260752443727518614238013472454
 . . . . . . . . [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 2023-09-26 17:01:17 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-25 17:01:16 +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 'adaptech.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 24550563795486134940355960873259781392100618064050355476737852244747020702801909244838745654499492926794566565387089551121315383069172929200767436149894396594456694667807461513914704354366174387855193114230510623091000997528443351343407672403785986264941822158459340909390275782073484992456274078683728097921850619164975414927448190102877986652497534788236973616546125036992601693859716827403730151062971037133710234080476341112131292264029086074238275741239444078599762324084823499355276585050219009986181351543225401033757532082061841820857562644226579149880911596065481720024692186124214558175847322614354017742367
 . . . . . . . . . . . . . . . . . . . . [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)
							de75fbd89c986a8e966e886325ef98b01964544d
 . . . . . . . . . . . . . . . . [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 (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'adaptech.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.adaptech.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)
							00f1007700b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018ad2a70c4b0000040300483046022100c6246513ba1223d7800798a4f9716c98fba7f66378ff05038e7aa55f96a88b5c022100a22f043fb5ee3c0d3929d206b65b1a0c96ef95e29d1732fa68da593af82f117d007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e0000018ad2a70c5200000403004730450220515ea672ad311b1605a9129308417ba68616f0a387c373c9b5e79b7e59e37572022100949578c4b47d153a4fd1a95bf0b3be7c8891261c8ab7e6b94135a0ed65c62f3e
 . . . . [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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