www.oltoko.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:40:4f:1c:7c:3d:04:91:f1:24:6f:30:d5:75:6d:c7:85:f8 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): 03:40:4f:1c:7c:3d:04:91:f1:24:6f:30:d5:75:6d:c7:85:f8
Serial Number (int): 283220086194052972069883476955736551425528
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 6f:42:69:df:e2:b8:5a:76:6d:68:6a:0b:41:35:6c:ce:f6:27:5c:d3
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 2c:dd:81:1d:65:0c:72:bf:07:74:19:6f:0f:3d:91:32:39:93:6e:3d
Fingerprint (sha256): 00:0b:fa:e1:0f:28:02:8f:13:3d:7d:2b:69:ca:f8:d3:d4:cb:32:7b:9f:33:af:eb:ef:96:94:c6:d7:22:26:12

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)
www.oltoko.de
oltoko.de
www.oltoko.de
www.oltoko.de
social.oltoko.de
oltoko.de
www.oltoko.de
www.oltoko.de
www.oltoko.de
social.oltoko.de
www.oltoko.de
social.oltoko.de
www.oltoko.de
www.oltoko.de
www.oltoko.de
www.oltoko.de
oltoko.de
www.oltoko.de
www.oltoko.de
social.oltoko.de
www.oltoko.de
www.oltoko.de
www.oltoko.de
www.oltoko.de
www.oltoko.de

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 283220086194052972069883476955736551425528
 . . . . . . . . [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 2018-02-24 22:03:14 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-05-25 22:03:14 +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 690674521212387304968521118207286568703551416721418135365549927988297397440637687118651575368279843282811021971992139632138387327278820488201447084613050330991679988817132682699460858742272044134678057129399181067138388029418451421376764435152826823088555585600584972061456705010474963826314172952675635987377455601520696422392344239203752775009131352453216775498186748260858688390623363612971066963688441793378870873525265444597378683860893908215803686688114562854113123428814613679164272851514589509283720565751662550663518708390973575362111057266367781647303989013928845757363025771360701083688649396285549751530156437743981821604036173206209543076227083990088233914256689931711378810618158735385178941407770248222914609653400592220832387027091402847737947004351309391471951000880010838970396724240182450943176001212091850309401912721705915385999105281512030486644660588795936733658506346913518540999812430465216570658883955765910671623445533359457841057355865916759788116190975191651302172255846678086167662762838074226139468891710218723244364748195377903435938105982915309961619384795890786683086159968961916636843610015190068891768606576694127086392890786482821472696207324807531303265548163652905365523537213906319298505175711
 . . . . . . . . . . . . . . . . . . . . [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)
							6f4269dfe2b85a766d686a0b41356ccef6275cd3
 . . . . . . . . . . . . . . . . [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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