it-strixner.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:d2:6f:a5:f6:a8:0e:3b:14:de:4a:2b:3e:15:22:37:80:5d was issued on by Let's Encrypt.

With 3 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=it-strixner.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:d2:6f:a5:f6:a8:0e:3b:14:de:4a:2b:3e:15:22:37:80:5d
Serial Number (int): 332944560887979099191647436560077124239453
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 4a:26:e4:1a:84:18:03:bf:30:85:46:5d:53:e4:b7:90:56:9e:1e:58
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): f1:b0:da:54:ac:1f:55:96:ed:65:c0:6b:92:2d:1f:92:5f:e4:59:11
Fingerprint (sha256): 5c:e9:ed:83:1a:c2:b9:b4:f7:71:fa:62:a4:57:45:02:b9:eb:b7:69:5b:69:17:d7:1e:74:0e:a6:83:3d:75:9e

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 it-strixner.de

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for it-strixner.de

Public Key Algorithm

RSA

Key Size

2048

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

it-strixner.de
webmail.it-strixner.de
www.it-strixner.de

Other certificates including the domain name it-strixner.de

(limited to 100 certificates)
it-strixner.de
trainit.it-strixner.de
sni.cloudflaressl.com
analytics.it-strixner.de
akademie.it-strixner.de
it-strixner.de
it-strixner.de
kts.it-strixner.de
it-strixner.de
analytics.it-strixner.de
it-strixner.de
akademie.it-strixner.de
srvwt20.it-strixner.de
akademie.it-strixner.de
mail.it-strixner.de
kts.it-strixner.de
it-strixner.de
it-strixner.de
kts.it-strixner.de
analytics.it-strixner.de
kts.it-strixner.de
it-strixner.de
analytics.it-strixner.de
it-strixner.de
it-strixner.de
srvwt20.it-strixner.de
it-strixner.de
it-strixner.de
mail.it-strixner.de
it-strixner.de
analytics.it-strixner.de
it-strixner.de
srvwt20.it-strixner.de
it-strixner.de
akademie.it-strixner.de
analytics.it-strixner.de
it-strixner.de
it-strixner.de
kts.it-strixner.de
it-strixner.de
trainit.it-strixner.de
kts.it-strixner.de
analytics.it-strixner.de
analytics.it-strixner.de
it-strixner.de
it-strixner.de
analytics.it-strixner.de
kts.it-strixner.de
analytics.it-strixner.de
akademie.it-strixner.de
analytics.it-strixner.de
trainit.it-strixner.de
it-strixner.de
sni.cloudflaressl.com
it-strixner.de
akademie.it-strixner.de
trainit.it-strixner.de
kts.it-strixner.de
analytics.it-strixner.de
mail.it-strixner.de
analytics.it-strixner.de
trainit.it-strixner.de
it-strixner.de
mail.it-strixner.de
analytics.it-strixner.de
kts.it-strixner.de

Certificate

The complete raw certificate details for it-strixner.de in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA54aK7jZIk2s3fkfgpwCP
e9cjNTyngcR5O/9Ziz7vWBtFAQGz2JILZYCNSvpxc43MleSE2NH+7PbX5SgwiMeU
QR07MmvUsqMzjsAIerwZm0R0e4WQpg2k5kpHAtqxAF0WkZ/9KgZ9DYNeW5aV8KKf
+9vv0kuIXs1qoLaN0XBqQ6ZDgpu5Db9BOaiMypWeqJQjcWPGjzKlqAhVIFfWkeKn
U8gKLh+WbotDYbjG5t3f2mIZ5EHpkm2Hw/cxKI0XKvXg2lU/zLOQyQ6MbSRTHxV5
qU5on8V5X4IInnZFFBtY02U3CrT6UAW6K4Rf2ZSGa6yrwgEJCrp7KWuQxAwQUxFs
mQIDAQAB
-----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 332944560887979099191647436560077124239453
 . . . . . . . . [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 2017-12-03 23:28:10 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-03-03 23:28:10 +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 'it-strixner.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 29227393923941438506242767346477123027543307066626967799305167560603354926367408455691736497740524050777151150209099222794848141665682253501972572647309344517750129519916015319554759483278258156829656714726320266376892788418063601086007991978002867517662449784258812814276411136883714064296595622537836113856167765463231260229824273371812354375956403009330883754798821163272913154965523547145279080895519976090039942148040267459493987451959257366729324498251775258577655192006874579194696620817042451827556164549603609676931870127233705631587455703349886593537015291018496063757241787047498923271582555129799632841881
 . . . . . . . . . . . . . . . . . . . . [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)
							4a26e41a841803bf3085465d53e4b790569e1e58
 . . . . . . . . . . . . . . . . [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 (62 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'it-strixner.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.it-strixner.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.it-strixner.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)
		005075b2ee2352ec654865f7e50bdcc6203f3be53653db601492a8697cbf4f420ed608fdb0bb502a9a3cee44fd242f861f5a7275cebc6f4b9810dac0a161dbab8e523832552f690fb8c17fb1bd803d41f3b145199d1f072b038786c7db8d334c6791e292b99c52e1c57e45c142d852ce8be7be488fe8fa7e541c0600da7cb8e4d0411e5739a56349626094cfc7fe17ff0678e9f768ecc823bbec38a4011840765ce615e8632ba8396e0aa398cde0775ab4a09d1d042680fafaa4b1255a196271e0ff597fe895581754dbd020d41f3f05e1fbc30debaecfa1e84514e1f3e9f59e69df2a15ea5eaff0f9c4a7f14d0c684bdae0a18066e1d56d1fdb81eb71818a256f