grade-rc.de

Issued by R3

About this certificate

This digital certificate with serial number 04:bd:10:73:ce:13:59:fe:b0:67:fb:51:fb:c5:0a:85:d9:7d was issued on by Let's Encrypt.

With 6 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=grade-rc.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:bd:10:73:ce:13:59:fe:b0:67:fb:51:fb:c5:0a:85:d9:7d
Serial Number (int): 412784380016879211846319177466165145753981
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 05:c9:c2:37:1a:8f:97:7b:2b:1d:cd:36:5c:ac:fa:3c:3b:c8:d1:d3
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 9f:af:1b:b4:b7:43:8c:2e:b7:03:ac:85:c9:57:c0:a4:b0:78:33:02
Fingerprint (sha256): ed:7a:82:a0:2c:bd:30:db:85:53:0e:6d:0a:ed:97:78:ca:dd:f9:cd:df:bc:6d:71:39:97:2c:04:43:d8:3f:72

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

Revocation information

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

Check the revocation status for certificate grade-rc.de

6

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for grade-rc.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

grade-rc.de
grade-rc.org
macustar.eu
www.grade-rc.de
www.grade-rc.org
www.macustar.eu

Other certificates including the domain name grade-rc.de

(limited to 100 certificates)
portal.grade-rc.de
portal.grade-rc.de
mail.grade-rc.de
mail.grade-rc.de
grade-rc.de
grade-rc.de
portal.grade-rc.de
grade-rc.de
grade-rc.de
grade-rc.de
mail.grade-rc.de
portal.grade-rc.de
mail.grade-rc.de
gitlab.grade-rc.de
grade-rc.de
chat.grade-rc.de
files.grade-rc.de
files.grade-rc.de
mail.grade-rc.de
grade-rc.de
imbie-rp.grade-rc.de
grade-rc.de
grade-rc.de
files.grade-rc.de
grade-rc.de
portal.grade-rc.de
files.grade-rc.de
grade-rc.de
files.grade-rc.de
grade-rc.de
portal.grade-rc.de
mail.grade-rc.de
files.grade-rc.de
grade-rc.de
grade-rc.de
grade-rc.de
grade-rc.de
files.grade-rc.de
imbie-rp.grade-rc.de
grade-rc.de
mail.grade-rc.de
files.grade-rc.de
portal.grade-rc.de
grade-rc.de
files.grade-rc.de
grade-rc.de
imbie-rp.grade-rc.de
files.grade-rc.de
grade-rc.de
portal.grade-rc.de
files.grade-rc.de
grade-rc.de
mail.grade-rc.de
grade-rc.de
grade-rc.de
grade-rc.de
files.grade-rc.de
imbie-rp.grade-rc.de
grade-rc.de
mail.grade-rc.de
files.grade-rc.de
grade-rc.de
imbie-rp.grade-rc.de
portal.grade-rc.de
grade-rc.de
portal.grade-rc.de
grade-rc.de
grade-rc.de
grade-rc.de

Certificate

The complete raw certificate details for grade-rc.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3m19T9OC8/uM+l9mwZVE
F6uKXQ1Rvd9R8Jbs9eZU9OJSgaXAjDWnAQDI5CnUFCGfxyV8SiuALXIHnDh/5Zev
5nYOrhAH3cA7Pm91Q4nN93u8/RmFuGXsysvRziWrAQZcmxPMTKV6pGiPtwtTP652
9SyGVQ1lgd91BPO/iQkZmrbZNPxgQgNvg64ivpy1tw0LEI3rNlTRL2YkdbR3BUJ7
ChPUnNiov62tBbCnn9ipUsgH4P5FlCRifJE4ndQ11L/0y0LCjW8otFAk93VEaAZ6
IKIUNmCf3IVRPuhuR7duHTBUPJS32l5vH0rrPbQCDTr3aVPXQdqLEvHa0dBRuCEc
NQIDAQAB
-----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 412784380016879211846319177466165145753981
 . . . . . . . . [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 2023-09-02 08:18:44 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-01 08:18:43 +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 'grade-rc.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 28078894986853263896136906406340503944153798280000892974315857338305755887530485795920509249132228064440840993309865878742111176184595102244991864374900947654851699835012661370966688477870329050675300209854520122890393795290206065928450496093480695222885055684810589533773566814501349772958721188473143761982246349556472995037935082642058478547970498984921865330687724539294180115639037897716909378326043678352122075360546634620383251562566376595054589629476161407906729457172446562039443791509153489188961072977070842270041578830900892135191107257440393455201031536273096442938114870032983559190130802375302290938933
 . . . . . . . . . . . . . . . . . . . . [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)
							05c9c2371a8f977b2b1dcd365cacfa3c3bc8d1d3
 . . . . . . . . . . . . . . . . [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 (94 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'grade-rc.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'grade-rc.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'macustar.eu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.grade-rc.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.grade-rc.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.macustar.eu'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018a5530038b000004030046304402201d986a6fae340f3504c7423dcdd325cd1f3b4ba08bf64d037eebdb95b47d27aa0220667cb5b7d67a0b249eae9ddadec38ff70d7479fc24d1a2b8e6f0e51d46c0486d007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018a5530038300000403004730450221009bdf0fdff7dc0dea09239d53eb5149915a760e907ba7e2062a69e1bd0db2a15702202de6e827cd055d459b13c1e2e663910862864a6f20fe2726bc077ada3cbd2faf
 . . . . [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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