adt-research.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:26:86:63:08:ac:6c:56:3d:7e:de:12:3c:50:dc:75:68:f5 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=adt-research.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:26:86:63:08:ac:6c:56:3d:7e:de:12:3c:50:dc:75:68:f5
Serial Number (int): 274446218503020624647136936965497964292341
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 15:94:ca:21:cc:16:0b:51:d0:b4:62:86:c3:5b:49:ae:ce:8f:d5:0b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b0:f7:c4:0f:f6:0d:dd:61:49:2d:0e:74:f8:79:f7:5d:17:5b:39:66
Fingerprint (sha256): 34:c5:a3:63:79:30:ad:71:90:34:03:b9:11:98:40:c0:81:44:9e:ea:00:e5:13:39:86:1c:1e:d0:bb:dc:ee:f8

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 adt-research.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for adt-research.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

adt-research.de
www.adt-research.de

Other certificates including the domain name adt-research.de

(limited to 100 certificates)
adt-research.de
webcollab.adt-research.de
adt-research.de
adt-research.de
adt-research.de
webcollab.adt-research.de
adt-research.de

Certificate

The complete raw certificate details for adt-research.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 274446218503020624647136936965497964292341
 . . . . . . . . [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 2016-06-27 11:27:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-09-25 11:27:00 +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 'adt-research.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 907165710791885656321613211471311086013283843351266280399922421969426391872402350780571075621861711591952741525511529482844972464473400097229161225392458644975526587039950683916636329541697696093008619346746894241271587359546842159855357883450032765282095352505961299912352744614018336041660575583728606650316596400266998222705844011171109947822047190083092177435595965228158686308736210783847286733631569025183281265333685407439449318268565606560467650332288191325864296340717916226485549543494430156259007028112097200896545462838971423655635307483127053974020728516464381765653197883581487057869815425116356484720509086582743512969413943085599233480184173396564041211877314774789245402371235180902192174553125728653069177983038953502747906218817648263681016303735709357036337283179598247007130595455761382983547633281936751217469019245101775019335950523723023567663671331219845246121416638163647554363603592605583617005762966503167218780009446455604917917780893182245614412732100531155810620766713798417277979181508910161457876833227350593990490006068034930870223992299018999544029287933302381649833753639108986993378286880733656854490812340807413277795961544733836766581285327202835621289411524776536553021705216450379884054703717
 . . . . . . . . . . . . . . . . . . . . [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)
							1594ca21cc160b51d0b46286c35b49aece8fd50b
 . . . . . . . . . . . . . . . . [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 (100 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 (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'adt-research.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.adt-research.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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