www.karstenbrand.de
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:c7:39:73:da:f2:64:ac:e7:54:0b:22:20:7d:7a:e0:0a:ab 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:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=www.karstenbrand.de
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:c7:39:73:da:f2:64:ac:e7:54:0b:22:20:7d:7a:e0:0a:abSerial Number (int): 329129416363215632332172260021749220903595
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: a0:c8:79:bf:b3:18:6e:6a:26:ff:ae:1d:81:3f:a2:e4:5f:4a:22:cd
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 3a:b7:d6:c2:31:35:85:a3:5f:09:fb:cf:08:5f:87:74:82:77:0d:7b
Fingerprint (sha256): 14:bb:69:89:2d:f8:90:08:57:22:09:62:cd:f4:ed:d9:37:43:a8:b1:9c:a3:c9:8d:fd:3d:0c:22:f1:9a:ff:ad
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.karstenbrand.de
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.karstenbrand.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
www.karstenbrand.de
Other certificates including the domain name karstenbrand.de
(limited to 100 certificates)
www.karstenbrand.de
karstenbrand.de
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Certificate
The complete raw certificate details for www.karstenbrand.de in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGETCCBPmgAwIBAgISA8c5c9ryZKznVAsiIH164AqrMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODA4MTYwOTI2NDNaFw0x ODExMTQwOTI2NDNaMB4xHDAaBgNVBAMTE3d3dy5rYXJzdGVuYnJhbmQuZGUwggEi MA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQC8YmU+V09+ncsqf8GClnlChD6T kuoCB1ZZABYNberN+UmVpPm7/V90U0YV5Ig9zHY9lFSj7weZPAbql5yUc8jQQjHX fG+bobni8So9IMinxwZwyIjbPI898ZSeo1on8p8ioj7ozihwAsgiDvYfe1ik5tbt SpGptzWPk1rSpARxvKDJT8tFifu1A/RUD4nAaCpm9ZMBOxGJ8HUC/JPQfdTcmpRB qIyiwrt6WT8MjhlmckEuLwhDQMBydtEYRcir7hW5k39AfPmlDU6ymc5JYGl+k77A v8cZCvicIO7CbACfBIvJSXbmpmiZp9K8CDrWUDoAhD8Ko8as05frJPlrAisBAgMB AAGjggMbMIIDFzAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEG CCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFKDIeb+zGG5qJv+uHYE/ ouRfSiLNMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUF BwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNy eXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNy eXB0Lm9yZy8wHgYDVR0RBBcwFYITd3d3LmthcnN0ZW5icmFuZC5kZTCB/gYDVR0g BIH2MIHzMAgGBmeBDAECATCB5gYLKwYBBAGC3xMBAQEwgdYwJgYIKwYBBQUHAgEW Gmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIGrBggrBgEFBQcCAjCBngyBm1Ro aXMgQ2VydGlmaWNhdGUgbWF5IG9ubHkgYmUgcmVsaWVkIHVwb24gYnkgUmVseWlu ZyBQYXJ0aWVzIGFuZCBvbmx5IGluIGFjY29yZGFuY2Ugd2l0aCB0aGUgQ2VydGlm aWNhdGUgUG9saWN5IGZvdW5kIGF0IGh0dHBzOi8vbGV0c2VuY3J5cHQub3JnL3Jl cG9zaXRvcnkvMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHcAwRZK4Kdy0tQ5LcgK wQdw1PDEm96ZGkhAwfoHUWT2M2AAAAFlQkXuTQAABAMASDBGAiEA03RHE1RkYQfm +65qYYwf6o+Woqg7Fzgd1xKtQn/T1WICIQC0Tqe6OKBIItOxR5DVfUEbwaaT3fSb OQkFf6eHyblFNAB1ACk8UZZUyDlluqpQ/FgH1Ldvv1h6KXLcpMMM9OVFR/R4AAAB ZUJF7lsAAAQDAEYwRAIgTcwef5OuEXs4Ay8BP7RRvg4V79Ui/k8aATJPQi/wJTMC IBqiyh9aWkC5MbE53KZ1Pjn9nYjKUoi18lSAEB7oFCezMA0GCSqGSIb3DQEBCwUA A4IBAQASyhBFhJrLyhYUGJc+N0n3xrPqRoxAtwaQSmfd668wrgAg8YEc2sJkvvFJ mJatCu/KImSiKI/VLr0jAUoUy9NFFL6rpBFDUeVj3kXcMtIkOoL44sNpzCUl6k3m Eej6LFgcX6HLRksf8B+tY1tj/UJpssihsphRcO0Tg07JMWZDWRLSuIUc/MGdy3Av 5XB3Emh2Ygb3OwtOKUKWyAJ+kYh6Fs85Kt7VfwjjGkNKobJHYqqZ7Di2Gc1rgjpb qL56WGhUdqzhnXvfwn34Anprcg0IQYl9VzG17yHAhsiEq2x6MyyCXCr4LOLNLEzg 0ltmJGABJZYLSyfHJmx08DwBzPZ/ -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvGJlPldPfp3LKn/BgpZ5 QoQ+k5LqAgdWWQAWDW3qzflJlaT5u/1fdFNGFeSIPcx2PZRUo+8HmTwG6peclHPI 0EIx13xvm6G54vEqPSDIp8cGcMiI2zyPPfGUnqNaJ/KfIqI+6M4ocALIIg72H3tY pObW7UqRqbc1j5Na0qQEcbygyU/LRYn7tQP0VA+JwGgqZvWTATsRifB1AvyT0H3U 3JqUQaiMosK7elk/DI4ZZnJBLi8IQ0DAcnbRGEXIq+4VuZN/QHz5pQ1OspnOSWBp fpO+wL/HGQr4nCDuwmwAnwSLyUl25qZomafSvAg61lA6AIQ/CqPGrNOX6yT5awIr AQIDAQAB -----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 329129416363215632332172260021749220903595 . . . . . . . . [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 2018-08-16 09:26:43 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-11-14 09:26:43 +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 'www.karstenbrand.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 23781321954427597675973360876518496575786962088520352893624248731918882462872272229622076504829375126975903864866753476128669042709862375768988428720448095685596430314375146416229316101910929574007522889454000810331126271757752530201694671719764778291922499768172615048979407523952776991545601602506803832497860194209914400936041176923159849087897089013341510075061791727287143879705514938932407301175699608469883537873293410266214762757453422555176023590642290052620613642764511258919618618798564432773594251761218848512509285596576390746793033460964633730612346266258353309717049266552618543743082394033107790605057 . . . . . . . . . . . . . . . . . . . . [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) a0c879bfb3186e6a26ffae1d813fa2e45f4a22cd . . . . . . . . . . . . . . . . [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 (23 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.karstenbrand.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/' . . . . . . . . . . . . . . . . [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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f0007700c1164ae0a772d2d4392dc80ac10770d4f0c49bde991a4840c1fa075164f63360000001654245ee4d0000040300483046022100d374471354646107e6fbae6a618c1fea8f96a2a83b17381dd712ad427fd3d562022100b44ea7ba38a04822d3b14790d57d411bc1a693ddf49b3909057fa787c9b94534007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f478000001654245ee5b000004030046304402204dcc1e7f93ae117b38032f013fb451be0e15efd522fe4f1a01324f422ff0253302201aa2ca1f5a5a40b931b139dca6753e39fd9d88ca5288b5f25480101ee81427b3 . . . . [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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