www.oltoko.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:2b:1e:2d:5f:52:04:b4:ac:e3:34:c7:f6:38:97:8b:3c:e9 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): 04:2b:1e:2d:5f:52:04:b4:ac:e3:34:c7:f6:38:97:8b:3c:e9
Serial Number (int): 363121397931200600095054535422470032932073
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: b4:e5:04:2f:e1:c8:13:ab:3c:1a:88:73:ac:25:07:71:1e:e6:7e:05
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 27:6b:37:b7:1c:9d:f4:2d:16:f2:d8:a2:54:55:dd:af:0d:17:a4:9d
Fingerprint (sha256): 30:01:f6:49:df:a0:80:77:c3:0b:8d:68:0b:05:9f:f8:5f:3d:51:e6:36:a5:c3:89:9d:26:38:a1:f7:03:27:2a

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 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 363121397931200600095054535422470032932073
 . . . . . . . . [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 2017-06-17 21:02:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-09-15 21:02:00 +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 775958307888651054465845974424512343967831979014894694173235072512410231155341327119603413635858891767200347012913283403638167414687250423286142693459744839632866559365347734506319143689950105112082462004331638199587091211311356738855297894461888807149284489586318594823861946669547740950142063978993525690562246306589945843880688200491626051246732970631026872764024867367076891904041625284577808228249829851688624359411118091727337447909498294808960426808108348788129635110981419097377375105440533578573121415141505792736873506745360701230315138773682651950443307013483314991921941915992038679628588487621614692409035913799560308795038596524493894839820526309450268031330163739916731869096387732554252843654440216587910049809553878787590947116746475441129453004588845461769440355003954061925686150194596352110838783212501450092348811761788401438634724491244116582730060350232754443312143133311448378685985066866955574165132525204993178653427204910277853693713121809881334995484791837926500796412669374781594554178575727483657368958789878125500785565130935094648055595360736109873558708732527299149957166245914027538270797839393184172230707666808276954492808495275975187423218762240993745340548945823137957697418025758991221563772003
 . . . . . . . . . . . . . . . . . . . . [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)
							b4e5042fe1c813ab3c1a8873ac2507711ee67e05
 . . . . . . . . . . . . . . . . [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 (99 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 (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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