www.datentechnikhertel.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:76:a5:58:a3:2b:3d:78:ae:a2:1f:f8:fe:95:ae:7a:f4:f7 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.datentechnikhertel.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:76:a5:58:a3:2b:3d:78:ae:a2:1f:f8:fe:95:ae:7a:f4:f7
Serial Number (int): 301709959942838141677125886888174834873591
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 43:93:3d:1f:bc:b8:dd:24:2b:7e:be:be:e7:b8:09:dd:6a:6f:3c:4a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 47:78:17:7e:e1:cc:ac:23:44:57:41:98:b9:79:15:de:c1:c1:8a:59
Fingerprint (sha256): da:59:4a:eb:5a:f0:e1:fa:e2:a3:42:1e:c1:6a:f0:89:63:7d:ad:cc:b9:1f:ed:b7:df:03:6f:44:fe:de:84:b9

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.datentechnikhertel.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.datentechnikhertel.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

datentechnikhertel.de
www.datentechnikhertel.de

Other certificates including the domain name datentechnikhertel.de

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA22ntSlbcnL85Gv+GEiwz
TlYBvIEgMtOcMpvGhOA6kzB7AKQYAuTHjGZpzmX/NI+vIjhJUO95bsMMiRQ+a3Oi
IEVsi5K5rRqnZUlLT+YvEOQYwcev8rXeE7GPcvb+mPkeAccVmqEYo9WCMByvnmDo
TTX2eLfFzZIN/vVILmKxoLoPV/wo85l7oiOsH4pdV055pxiRguD9oJSuEeD+3BX4
Q084k99Z0lPLoj5th0ElcliOlpIL3qJLIJxBzpT/TTjM2SJ4JBub3KL8qD4EjyBf
Ydn7y7lyz47KuKOkhWyBoBNSgXrVJgbH5LdT6a0f/XBphoWJGGbi8cFQgjYSiAO3
qQIDAQAB
-----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 301709959942838141677125886888174834873591
 . . . . . . . . [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 2018-08-03 12:31:48 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-11-01 12:31:48 +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.datentechnikhertel.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 27698423296445036046890007651763709359828099400445642234834875130412756553647553146599936161313914442785756603153674765952786111210317065037090474045675028859247073976518773306567299841911936587849499904404162864015106809645762328812128864405984841391955199298324636623137804444444980916549955894845902823335191140189795210867929707856009676798523959091636016176935220327167414167432880543605647926766549188545500014998867625646504989113074686333981228588075162278634992713610334803543006233486939446361826793208772622993234647360201989644937160338783340215418721499497488791703445988357804105689108527762733034354601
 . . . . . . . . . . . . . . . . . . . . [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)
							43933d1fbcb8dd242b7ebebee7b809dd6a6f3c4a
 . . . . . . . . . . . . . . . . [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 (52 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'datentechnikhertel.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.datentechnikhertel.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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700c1164ae0a772d2d4392dc80ac10770d4f0c49bde991a4840c1fa075164f6336000000164fffcb3c20000040300483046022100d6fc6df8a1d1e8e00c8117ce93961538b3b6e07a0e8c695954c3c6521157508502210093f571cbc68bd4b1e6d32a09c30b7768f696be2c8eac3853b7d26e459cbd7107007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000164fffcb5c70000040300473045022100e5833818ad41148501d66cc743cce0b264b904dced39ebb19fc4879fe244f95802203e3f62804c9375df4be0bcb23f5d63b1911ef7e7a7f0b27c987486bfd2ec502e
 . . . . [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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