www.oltoko.de

Issued by Let's Encrypt Authority X1

About this certificate

This digital certificate with serial number 01:ec:61:c7:80:4a:52:95:0c:26:1c:23:2c:c3:f4:a4:cd:7b 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=www.oltoko.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 01:ec:61:c7:80:4a:52:95:0c:26:1c:23:2c:c3:f4:a4:cd:7b
Serial Number (int): 167548895509804580545943303415313635528059
Serial Number lenght: 137 bits, 18 octets

SubjectKeyId: 0e:aa:79:e6:37:aa:4e:a3:06:c0:3a:44:06:d9:f2:e4:a2:bf:17:d1
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 8a:a7:49:c4:ac:a9:89:b4:c1:c9:6e:b3:ae:b8:9e:df:da:4d:3b:62
Fingerprint (sha256): bd:ad:73:4c:aa:53:c5:68:46:f4:60:ef:f3:67:04:73:f2:e8:e6:de:4d:dd:38:98:20:e1:21:7d:0a:f9:e8:c2

Issuing Certificate URL: http://cert.int-x1.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x1.letsencrypt.org/

Check the revocation status for certificate www.oltoko.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.oltoko.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

oltoko.de
www.oltoko.de

Other certificates including the domain name oltoko.de

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.oltoko.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 167548895509804580545943303415313635528059
 . . . . . . . . [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 X1'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-01-30 14:50:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-04-29 14:50:00 +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 'www.oltoko.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 827826007622965129885687077535540017583643181226377499801739068905074249154263625770945076523158213016691839720063908231014871147845420321726785294048164135928674609791856455351976522513373872182675189448971864380093268958725403120792693296954954488664613270023626388696789607702483975678759655438353487707185948578860752608678479985338229668328818419562585635811436763804223152138922943663786002962974051859788160112837358957879466049276059838478860197343173132714665194227961597415655799010642508276815212593460388220781046176417463413951686271459398782534304504480084749287570953372733930293105333057545525092533236884059395255952232462772433955118508954546821120043709332111358006682580887967293799842030317097836090103108740367383072643886328304122128072054831642955422976053911412282757333363307927502998486448901272304363184378441068380424257908948983890422881421577141936091576099841969317572870698263405940909329611210939102569945839030505495956019414583323980018639623538422765634065680061207909268624814496287486925762440939369189759802684205099457757090394566642450435686191729363095405568488631169905433058678745780544401222079293083345484820240094220644479238841443224638484257369870758044826801569497861332669734772731
 . . . . . . . . . . . . . . . . . . . . [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)
							0eaa79e637aa4ea306c03a4406d9f2e4a2bf17d1
 . . . . . . . . . . . . . . . . [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-x1.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-x1.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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'oltoko.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.oltoko.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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