celltekk.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:33:f6:9b:06:92:75:96:9f:39:78:bc:7b:c7:1d:2c:6e:f9 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=celltekk.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:33:f6:9b:06:92:75:96:9f:39:78:bc:7b:c7:1d:2c:6e:f9
Serial Number (int): 366131339466283171612075552305819075505913
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 32:94:2e:25:32:d1:48:40:5a:01:7c:9e:0a:84:13:1d:18:b6:9b:63
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): c0:f9:1b:b4:c5:c2:c1:96:cb:c5:61:80:1c:c0:34:b2:f0:1b:c7:2f
Fingerprint (sha256): 74:fc:cd:d4:5c:4b:7b:c3:de:84:7a:15:c4:cb:2a:74:67:93:cb:e8:5b:6c:d6:6f:31:7f:e8:da:89:e1:09:ed

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 celltekk.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for celltekk.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

celltekk.de
www.celltekk.de

Other certificates including the domain name celltekk.de

(limited to 100 certificates)

Certificate

The complete raw certificate details for celltekk.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 366131339466283171612075552305819075505913
 . . . . . . . . [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 2017-11-30 22:01:30 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-02-28 22:01:30 +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 'celltekk.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 878793971700991634583787117085469598461248200635034875152014185008015328527116767136761239300472681735199534687712643972835679914440265441563708306474364480085575844611748940452425607778998168115023173808706908785868627641797671674469572680415989095589705758160756935066637248074548189463289422488224038900454193319112748866373686892427898389537730390174185087986012322630945300729898577827318258933708220664825837424733245151632711127104169658784452940260887731822338657402162536243787091665244961958720841379625009323574095611789743636031460669992888878064770770276660870300716289320928732757865594873268290292656068171126921303716664324614825094209941572980992386718370289636588042809768349946644389409615835712545534504521520102012381916717327473352140216258532199898952197218086201242167428488863308037588708013615008747640447822580459798429785149842311495002478076287408373681947914184315578678582420352334774462909298774235065725751067527574409322580946673592363546577097966325311992349027467243952305600391681978638871636434662818932247869330125980099602490137205163875545152003370134043156506092340510471832915421296698442889279932226641202679500578378689899189980387979897307315518097932251436144797789351525680324712375757
 . . . . . . . . . . . . . . . . . . . . [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)
							32942e2532d148405a017c9e0a84131d18b69b63
 . . . . . . . . . . . . . . . . [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 (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'celltekk.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.celltekk.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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