ncdallmann.de
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:14:84:04:df:9b:71:82:b8:3f:1b:e6:de:cd:64:a7:e8:da was issued on by Let's Encrypt.
With 3 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=ncdallmann.de
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:14:84:04:df:9b:71:82:b8:3f:1b:e6:de:cd:64:a7:e8:daSerial Number (int): 268317988533623388884252434335886461102298
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 8b:8e:bd:5d:24:25:2d:b1:c4:06:3c:e1:71:40:43:58:a1:d5:d6:6f
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): db:08:85:84:25:dc:35:46:e5:c4:99:6e:55:3c:70:1d:e2:fc:69:09
Fingerprint (sha256): 8e:b1:e7:5d:2e:13:44:b2:7e:70:b3:ab:11:88:96:76:d3:a9:97:8e:7f:5f:a6:78:7d:e4:c2:52:53:f4:93:a9
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate ncdallmann.de
3
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for ncdallmann.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
ncdallmann.de
webmail.ncdallmann.de
www.ncdallmann.de
webmail.ncdallmann.de
www.ncdallmann.de
Other certificates including the domain name ncdallmann.de
(limited to 100 certificates)
ncdallmann.de
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Certificate
The complete raw certificate details for ncdallmann.de in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFfDCCBGSgAwIBAgISAxSEBN+bcYK4Pxvm3s1kp+jaMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAxMTkxOTIwMjFaFw0y MDA0MTgxOTIwMjFaMBgxFjAUBgNVBAMTDW5jZGFsbG1hbm4uZGUwggEiMA0GCSqG SIb3DQEBAQUAA4IBDwAwggEKAoIBAQC1bhenPdEBe5EioJ1DPtmFlt7zJinMXJ/G n0dcCXDZmh+ZZqM557poMI66lZP3FE1v64NeAlGa2Ic1tCqRR3dWteqWVNbR0Ehd x2DAKIsqjzgHaCYLGvh9esdyCLokW2t/Mb0bOf2lu5ZITlyICJVPVVmIfZ9PUbbA HyGWWrttpwfZqrZok5/VEyfKXtCbQvrWmluli4OezaSH8C00C2HK6jDGvoucuNdU GzYq4/2TCiqXVuKOvrEhSJ3gzKextRououlDru9slwOoQWP/q7EevVyykPnkduJc LM4GRqh3NrmROX6dHhVD40DYxoTqfNfjnyGuLm/Cuc/gp7xZmfWXAgMBAAGjggKM MIICiDAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUF BwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFIuOvV0kJS2xxAY84XFAQ1ih1dZv MB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEBBGMw YTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0Lm9y ZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0Lm9y Zy8wQgYDVR0RBDswOYINbmNkYWxsbWFubi5kZYIVd2VibWFpbC5uY2RhbGxtYW5u LmRlghF3d3cubmNkYWxsbWFubi5kZTBMBgNVHSAERTBDMAgGBmeBDAECATA3Bgsr BgEEAYLfEwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0 Lm9yZzCCAQQGCisGAQQB1nkCBAIEgfUEgfIA8AB2AF6nc/nfVsDntTZIfdBJ4DJ6 kZoMhKESEoQYdZaBcUVYAAABb792pnMAAAQDAEcwRQIgdls1zqXcGTNjRi2Qj0E2 KIDvdIq+KUPgV92xxXaaZOYCIQDlOxaLAGte6IPLuzG0TvHSVU1JHWyEx+bjNQhj pEf+5gB2ALIeBcyLos2KIE6HZvkruYolIGdr2vpw57JJUy3vi5BeAAABb792pmAA AAQDAEcwRQIhAIaai6OCvDsZwkRQoQCQi/Z3x/MJAwazfP81vW/a67d+AiBAjqNX ZZOJm9fmF3Kojeou0VmKfK6E0I9PBi6iwU4HeDANBgkqhkiG9w0BAQsFAAOCAQEA RLX+/Xmc1iv5yZ6P5UWBdNIDkkmwsTzvvBeyM7/D+j3gjQ6IRIU35OMOwAFw5Iaw Xq+eR4rIyo1K/hG1Wu0/BE/hcv7jJY5eqcW0l06uejhYupsViFswZKjXotripiqd KFyLFw57k8DQeYHbnI59OBhb/hZKPlNr02guEy6W3nNp1CcKrey9feckOik5Dxtf T6Roq0FUVguR/lIwrAWUeUChX1h86pRVjSGYyVNUbftGyH06DxHGytTEEbbwcBE2 kn7pNeSonIevvv8Y516d6wAc7lZFmfRbvxpTFlwDG3Z+eget5MLTyoZuZvfrUkOY AP4xarp9H4Vofd9qp3I3Uw== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtW4Xpz3RAXuRIqCdQz7Z hZbe8yYpzFyfxp9HXAlw2ZofmWajOee6aDCOupWT9xRNb+uDXgJRmtiHNbQqkUd3 VrXqllTW0dBIXcdgwCiLKo84B2gmCxr4fXrHcgi6JFtrfzG9Gzn9pbuWSE5ciAiV T1VZiH2fT1G2wB8hllq7bacH2aq2aJOf1RMnyl7Qm0L61ppbpYuDns2kh/AtNAth yuowxr6LnLjXVBs2KuP9kwoql1bijr6xIUid4MynsbUaLqLpQ67vbJcDqEFj/6ux Hr1cspD55HbiXCzOBkaodza5kTl+nR4VQ+NA2MaE6nzX458hri5vwrnP4Ke8WZn1 lwIDAQAB -----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 268317988533623388884252434335886461102298 . . . . . . . . [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 2020-01-19 19:20:21 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-18 19:20:21 +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 'ncdallmann.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 22903421782515991581418733153647961383591820506534522077046959017007071513457258323287658075703318653247413171984893297725848326611083947702180205958054482506591324636725937510518581437582796725760382676985053957482708533090515286261695092889904099242859281675158005785563313065942978559904127882828476366093193218817637408040505810143288876074886967271934246765734451275177382298098960544083507739344920858406658831196399146090129443651933601464045132113475826958249411451189340673982065195642616188918558821147371365471464001752148970388533454651703368825841017355412501399329509610597787999397889564389257397269911 . . . . . . . . . . . . . . . . . . . . [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) 8b8ebd5d24252db1c4063ce171404358a1d5d66f . . . . . . . . . . . . . . . . [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 (59 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ncdallmann.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.ncdallmann.de' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ncdallmann.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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016fbf76a67300000403004730450220765b35cea5dc193363462d908f41362880ef748abe2943e057ddb1c5769a64e6022100e53b168b006b5ee883cbbb31b44ef1d2554d491d6c84c7e6e3350863a447fee6007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016fbf76a6600000040300473045022100869a8ba382bc3b19c24450a100908bf677c7f3090306b37cff35bd6fdaebb77e0220408ea3576593899bd7e61772a88dea2ed1598a7cae84d08f4f062ea2c14e0778 . . . . [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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