grunandsohne.com

Issued by R3

About this certificate

This digital certificate with serial number 04:b5:f8:81:ce:e1:32:4a:3a:c7:60:0c:64:ca:c1:72:53:f1 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=grunandsohne.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:b5:f8:81:ce:e1:32:4a:3a:c7:60:0c:64:ca:c1:72:53:f1
Serial Number (int): 410370574684998537509141007662589987148785
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 81:3f:cb:dd:f4:c2:17:66:67:42:f5:07:bb:ca:99:6f:a2:ef:2b:9e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 5f:58:c1:45:45:a2:4e:41:82:0d:4a:cb:1b:e5:81:31:ad:1e:a6:ab
Fingerprint (sha256): 72:47:f8:a2:b4:a6:76:b1:ec:8b:8b:1b:6c:55:d4:7a:37:a2:58:28:ab:32:cd:00:7a:b7:b7:ff:16:21:11:db

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

Revocation information

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

Check the revocation status for certificate grunandsohne.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for grunandsohne.com

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

grunandsohne.com

Other certificates including the domain name grunandsohne.com

(limited to 100 certificates)
grunandsohne.com
grunandsohne.com
grunandsohne.com
grunandsohne.com
grunandsohne.com
grunandsohne.com
grunandsohne.com

Certificate

The complete raw certificate details for grunandsohne.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA35BsdjDsAKoBV4DbvGm+
T2nSdwu9pSqmhlVR0oQrPho3+NN6T0P1Ie9teXbqF0m1sS+ZYy2ljXk3OZ8i/0/K
vB3SIhc5XH5DC0PHhkRfWvB5jdVTEtLb8XyUb38txRQxzgquivejSNGwZMQeHeSl
J0O/q/UtnIBJSXbc1rwBULbXzrljdiMUUaoy5/nYdVZ8bOZxkPmCZkij5UXte0n5
ogtePeW2Js3oxKCPqhwiGZPOEaM+KH6CUcYWxMhs2nad2fLPepjk2lOnwE5lB6gv
t2pJ4Dl62TaUaRnaSrS2fufwPY9Wf4iJ8IC/uRE6Xa7PoXzeEnia8TyNsLVlhv3d
SwIDAQAB
-----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 410370574684998537509141007662589987148785
 . . . . . . . . [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 2023-12-30 02:01:17 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-29 02:01:16 +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 'grunandsohne.com'
 . . . . . . . . [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 28222359977606385358853832012789714245962773225992075684022312363161549885620998677001211282608329073822305097674357273421775155473509869876841453917576018628725076591680140785760894584904662726984642857322856896892422162451259396997045889696776268001543782666027617329612773967986772563502091292040595137997938402138885382052737237033155786147350155351215615060368240997516190102874421031476024488754108164172537341229301548468274523226567834551256737097517988357153461498558424312864418590438265389450721161523593371530712138875186125848747324157185481194388332164094841922859592522013340615563503058085772840000843
 . . . . . . . . . . . . . . . . . . . . [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)
							813fcbddf4c217666742f507bbca996fa2ef2b9e
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'grunandsohne.com'
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007500a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018cb8ab36c0000004030046304402205e4f0f269ea3881c26c6296208d2ab3fb489288be7a5568a1df28e02ed79f62802203aa99da1711ffa2632daa37665222520c54ae65c6cf62a026d5403a0941ea3ad007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018cb8ab36c7000004030046304402204420bbe895da3b706be51a9196c5501ee9576465219fd6b162264dc6d7256bfb02200117e88b57fc7c467ce63ef53f3ea303f5118b991ab308edf79c21b4c53286be
 . . . . [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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