ksg.de
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:ef:70:70:c6:ed:23:35:47:e7:ac:b7:cd:c4:7c:56:ea:0e was issued on by Let's Encrypt.
With 9 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=ksg.de
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:ef:70:70:c6:ed:23:35:47:e7:ac:b7:cd:c4:7c:56:ea:0eSerial Number (int): 342813802596866171612963093901218919410190
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: e5:0b:da:3a:63:11:f2:da:4e:8a:d2:8e:8d:00:cc:d5:cd:e5:de:3a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 5d:2b:e8:f1:52:ec:66:e6:b6:df:7a:ba:c0:f4:27:c6:33:6c:f0:a8
Fingerprint (sha256): 90:ad:0a:49:84:1e:01:d2:35:b4:66:ca:ea:38:10:47:86:4b:17:f8:b4:a3:bb:59:f2:ff:ec:ae:a7:06:f3:db
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate ksg.de
9
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for ksg.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
api.ksg.de
backend.ksg.de
cron.ksg.de
ksg.api.itool4.net
ksg.b01.itool4.net
ksg.cron.itool4.net
ksg.de
ksg.f01.itool4.net
www.ksg.de
backend.ksg.de
cron.ksg.de
ksg.api.itool4.net
ksg.b01.itool4.net
ksg.cron.itool4.net
ksg.de
ksg.f01.itool4.net
www.ksg.de
Other certificates including the domain name ksg.de
(limited to 100 certificates)
Certificate
The complete raw certificate details for ksg.de in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFzzCCBLegAwIBAgISA+9wcMbtIzVH56y3zcR8VuoOMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMjMwMTAzNDBaFw0y MDAzMjIwMTAzNDBaMBExDzANBgNVBAMTBmtzZy5kZTCCASIwDQYJKoZIhvcNAQEB BQADggEPADCCAQoCggEBAL+ZL+9mQajqykQBxJz6JCPXtwYc493Su13Fj8ZPONWB OurXSygQPLDB/T1cgAtCMw0rrb6Fw47w+tkQnMgbLcsXgm8539FHWdofDRVK1uqj IuXRjHdiaSTTcLtxiB57tWvl+4R+9qw0XxEDVSINtkFT/3ZIcERBStizHyevxjD7 cNm/o1kZkHZFegnEwCrJVaDVA9mxyOFQqzTpPFVIx/tIG3cV2S6CfzJv8edi834k 0kljnW02WYN5mV/gwvZXvI6qdJ2i2YOAYfC2C3PJU+YBk+nYjrNfmzk1EE9JDIoA 5wlAo3qBqEMo7YjnWgcBbgO4uzNeD/qkcU3V95ghnBMCAwEAAaOCAuYwggLiMA4G A1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYD VR0TAQH/BAIwADAdBgNVHQ4EFgQU5QvaOmMR8tpOitKOjQDM1c3l3jowHwYDVR0j BBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsG AQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsG AQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzCBmQYD VR0RBIGRMIGOggphcGkua3NnLmRlgg5iYWNrZW5kLmtzZy5kZYILY3Jvbi5rc2cu ZGWCEmtzZy5hcGkuaXRvb2w0Lm5ldIISa3NnLmIwMS5pdG9vbDQubmV0ghNrc2cu Y3Jvbi5pdG9vbDQubmV0ggZrc2cuZGWCEmtzZy5mMDEuaXRvb2w0Lm5ldIIKd3d3 LmtzZy5kZTBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAoMCYG CCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQYGCisGAQQB 1nkCBAIEgfcEgfQA8gB3ALIeBcyLos2KIE6HZvkruYolIGdr2vpw57JJUy3vi5Be AAABbzB+6J0AAAQDAEgwRgIhANRCA26dCUPD0OkY3IMke2XMuhYYocO4pEM25Lan LmVEAiEA5oPzA3dLDMFfamBFwvQWt+rg6LKud/xlvKg3mRT8oBkAdwBvU3asMfAx GdiZAKRRFf93FRwR2QLBACkGjbIImjfZEwAAAW8wfujcAAAEAwBIMEYCIQDa4my5 +RHgoi6FaEBpXGZQGFKPDx4lstzeimwhluNJLQIhAKk9xUNiK+shO7HIKrkgMJR0 0yNBhMtOTSR4yvZmbwc3MA0GCSqGSIb3DQEBCwUAA4IBAQBuxrkEd4QbSiShTcOy sl2KL53XIIF+3NVDLe6lbWIObdwKvGd+hkSe1dKFKVmGkxJyzdM1zW+XWAZ8jdAz tTv6KOccbdkPwrVtKubR9G+CHiFxwU2z443JANXEO8Z+JXZ1hzhoH/O3TGRasPb3 ZnPUfv9kIh6ywpDIXAtAm+ZgAgYHJuwhtGUt8LDGjsF441Ui7quKobzt+8BCOiBk TE0wn5389EIN5WqaDAveHw4TYynhGjkgJu+PbDTWq6bvlAP7LllPQ0gAEQkryQKc oEKSRCdOZjMbi7maI4fA3rZc5PMbBAo2Mz3wwSEEj8QotynSEd3J2pK5p/maT0LG xrrv -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv5kv72ZBqOrKRAHEnPok I9e3Bhzj3dK7XcWPxk841YE66tdLKBA8sMH9PVyAC0IzDSutvoXDjvD62RCcyBst yxeCbznf0UdZ2h8NFUrW6qMi5dGMd2JpJNNwu3GIHnu1a+X7hH72rDRfEQNVIg22 QVP/dkhwREFK2LMfJ6/GMPtw2b+jWRmQdkV6CcTAKslVoNUD2bHI4VCrNOk8VUjH +0gbdxXZLoJ/Mm/x52LzfiTSSWOdbTZZg3mZX+DC9le8jqp0naLZg4Bh8LYLc8lT 5gGT6diOs1+bOTUQT0kMigDnCUCjeoGoQyjtiOdaBwFuA7i7M14P+qRxTdX3mCGc EwIDAQAB -----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 342813802596866171612963093901218919410190 . . . . . . . . [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 2019-12-23 01:03:40 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-22 01:03:40 +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 'ksg.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 24187055695256506850288349481877552995959457106208148783781281823589095681288523323179905660641403773494316397824722906753621016723878924628205083401088864575114803709010224419535744539289290663988194834980354699370321504332539543385830269599356183546478050832380633177722974670200282968193676329501162547806773935304194164921549603526899443700453302513635385761877478976255959890392156259308710252167555645104548629710349159723297982622050099048464656759477880113563112989580001107626156921334893899263097469223252934617512866406975455310406957291950347504645042092474111397503026603613087850236854351829364071570451 . . . . . . . . . . . . . . . . . . . . [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) e50bda3a6311f2da4e8ad28e8d00ccd5cde5de3a . . . . . . . . . . . . . . . . [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 (145 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'api.ksg.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'backend.ksg.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cron.ksg.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ksg.api.itool4.net' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ksg.b01.itool4.net' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ksg.cron.itool4.net' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ksg.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ksg.f01.itool4.net' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ksg.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 (247 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes) 00f2007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f307ee89d0000040300483046022100d442036e9d0943c3d0e918dc83247b65ccba1618a1c3b8a44336e4b6a72e6544022100e683f303774b0cc15f6a6045c2f416b7eae0e8b2ae77fc65bca8379914fca0190077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016f307ee8dc0000040300483046022100dae26cb9f911e0a22e856840695c665018528f0f1e25b2dcde8a6c2196e3492d022100a93dc543622beb213bb1c82ab920309474d3234184cb4e4d2478caf6666f0737 . . . . [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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