levelna.com
Issued by R3
About this certificate
This digital certificate with serial number 03:43:3e:e1:f6:60:db:ab:7b:a3:8f:08:79:b6:fb:22:10:f5 was issued on by Let's Encrypt.
With 5 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:
- DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
- Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
- Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)
Certificate Subject
CN=levelna.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:43:3e:e1:f6:60:db:ab:7b:a3:8f:08:79:b6:fb:22:10:f5Serial Number (int): 284219361778662102739268785275136609751285
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: d0:f3:e5:06:d0:0d:af:af:41:da:6c:c6:ec:9f:da:ec:66:e8:31:f5
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 81:0e:8f:83:df:d4:22:4b:ab:16:a7:f9:a4:cb:3f:61:98:c5:10:a6
Fingerprint (sha256): de:0e:a9:39:98:11:1a:9c:39:90:89:16:53:77:05:e5:91:85:84:d5:fa:57:02:ba:98:f7:97:4c:91:e3:4f:c3
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate levelna.com
5
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for levelna.com
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
levelna.com
levelna.cz
payments.levelna.com
www.levelna.com
www.levelna.cz
levelna.cz
payments.levelna.com
www.levelna.com
www.levelna.cz
Other certificates including the domain name levelna.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for levelna.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFJzCCBA+gAwIBAgISA0M+4fZg26t7o48Iebb7IhD1MA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yMzExMjIwMjMyMDVaFw0yNDAyMjAwMjMyMDRaMBYxFDASBgNVBAMT C2xldmVsbmEuY29tMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAl2os OSDwON8Cy8hYbLWvpmLQizQuXMpUbcx5B7ZVLjHQvP7bLDu3+M7R9RVFYDICXKwZ 0uQ9/5oZFaJd4+RnUXSgBhCFuhIeBAF/rfOFv6GS1JsEmTg111SPWpGIRwrYkXJC uQTB3bqfjJmDtheeiyUYXNVj6C9pTIUTes1mLC5rUWxgqIDcntsSmdhGAhIpqzeU 5rpD32c3mKZloLKK5GBTdYFulr6GWc8g0oPNsycaJo97rP1KbIPbqBNglYC5wvmT 1ieHzukqX9Lcwtr8GGw6/v3QP7/iIdkmN4Fu9XQAQBdPP6Xd3zkxSBg/uzelBj8Z U4oXZcIURPd1bwXBDwIDAQABo4ICUTCCAk0wDgYDVR0PAQH/BAQDAgWgMB0GA1Ud JQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQW BBTQ8+UG0A2vr0HabMbsn9rsZugx9TAfBgNVHSMEGDAWgBQULrMXt1hWy65QCUDm H6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6Ly9yMy5v LmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVuY3Iub3JnLzBZ BgNVHREEUjBQggtsZXZlbG5hLmNvbYIKbGV2ZWxuYS5jeoIUcGF5bWVudHMubGV2 ZWxuYS5jb22CD3d3dy5sZXZlbG5hLmNvbYIOd3d3LmxldmVsbmEuY3owEwYDVR0g BAwwCjAIBgZngQwBAgEwggEFBgorBgEEAdZ5AgQCBIH2BIHzAPEAdgBIsONr2qZH NA/lagL6nTDrHFIBy1bdLIHZu7+rOdiEcwAAAYv1FcLrAAAEAwBHMEUCIQDwRRs/ CYDxuq5rweongK+g+QKEaJrG6uTsh5n+m9m2ogIgOohUK9UjuPm9wrxhmssyq9HR K3Hpf8jzwylP+hfFFvsAdwA7U3d1Pi25gE6LMFsG/kA7Z9hPw/THvQANLXJv4frU FwAAAYv1FcLxAAAEAwBIMEYCIQDb72mqrPyzGqZAINkjIWKXNZp6tYYRjfuI7nbS Squ27gIhAM29NOgKEhSIxN9A2nwQ8bKnK5PpAZV4IDnhknwKMb8YMA0GCSqGSIb3 DQEBCwUAA4IBAQBunDjihkmv60l7UAnypLLKLq82NRQednmkK+cS9A1docxsp604 K5jRuv/oXV9Q6fiIQflcwH4qppKOEqwVd2+1CMOaxuhJt/HZ9h/+zi/V2txeIJhT yY5yDpTySNIYrwqf/zqGfpbzKFf1faurZK8JTXnLGCBlvsriS3mEZWN871baFvnI 1VBjRchrm0dQGsBlj21fxoD7apDqUu/8yJf86krmz9deBLBZS9FWmsLSJrf6Ifms dNBr20kYjPNyC543Fo2m7ipUjJOZvpMNYfubFR3Icl4Jewy3C/LJX+vyWwBToftO kuyZMqeifzD+ENWbzspNxq9x1OrZMxGC/5Uf -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAl2osOSDwON8Cy8hYbLWv pmLQizQuXMpUbcx5B7ZVLjHQvP7bLDu3+M7R9RVFYDICXKwZ0uQ9/5oZFaJd4+Rn UXSgBhCFuhIeBAF/rfOFv6GS1JsEmTg111SPWpGIRwrYkXJCuQTB3bqfjJmDthee iyUYXNVj6C9pTIUTes1mLC5rUWxgqIDcntsSmdhGAhIpqzeU5rpD32c3mKZloLKK 5GBTdYFulr6GWc8g0oPNsycaJo97rP1KbIPbqBNglYC5wvmT1ieHzukqX9Lcwtr8 GGw6/v3QP7/iIdkmN4Fu9XQAQBdPP6Xd3zkxSBg/uzelBj8ZU4oXZcIURPd1bwXB DwIDAQAB -----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 284219361778662102739268785275136609751285 . . . . . . . . [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 'R3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-22 02:32:05 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-20 02:32:04 +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 'levelna.com' . . . . . . . . [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 19114339782604533142364705918772642585683559523182004893067220446423218027477948973745152033189547042634326275759801542060940459501631786537829053235182681278357970574353929501594310185117649179249408573912798825146463453080053949295790590641513682262575409245488309049524232198603580095896191376453513689937333374336919911980024197255408899379514790121039677172046002171459676945032594860709296242374284719632851149319322026502422257684638411809213699075544060032148017586219639500053421892822169896057055261215513883648947441135662495368683481141426123779289609030369497502790744607804351262745204789008286970396943 . . . . . . . . . . . . . . . . . . . . [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) d0f3e506d00dafaf41da6cc6ec9fdaec66e831f5 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (82 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'levelna.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'levelna.cz' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'payments.levelna.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.levelna.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.levelna.cz' . . . . . . . . . . . . . . . . [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 (12 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 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f100760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018bf515c2eb0000040300473045022100f0451b3f0980f1baae6bc1ea2780afa0f90284689ac6eae4ec8799fe9bd9b6a202203a88542bd523b8f9bdc2bc619acb32abd1d12b71e97fc8f3c3294ffa17c516fb0077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018bf515c2f10000040300483046022100dbef69aaacfcb31aa64020d923216297359a7ab586118dfb88ee76d24aabb6ee022100cdbd34e80a121488c4df40da7c10f1b2a72b93e90195782039e1927c0a31bf18 . . . . [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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