www.knallhart.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:25:55:4e:81:b0:cc:ae:e1:10:35:29:bc:56:4a:88:d7:82 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.knallhart.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:25:55:4e:81:b0:cc:ae:e1:10:35:29:bc:56:4a:88:d7:82
Serial Number (int): 274040697380590488485272020757452708960130
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 10:da:2b:33:9e:95:0b:f8:ea:5a:ed:de:2f:8e:ec:52:e9:1f:e7:58
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): f1:b9:1d:4c:d0:7e:32:3d:98:fc:ef:da:b7:6e:34:c6:8a:87:f7:0d
Fingerprint (sha256): 7f:ee:fd:56:3e:a9:86:7d:86:9f:35:ee:11:9d:45:68:a8:18:de:99:9f:eb:2c:bf:d8:4e:e0:14:9c:c9:12:18

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.knallhart.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.knallhart.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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

knallhart.de
www.knallhart.de

Other certificates including the domain name knallhart.de

(limited to 100 certificates)
mail.twooit.com
ssl.masterlogin.de
mail.twooit.com
www.knallhart.de
mail.routing.net
www.knallhart.de
*.knallhart.de
www.knallhart.de
www.knallhart.de
www.knallhart.de
www.knallhart.de
mail.twooit.com
www.knallhart.de
www.knallhart.de
mail.routing.net
www.knallhart.de
www.knallhart.de
ssl.masterlogin.de
ssl.masterlogin.de
www.knallhart.de
www.knallhart.de
www.knallhart.de
www.knallhart.de
www.knallhart.de
www.knallhart.de
ssl.masterlogin.de
ssl.masterlogin.de
www.knallhart.de

Certificate

The complete raw certificate details for www.knallhart.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtusJNyaGATj+2MC5Ro5w
ODID+Rtj7G5SrZgRCRr8rAs5c8bCIne74MfulA+fGqhHe/JazdZTQ5jj9BdMx3Ws
Oxy/5pLtxm8EANVauU2ohvxERPMm3tXrkbc6jXk6XHPsyyPE2v44EOY1WYCFz/CH
XXyJY9gMsQ7T7Yo3gSMmAEP9ygTy+1Hbq3sIykkktVs1ByZM/C7R7bidC5y67dc9
NO5FbyYr6rlXg2LloIApsJaNuTUVgA0i2D4poKEtHEKvwIHBLq73JaV+al8LTEaU
dO8+wunpJ3iAa9RFDAuXDFEyLnYo6ZNmbvy1W5O0c4B7d1wwMwC1aB1sEuMtI8oR
cwIDAQAB
-----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 274040697380590488485272020757452708960130
 . . . . . . . . [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 2020-01-12 10:25:53 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-11 10:25:53 +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.knallhart.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 23091272074001184530708501039171001245859118962488212292284629297587934514009193061468749101532719355234323997711845464718571858144035372376478754919846797969230577987236197424603405496839723179896330112309880836401024929444246985794713673049418882374760451201911195897378211618663526436608836820928684348498061320691623006468259464492706184395412395512107190219311361666389826598891196658791593408765630503462800733242483197822624433715504026038995849111339800441115367976302775284087610974488102796751777688629055985819683264702952345844104766242535316688331701162374883677517616639878187902160259127573720274178419
 . . . . . . . . . . . . . . . . . . . . [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)
							10da2b339e950bf8ea5aedde2f8eec52e91fe758
 . . . . . . . . . . . . . . . . [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 (34 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'knallhart.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.knallhart.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 (69 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016f9980d02d0000040300473045022051837ac613bc52fbfb568660f9274adc9fb1d6a578f944b31a6793bb4fdde97f022100c5b9d718f4eb3679fa2f04d788cc4a7c75c4a006cfc0733ea62b312f2058dd9c00760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f9980d0560000040300473045022036a62103afa739400bd6e9369b07e6fb9d67649f42bb52170d0da1aaf3d72100022100b25eeea215816dd10e422f3b84743779e3baa794acdde4c077ee095b0594edf3
 . . . . [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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