rt-forum.de
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:48:b6:70:14:cb:18:6b:ae:1d:49:ff:47:64:c3:ea:ad:8b was issued on by Let's Encrypt.
With 4 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=rt-forum.de
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:48:b6:70:14:cb:18:6b:ae:1d:49:ff:47:64:c3:ea:ad:8bSerial Number (int): 373191975599568633426380993759621174439307
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: c1:df:62:b1:e9:4c:6b:e1:b4:dd:b0:3a:19:cf:29:79:8a:0b:1b:a4
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 92:1c:66:ac:8e:65:32:c8:48:1a:b5:aa:3e:53:4b:17:14:93:1d:b4
Fingerprint (sha256): 3e:1f:16:6c:da:03:0f:e4:66:08:4c:1e:7d:60:ee:e7:68:d3:28:0f:7c:ff:2d:a4:b1:7c:70:2a:a0:b3:ac:c0
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate rt-forum.de
4
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for rt-forum.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
dimsport-forum.de
rt-forum.de
www.dimsport-forum.de
www.rt-forum.de
rt-forum.de
www.dimsport-forum.de
www.rt-forum.de
Other certificates including the domain name rt-forum.de
(limited to 100 certificates)
Certificate
The complete raw certificate details for rt-forum.de in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGijCCBXKgAwIBAgISBEi2cBTLGGuuHUn/R2TD6q2LMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMjAxMjI3MTFaFw0y MDAzMTkxMjI3MTFaMBYxFDASBgNVBAMTC3J0LWZvcnVtLmRlMIICIjANBgkqhkiG 9w0BAQEFAAOCAg8AMIICCgKCAgEAqDQmuvbZiBK0D1N0qJsTEysz2Gzde7XFFGFA fZxmpvtIOaNLa6Ibu5iSZ+WSwwP1rzoc71rinm3jIidQOJrC6AR7yb99DVfIk5Fp 0YSdg3F7jQxjG2puB/9iKnH858MmM+3D4DxsHjvk40X5SGIi/txkdLNgpSjFAJFn Qvv49CXWe1cgzlm6wmEvzSV7FW+5zg2bAt+8jG2AoA68oIxOfcrvFzthBmN3OSSB TVa4s2CYtwG9EPJULnEg2aBxAY895jmVEysonmM5WkCoIBaM48I72nk39czadt3y 0MC7qo5ZAueAahjhd3D2t6Y/ky73+AGuuFZStjxo8zQb+RotwqnAgbcae5Ho+PZV WG7oti92lCFdCXCzZbvoF8AnNihqij6xETTFiQtJepgDEJCB8RAkQOmZVp4m3yBN sslJmVbUXSSg05YPu8tnpbj8Tzw2bJpiRIHWdubZcB/55eJEMbCK4VBid9xBPZ9z 16yLobbL7UtQiNEEVwQ3jX+CwOECB18Hz/J/Io8nqUdImeq/kEA8AvSP4MG2D3V3 +uN+hQBILAVpPy+3akmPk8aglI3krELOPLuxn2czcht6e/NwdU30z0ArQbGg9307 xG35L3U+SjXLy8YcypKJcJp0x+GHxAv/yHD3zLiOEOvLpwRJkb1ovBvQUyw8ozzK 4peVMDUCAwEAAaOCApwwggKYMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggr BgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUwd9iselM a+G03bA6Gc8peYoLG6QwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEw bwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMu bGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMu bGV0c2VuY3J5cHQub3JnLzBRBgNVHREESjBIghFkaW1zcG9ydC1mb3J1bS5kZYIL cnQtZm9ydW0uZGWCFXd3dy5kaW1zcG9ydC1mb3J1bS5kZYIPd3d3LnJ0LWZvcnVt LmRlMEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYB BQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBBQYKKwYBBAHWeQIE AgSB9gSB8wDxAHcAXqdz+d9WwOe1Nkh90EngMnqRmgyEoRIShBh1loFxRVgAAAFv I32bwAAABAMASDBGAiEA/x587EB+Xo0auzmJ63+dLF7T2jFjrnc34W1+LdYcFqEC IQCCRUkS8pcHB/1bAjq8xurGfmPkYaJQG8eAtdCpwaQVsQB2ALIeBcyLos2KIE6H ZvkruYolIGdr2vpw57JJUy3vi5BeAAABbyN9m7AAAAQDAEcwRQIgF76L6kevNYKv 1fwOMin+WrBUnB1Ona1J3Vb99lKQi54CIQCYT+SJ1J7XvPGJj2tXbbLKfZvJdDuH 6aeFx+BpFJCq3zANBgkqhkiG9w0BAQsFAAOCAQEABknyiK5522YaX/3IFTBNRRHt XoCUI9QpH6eQv4p61MJ1v97LVtI7vbxJt/O9meZ5GDvnBagbxri9CwQX8h1vBRuu D5o1zfgbPbXewi7IY/XAYM6PuX1I4WsEZ/+eubadPJpaN1Os7k8ZoqKrLXbhNVrh 4fFrRsMZ5CrGF2dZ/aUxCIaQFXdfvLlY2T+vUAv3E9GeVnLty6jLpuGy8hVnDT6W 6UQn9lXbUUZnimHVoJf/66Ga93lPrbbIe5g5V1WKPjMbpf6DkI8MrqoidoXQKfEq VBDYgXYHC4r2zh8I5mLnwTuv+KDUXZEctx/wNE54EM87WqzAKCiLwTwtBc/gjg== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAqDQmuvbZiBK0D1N0qJsT Eysz2Gzde7XFFGFAfZxmpvtIOaNLa6Ibu5iSZ+WSwwP1rzoc71rinm3jIidQOJrC 6AR7yb99DVfIk5Fp0YSdg3F7jQxjG2puB/9iKnH858MmM+3D4DxsHjvk40X5SGIi /txkdLNgpSjFAJFnQvv49CXWe1cgzlm6wmEvzSV7FW+5zg2bAt+8jG2AoA68oIxO fcrvFzthBmN3OSSBTVa4s2CYtwG9EPJULnEg2aBxAY895jmVEysonmM5WkCoIBaM 48I72nk39czadt3y0MC7qo5ZAueAahjhd3D2t6Y/ky73+AGuuFZStjxo8zQb+Rot wqnAgbcae5Ho+PZVWG7oti92lCFdCXCzZbvoF8AnNihqij6xETTFiQtJepgDEJCB 8RAkQOmZVp4m3yBNsslJmVbUXSSg05YPu8tnpbj8Tzw2bJpiRIHWdubZcB/55eJE MbCK4VBid9xBPZ9z16yLobbL7UtQiNEEVwQ3jX+CwOECB18Hz/J/Io8nqUdImeq/ kEA8AvSP4MG2D3V3+uN+hQBILAVpPy+3akmPk8aglI3krELOPLuxn2czcht6e/Nw dU30z0ArQbGg9307xG35L3U+SjXLy8YcypKJcJp0x+GHxAv/yHD3zLiOEOvLpwRJ kb1ovBvQUyw8ozzK4peVMDUCAwEAAQ== -----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 373191975599568633426380993759621174439307 . . . . . . . . [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 2019-12-20 12:27:11 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-19 12:27:11 +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 'rt-forum.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 686211292108273718986565080949643452106986864094195780050229006671373137407005091915067428248567989478875396841183262922474167288531522944530532347726574347570917703400975848411292789417386422604183148101150458277849621760836569389475418284486527163929565781653623308646718603771594168807171506858857051539068867184048807488363087611018045031908294625988515091777487834286484708020967582205621271973653698705536440869574609903314686139077041747788811790818722621304377838316816074073039949632452318526951207695908290502608380036092347503379256934456859414850150185566542860525590051599713310866409657579613755115084715042000846680433915391566198967128962470172805861627418229776269301540934202750919088170714131886345343174270590772876971707281840769594614709615017687514414205222478673028163686228624513088258711808737683139402550814741745913466320658643753589600223518479060284786298512481861530417117002426719774756908620468022890800548654514971243076489513330498905299605330683282228881867892194521580999050694636118265139409757542657614257421744323947273182764465821332081451766765959490270718350629378661692183612513359297243726524583479011326682953198975751401124232755132130147692168755953693967434217722071586710780919492661 . . . . . . . . . . . . . . . . . . . . [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) c1df62b1e94c6be1b4ddb03a19cf29798a0b1ba4 . . . . . . . . . . . . . . . . [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 (74 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dimsport-forum.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'rt-forum.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.dimsport-forum.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.rt-forum.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 (69 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 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f10077005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016f237d9bc00000040300483046022100ff1e7cec407e5e8d1abb3989eb7f9d2c5ed3da3163ae7737e16d7e2dd61c16a102210082454912f2970707fd5b023abcc6eac67e63e461a2501bc780b5d0a9c1a415b1007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f237d9bb00000040300473045022017be8bea47af3582afd5fc0e3229fe5ab0549c1d4e9dad49dd56fdf652908b9e022100984fe489d49ed7bcf1898f6b576db2ca7d9bc9743b87e9a785c7e0691490aadf . . . . [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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