adaptech.de

Issued by R3

About this certificate

This digital certificate with serial number 03:d8:31:5b:45:9a:12:42:bd:4f:c8:f5:d7:ce:6a:d9:e5:96 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): 03:d8:31:5b:45:9a:12:42:bd:4f:c8:f5:d7:ce:6a:d9:e5:96
Serial Number (int): 334903455132704086687488981314152735303062
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: ea:2f:53:ab:9c:df:45:e4:fe:e7:27:71:86:12:23:e1:6a:72:2a:31
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 03:62:5c:7f:5f:27:13:ed:ab:6a:e4:ba:2b:1e:ee:b3:00:5f:1a:56
Fingerprint (sha256): 0d:5b:99:35:ef:27:1a:24:2e:a2:c0:04:d0:6d:2e:ef:9c:6d:1d:b4:44:17:11:5b:49:ed:a2:e1:f6:7b:f4:90

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzZmNiNsnBdGMUK0LpHOO
SS5WBo4oCPizvtdmXo/HN9IqipBnXyhsawhEmVmHULt6FKy8MFpjc+wzPU7B5its
zPETh3Dtt++ZRbeQO2EK7sli/mkBHTdSJRsPrRI1HIc5rlCtGvdTfiu34kDcoKAQ
7uixhlRDaFDNLr04YF1cgEbUzAEWAHLGrUOIMVj4gFIg/+pfICTECE3ZBRCMP7uV
dPAtljBAz1BWCMf5BQwKmCnP8nlayDhFLvB7MePQfqCwww10WcvbXx/5y3dq7j9q
Dx9iwkx/qLE3cSV3/ldkcRmzSyxAqPj8zXa0Uv9AmDPBTmkZKmjZ9BwGE88zVo0j
0wIDAQAB
-----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 334903455132704086687488981314152735303062
 . . . . . . . . [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 2023-11-28 22:02:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-26 22:02:17 +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 25954572260109755859950130081961414008955769789729349855852466509673121879941936797708418897302040366670751940222342018283378994923827175875542768108189726557162282189973642761262857436148427734784848782662334649112724476120588036239638464039012077469590576969493833885417599321876787657752679227681154004103518381880720122987489642794030889750300475269999179893763086921345478717994614881580886526911288679071259958332293244834093893771030268281037358649144260937844298868818096462131898843283382268287304389473776984580896649094149836361153931602490731164000302594417365287082907253272375194356965531019113181029331
 . . . . . . . . . . . . . . . . . . . . [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)
							ea2f53ab9cdf45e4fee72771861223e16a722a31
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c182b47a00000040300473045022022edaf9da9eba7aee17b0c0461cf9a638abbec623ce2d28796d5e831d68fd134022100c00f3c35d620683aeeb260369903380bccc7944745ec0676ceec51cedf433452007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018c182b47e10000040300473045022100f8851f46fc1d667331f36b4f9248a3c87974e95001df106f7f528395e815be8d0220300ae2b3e07fa1e4e3329d0cac49cef87d7343c48530225b8e2dc0f70fa33f5b
 . . . . [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)
		0087ee92283991f8f81d880f12d092ee01441e599a51a09c298471de745a9d7b1fab000fd01f021e9ac9a74f1eba00dfdeb0626985b94a3e44f3d0a5c69c119b944c32f48b1d5e3bfbffd1bf26cfa1817c91cc789ec40fc8e721bd9cbb48b85d5a2ed729253da52225e87c0a119dab2485d49483eaae7dcfe0a76ef623a30ca830707124274a621f3247346d4334d15de9875016f5dba95708a83fd3149833255c746a0d254a719786e9563692257a7832533822ebe01d776fc1ef6cadb30550a15e21476f9bd51d84ede2e1da388f120611d9248f590b0a22ade21cd2e8d05e810c46261b05da311416548bd842821ed9f76680c6ea6fcda70a5a2e8a326ad3cc