adt-research.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:30:77:16:be:25:76:1c:78:6c:b1:b9:5c:b1:a4:dd:6a:67 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): 03:30:77:16:be:25:76:1c:78:6c:b1:b9:5c:b1:a4:dd:6a:67
Serial Number (int): 277828707626140899297813122017332257712743
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 63:6c:61:9b:47:32:22:6e:13:de:b0:5c:a8:37:38:9c:88:e3:d9:65
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): de:58:95:96:ea:87:96:ff:34:b2:13:32:56:6b:38:76:a1:3f:d8:04
Fingerprint (sha256): 11:1e:f3:aa:1b:bc:20:c5:49:20:95:a5:25:aa:43:d6:8b:96:6c:99:d0:78:e6:4e:88:6a:11:f3:d3:bb:ae:eb

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 277828707626140899297813122017332257712743
 . . . . . . . . [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 2016-08-26 21:01:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-11-24 21:01:00 +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 715007677260705830198533718752449341484488916226112489536541414270490283439909849607013829927383576197469203249974250478994408666876056488401929071629685001618473268842133328847232802508740664655999814985791257935774229076549832346591202138401684219118703776393568078427491605175670361954855064631202892917242761876054383803785705252296811585522852182011645161619746503148413949573161411168254431315141450846690389082097675195740439191061824890127674419381819188163600524640862964684923914690264348091651780977502934452892484163513833363818565501184133236260076584511491803589041888634403791335312355107865829035550515336603861792483766449100324610295173461900437456626473728740791949463082337026288488834802654140003893654758616964254868226301345854066732268654081003458967386112860403781118385989391546737834116810496875250459377418834258804722767028186523406880088114807428460222276079821301214325842338976746758664727673271421747075285350862095804224051971902668222353189750491667080909775959377662485235670464572063265748187610542846421056947058319301358608977461566807083881852012628434042332218283323376577928570068066105388910704897656274947705804487823795192130975186461609369015977823168950991592102918879305610569907938551
 . . . . . . . . . . . . . . . . . . . . [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)
							636c619b4732226e13deb05ca837389c88e3d965
 . . . . . . . . . . . . . . . . [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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