mannheim-forum.org

Issued by R11

About this certificate

This digital certificate with serial number 03:da:05:ff:82:41:e7:89:34:56:82:cc:eb:66:50:d1:49:e3 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=mannheim-forum.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:da:05:ff:82:41:e7:89:34:56:82:cc:eb:66:50:d1:49:e3
Serial Number (int): 335526386601657911880706414477889619708387
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 58:30:94:ac:41:65:a9:84:40:09:45:73:cb:d8:b6:9a:9e:e9:93:4f
AuthorityKeyId: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (sha1): 98:8d:1b:a8:df:00:94:51:66:92:67:2e:de:26:73:2f:91:66:c0:e1
Fingerprint (sha256): 3a:54:c8:cd:08:88:4b:2c:a9:4a:b3:60:2f:0c:ff:96:62:41:c6:53:b5:c6:e6:22:80:1b:1a:1d:f8:db:f3:c6

Issuing Certificate URL: http://r11.i.lencr.org/

Revocation information

OCSP Server: http://r11.o.lencr.org

Check the revocation status for certificate mannheim-forum.org

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mannheim-forum.org

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

mannheim-forum.org
www.mannheim-forum.org

Other certificates including the domain name mannheim-forum.org

(limited to 100 certificates)

Certificate

The complete raw certificate details for mannheim-forum.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAulLZi5XENA4Tgb+J/0tb
cwVurABTDJBfybb0aaW/4HreS5PcD1k8d2DITJoYB1G+6W8kzM/OGopjwy1e23+0
MBRVCfyzfrHG07oi28QSVx5/oWEvs/r0PnwxB507RckaphoaOaexQMB639E3LClZ
fCP7tu3Cq2wLqUIgBUSlbj101BazNiqsOLp231nli0d+LO2ZtBOeEXV9GuuJghNj
e1lE0eprXcM4zpxZSZ7p6Q/rT0YaIpOVHYgMNmMgVuPuCvdWcfxm4TLm+QughBRW
c3gm3huC5LQiaboCzQZFeuxiqiFA6ZPx2PkBmnEkkPeAxZ4lZTftHSSbzTnFC4gH
CwIDAQAB
-----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 335526386601657911880706414477889619708387
 . . . . . . . . [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 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-07 11:40:24 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-09-05 11:40:23 +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 'mannheim-forum.org'
 . . . . . . . . [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 23521179475914174304216130924170022592732263962139107185112469033928983459494496722661997575709741379504762121563832084588149182314165462023445156698749681756252856392254305891592494131469935473842112147429592761865031738215051733774353855247366284285654345195741658477947003660599225153624869812735940207523657344026731451569531267650424532455376119545974595243223069162664032299575927969635215591336750003416040319612358413477925480016494007327039665878865032497963991911574803687253357692302619097623549626881811680114398031363820781850584759040989797614722379473207434465880583969856146558708193149739013566367499
 . . . . . . . . . . . . . . . . . . . . [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)
							583094ac4165a98440094573cbd8b69a9ee9934f
 . . . . . . . . . . . . . . . . [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 c5cf46a4eaf4c3c07a6c95c42db05e922f26e3b9
 . . . . . . . . . . . . . . . . [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 (75 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://r11.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://r11.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 (46 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mannheim-forum.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.mannheim-forum.org'
 . . . . . . . . . . . . . . . . [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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f200770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018ff2b6e79d00000403004830460221009ed69fe1d1b39dff978c43b26c16f13ce0142df71d3e2dcd7b90a103fa040d80022100e5bbb86dba90a129d7254e43f755486a00971f5913d0cf5b1b85f4ea102393a10077003f174b4fd7224758941d651c84be0d12ed90377f1f856aebc1bf2885ecf8646e0000018ff2b6e7a30000040300483046022100c7cade05981750db234ada2d99ec6520bb9c7cb99c951660ce5680e1df4ee2c8022100ad9ad57452695e72ae6fc27b6d2dc7d1ec6be8e2a77ee8655bc418ead8ba2f3b
 . . . . [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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