mieleria.eu
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:25:5d:a4:de:45:f0:90:d0:8a:7b:2f:b4:81:e4:d2:0e:24 was issued on by Let's Encrypt.
With 6 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=mieleria.eu
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:25:5d:a4:de:45:f0:90:d0:8a:7b:2f:b4:81:e4:d2:0e:24Serial Number (int): 361164065551644633319188567907368235568676
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 09:1e:89:35:5c:08:dc:7d:29:0e:02:a9:e7:50:80:cc:35:71:15:78
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 77:7f:23:66:87:6d:09:41:d3:3c:a5:f4:76:c1:a3:77:0e:b6:d8:3d
Fingerprint (sha256): d9:33:32:70:65:91:51:b2:69:82:31:7a:16:d8:33:e8:85:7a:27:7c:73:fe:70:dc:8e:65:2b:35:8c:d2:57:0a
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate mieleria.eu
6
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for mieleria.eu
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
cpanel.mieleria.eu
mail.mieleria.eu
mieleria.eu
webdisk.mieleria.eu
webmail.mieleria.eu
www.mieleria.eu
mail.mieleria.eu
mieleria.eu
webdisk.mieleria.eu
webmail.mieleria.eu
www.mieleria.eu
Other certificates including the domain name mieleria.eu
(limited to 100 certificates)
mieleriaes.mieleria.eu
mieleria.eu
lamieleria.mieleria.eu
mieleria.eu
mieleria.eu
mieleria.eu
mieleria.eu
lamieleria.mieleria.eu
lamieleria.mieleria.eu
mieleria.eu
mieleria.eu
lamieleria.mieleria.eu
lamieleria.mieleria.eu
mieleria.eu
lamieleria.mieleria.eu
mieleria.eu
mieleria.mieleria.eu
mieleria.eu
mieleria.eu
mieleria.eu
mieleria.eu
mieleria.eu
lamieleria.mieleria.eu
mieleria.eu
mieleria.eu
mieleria.eu
lamieleria.mieleria.eu
mieleria.eu
www.mieleria.eu
mieleria.eu
mieleria.eu
lamieleria.mieleria.eu
lamieleria.mieleria.eu
mieleria.eu
lamieleria.mieleria.eu
mieleria.eu
mieleria.eu
mieleria.eu
mieleria.eu
lamieleria.mieleria.eu
lamieleria.mieleria.eu
mieleria.eu
mieleria.eu
lamieleria.mieleria.eu
lamieleria.mieleria.eu
mieleria.eu
lamieleria.mieleria.eu
mieleria.eu
mieleria.mieleria.eu
mieleria.eu
mieleria.eu
mieleria.eu
mieleria.eu
mieleria.eu
lamieleria.mieleria.eu
mieleria.eu
mieleria.eu
mieleria.eu
lamieleria.mieleria.eu
mieleria.eu
www.mieleria.eu
mieleria.eu
mieleria.eu
lamieleria.mieleria.eu
lamieleria.mieleria.eu
Certificate
The complete raw certificate details for mieleria.eu in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFsDCCBJigAwIBAgISBCVdpN5F8JDQinsvtIHk0g4kMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA4MjkwNDM4MTZaFw0x OTExMjcwNDM4MTZaMBYxFDASBgNVBAMTC21pZWxlcmlhLmV1MIIBIjANBgkqhkiG 9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3uYCKAlrafwUsw3A2/MIjSbz/GZkc+s/tcl8 9cSu5cQjLU2BYp6zZv5adfXhyNMWclJyRBtGYrid8RPcT6A33YH9fQt/s5gCFk5u hPndp/V+uFB01llft4X5IawpwbKGYB8+HSMjFG/RSIxZwkWkNXt4wyh/ZWWhZ8JF noafjC9Xn9qwaVl6Gxz8T0Hn7Nq2vuPNAaLNQvHsDMVPJq11jXvN2iEwXu0DapXX Chy3Tti64M4N4mSj7XhfN0CXv2Je+MT3ceeIIBgKMfe3l3gT+ysmPc7DqZjrRNUN xQLaRHIKr1CCvuJpiRG5U+VIl41OvKnL9232nJVAjMxa6J0R4QIDAQABo4ICwjCC Ar4wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcD AjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBQJHok1XAjcfSkOAqnnUIDMNXEVeDAf BgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggrBgEFBQcBAQRjMGEw LgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRzZW5jcnlwdC5vcmcw LwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRzZW5jcnlwdC5vcmcv MHcGA1UdEQRwMG6CEmNwYW5lbC5taWVsZXJpYS5ldYIQbWFpbC5taWVsZXJpYS5l dYILbWllbGVyaWEuZXWCE3dlYmRpc2subWllbGVyaWEuZXWCE3dlYm1haWwubWll bGVyaWEuZXWCD3d3dy5taWVsZXJpYS5ldTBMBgNVHSAERTBDMAgGBmeBDAECATA3 BgsrBgEEAYLfEwEBATAoMCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNy eXB0Lm9yZzCCAQUGCisGAQQB1nkCBAIEgfYEgfMA8QB3AHR+2oMxrTMQkSGcziVP QnDCv/1eQiAIxjc1eeYQe8xWAAABbNvhreYAAAQDAEgwRgIhAKJkykOggMbpuT9A XQ7gPkXW2YOtuyiL5dX45XaNrGvWAiEAgQOjmKyD2ewMt7hM3/riYM4BW29JzhHy 32nUCDSkLAQAdgApPFGWVMg5ZbqqUPxYB9S3b79Yeily3KTDDPTlRUf0eAAAAWzb 4a/FAAAEAwBHMEUCIFef9oGOfKopScZ7W1Zx6RerWOH1iTLG/is3ZUg4K3//AiEA 1i7lTce2T6AvnL0aQ6jmkDy4gt/VcJ2zjkKXP5y01HYwDQYJKoZIhvcNAQELBQAD ggEBAI5yIG5mzD5tqkDGv07E4npQVtCkA48QM5iBGzKH6hKam2mZhdIoRQvNa/hp VHAkOb0EdHr5CkC6zpA0SssdJMqXyEhvzPkine9BQqiu2pu4dp7A0JZJrkRoMWjE 3MBQzrhnRLMz29JX6heOuf725P+B1cXYyHWSF8UGeQcGRKk7lafqq4pWPMuEy/Rn +5xeyukjr1MF7xOV07SRCS29dKMK6GJMyrND4HrP77vr8/xp8CZdEXEU7YbEMOKg s6BV5GVLUkBBKn/f99lnewH/Pni2UWJ+OWQCCJezgADSrvUQ+lCC83a1e5sQWV78 0dfm4op59LS7p6gqYH9W0Tcl+g0= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3uYCKAlrafwUsw3A2/MI jSbz/GZkc+s/tcl89cSu5cQjLU2BYp6zZv5adfXhyNMWclJyRBtGYrid8RPcT6A3 3YH9fQt/s5gCFk5uhPndp/V+uFB01llft4X5IawpwbKGYB8+HSMjFG/RSIxZwkWk NXt4wyh/ZWWhZ8JFnoafjC9Xn9qwaVl6Gxz8T0Hn7Nq2vuPNAaLNQvHsDMVPJq11 jXvN2iEwXu0DapXXChy3Tti64M4N4mSj7XhfN0CXv2Je+MT3ceeIIBgKMfe3l3gT +ysmPc7DqZjrRNUNxQLaRHIKr1CCvuJpiRG5U+VIl41OvKnL9232nJVAjMxa6J0R 4QIDAQAB -----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 361164065551644633319188567907368235568676 . . . . . . . . [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 2019-08-29 04:38:16 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-11-27 04:38:16 +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 'mieleria.eu' . . . . . . . . [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 28138325083322726431827864507327178205832980839495275414255201052333110586398793462408818446542189284757648184347202548947039927156588019400567981208237496702051677322099355720219987981166680418690008160493628982900250458164888798450638906646895899429820847906547872468448059543973428780966474384150131185207333595071898429015708430531113968015770408567353922754741066344071832508587664404901784110307486698856092193835901190794949301143001228046723854532050944972669711410505433901677954824480729551130025484045421932041252903163444227971791449401014411872022739378653115456926919748745054630125330536434302931767777 . . . . . . . . . . . . . . . . . . . . [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) 091e89355c08dc7d290e02a9e75080cc35711578 . . . . . . . . . . . . . . . . [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 (112 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpanel.mieleria.eu' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.mieleria.eu' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mieleria.eu' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webdisk.mieleria.eu' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.mieleria.eu' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.mieleria.eu' . . . . . . . . . . . . . . . . [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) 00f1007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016cdbe1ade60000040300483046022100a264ca43a080c6e9b93f405d0ee03e45d6d983adbb288be5d5f8e5768dac6bd60221008103a398ac83d9ec0cb7b84cdffae260ce015b6f49ce11f2df69d40834a42c04007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016cdbe1afc500000403004730450220579ff6818e7caa2949c67b5b5671e917ab58e1f58932c6fe2b376548382b7fff022100d62ee54dc7b64fa02f9cbd1a43a8e6903cb882dfd5709db38e42973f9cb4d476 . . . . [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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