helpcenter.steinberg.de

Issued by R3

About this certificate

This digital certificate with serial number 04:dd:0b:76:ac:2b:1f:f6:7c:09:e9:35:ec:e6:c9:65:8a:f4 was issued on by Let's Encrypt.

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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=helpcenter.steinberg.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:dd:0b:76:ac:2b:1f:f6:7c:09:e9:35:ec:e6:c9:65:8a:f4
Serial Number (int): 423666784507542483029176530230698372860660
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 28:a5:6d:1b:34:f5:0a:00:b4:b5:d6:36:ff:f2:f5:39:65:af:f7:27
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 63:a7:33:2a:74:26:6d:c2:e9:32:ff:e3:d2:94:cd:30:54:9c:a8:fb
Fingerprint (sha256): d6:ff:f5:d4:45:e6:16:ca:ae:7e:1b:25:a6:8f:5f:53:98:71:9b:03:b5:66:57:43:5d:cf:e3:18:b4:6e:69:22

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate helpcenter.steinberg.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for helpcenter.steinberg.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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

helpcenter.steinberg.de

Other certificates including the domain name steinberg.de

(limited to 100 certificates)

Certificate

The complete raw certificate details for helpcenter.steinberg.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 423666784507542483029176530230698372860660
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-17 23:39:03 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-15 23:39:02 +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 'helpcenter.steinberg.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 691203998938906981531331580437794769007619889539285296279924402638961983410179066943639797236011648193309303719745985625454053878902143503462880123792728045545552685025636017076434233284793800655878651160133130384736485527901839517967434442188851074388008402707378969539128488829083202518995654324621827253666604511568592626544389016990277172277615893980053120937533199703872849614852333564149458420234471391045541097665899906126296235348540195352293071913737441005113611162781206052812099480017602895802983162924184341741621955683355921146265413702969146312097244995694003308514821772174438203707995571764189721109165688027185676265117490070261070150022807295819024011917828913923788512389737440558928054173790147323339499874148824631139825104225773977035910137486138877583281500842375898578296737439550808188322623431814473016589349008755244776353593348188485897683578064967753208470768899995225804091667849014979692822668860006091195502640590825577123118877176521087783492053251210734188922471579413106868089442143910069070210447810617036877029405168404414421382162009266638569065273614187713939556979008726785632011475263770236721398918255268782866266770736826663187973614874176306454313086159011128127707785983030774823611106191
 . . . . . . . . . . . . . . . . . . . . [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)
							28a56d1b34f50a00b4b5d636fff2f53965aff727
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (27 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'helpcenter.steinberg.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018bdfdde746000004030047304502210081ea398600c40d46dbb74823cab51b6d1a3749f91c7e62099a9398cc24655b3102206a9558bd043003e7dbeb8b05737951fe51edf70e064353b126a8955763372a6b00760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018bdfdde758000004030047304502206ddf9bb2d6ab0f31a34069c59b339305d2a59f673e8ccd1d4bcec8e7bf369d03022100ddd176b7aaf7cbe6fe9f1dd9115308d61ca28924e0763c114b46f8a515c41f1b
 . . . . [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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