lkcco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:e5:11:ce:47:f0:31:e7:65:5c:03:dd:07:fb:bb:6b:6d:67 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=lkcco.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:e5:11:ce:47:f0:31:e7:65:5c:03:dd:07:fb:bb:6b:6d:67Serial Number (int): 339285187768338135186009337234298927541607
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 85:41:d7:2d:93:d4:00:ec:7d:3b:d9:21:ce:7a:30:e8:a6:a4:da:42
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 17:89:ab:65:02:38:d0:32:ce:d7:cf:ed:35:d5:9a:74:4d:47:2e:92
Fingerprint (sha256): ca:cb:2c:87:61:05:37:8a:10:1d:94:ec:27:5e:86:44:68:d4:35:57:f5:b0:eb:a3:5a:f0:e5:2f:2a:53:e5:de
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate lkcco.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for lkcco.com
Public Key Algorithm
RSA
Key Size
4096
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
lkcco.com
Other certificates including the domain name lkcco.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for lkcco.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGSjCCBTKgAwIBAgISA+URzkfwMedlXAPdB/u7a21nMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAzMDMxODEyNTFaFw0y MDA2MDExODEyNTFaMBQxEjAQBgNVBAMTCWxrY2NvLmNvbTCCAiIwDQYJKoZIhvcN AQEBBQADggIPADCCAgoCggIBAKjTGrEh1uDTo10fHNu358O6K15Uq0LuR+V5azKD NRaoldlvg3pTztd0LVZILo/BSbCG3A4FM+oS9pfn+4hOnIw6t6CO/7j3u9SLD0EM muDeAuPScCnovIT25JGEG0R0hn6f56td5vIjBuvoa5NaTd39jKqTBVKP6PZFyEf7 5WyjN+CDNnmopoByok8IuifvSspSlprpP8o6yZoUvnQOOrfI2x1EtQ0PqQHYAJVT +po6nqukfjdXN18CWXVu4tROZRjF9SkJzSb56Vi0cf4Y0x6z5zD4lYtDrNm2mAsl Kfv7+3rDaifFuGWKR8t6BzIsaFZKoUvcfjQjH/ZqrweTxD7eI3kTKuBHYdUrBoBd gZtaROkdo3efu5DWDeGYe7qAB8+HDlJwIs1lUQeU+DWyZiZ4fclg0C8KVn+XXvrM ruKCoSWwd+dAdLoDgvvFlKMxtaREtUCTyczVceIXORi9ilWv+rq0ja5eXVFMeqpr mQtETOY/iQ0Q+VgtWLd4rfvLn3IOZGyXfA8ga4lX9KY9VojbodV28eKq9s7+j+t9 kLllb9nq5qpL4clfG1flKMmZV2CHw+jVmK+gwMua6CIrwNMUqqp1RS1LC4TKbrjh 64PadjB8n7D0wzoV66leAD32Y8aPGzUUGRi/z5G9BT4iDne1pJIrXMY1cBCX/2Wv y5/ZAgMBAAGjggJeMIICWjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYB BQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFIVB1y2T1ADs fTvZIc56MOimpNpCMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8G CCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZy8wFAYDVR0RBA0wC4IJbGtjY28uY29tMEwGA1UdIARFMEMw CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j cHMubGV0c2VuY3J5cHQub3JnMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHYAsh4F zIuizYogTodm+Su5iiUgZ2va+nDnsklTLe+LkF4AAAFwodCn7AAABAMARzBFAiEA +MKXZKjul3G+YLqszSivdmgd0dsLfzz7EnS8KhbGJ5QCIEa9kJxd9ip401sO6cEf N6hZDdfLtoMjqpoD0FGxuR2aAHYAXqdz+d9WwOe1Nkh90EngMnqRmgyEoRIShBh1 loFxRVgAAAFwodCn6AAABAMARzBFAiEA30+5N2spSJ9sONHZ/AzvAyeGGrREPONy lofgxCBkgScCIFqUEloHnCKr5SbXER95w0FUxR3U77Law1EC+UZ7rWiMMA0GCSqG SIb3DQEBCwUAA4IBAQAxX1ApcHHVboSSbWZwYvhf6hWGgtvbHOplLX4b5XtOt+uL 89/Om7uV6mTym6o4AnzMy4h2ylW+qPf5cSps29xmUJdlccTKCBq/LtzjJb2XPvwP XJbYoSaz4wS4isbGmkwV4MQvzuD4gLnioT8wcRh+2JIMT3xJ6/BGSDk4aPma6M0K A2xJfe4LHY3dPHLsnfm6QE6DG3DR9iDzBUjAeu5L3dXDGR+W6Txz2xWzDuVumVvO SCywCgNK7RdTEihBXjdHBmf2m1rYOLB3R8eWIkDXQV+smQCcxZzQR+L4i9Igez7g hNNIqkfdzBtQ1Lq3yIaIydcSar4HoZssggEAMUBL -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAqNMasSHW4NOjXR8c27fn w7orXlSrQu5H5XlrMoM1FqiV2W+DelPO13QtVkguj8FJsIbcDgUz6hL2l+f7iE6c jDq3oI7/uPe71IsPQQya4N4C49JwKei8hPbkkYQbRHSGfp/nq13m8iMG6+hrk1pN 3f2MqpMFUo/o9kXIR/vlbKM34IM2eaimgHKiTwi6J+9KylKWmuk/yjrJmhS+dA46 t8jbHUS1DQ+pAdgAlVP6mjqeq6R+N1c3XwJZdW7i1E5lGMX1KQnNJvnpWLRx/hjT HrPnMPiVi0Os2baYCyUp+/v7esNqJ8W4ZYpHy3oHMixoVkqhS9x+NCMf9mqvB5PE Pt4jeRMq4Edh1SsGgF2Bm1pE6R2jd5+7kNYN4Zh7uoAHz4cOUnAizWVRB5T4NbJm Jnh9yWDQLwpWf5de+syu4oKhJbB350B0ugOC+8WUozG1pES1QJPJzNVx4hc5GL2K Va/6urSNrl5dUUx6qmuZC0RM5j+JDRD5WC1Yt3it+8ufcg5kbJd8DyBriVf0pj1W iNuh1Xbx4qr2zv6P632QuWVv2ermqkvhyV8bV+UoyZlXYIfD6NWYr6DAy5roIivA 0xSqqnVFLUsLhMpuuOHrg9p2MHyfsPTDOhXrqV4APfZjxo8bNRQZGL/Pkb0FPiIO d7WkkitcxjVwEJf/Za/Ln9kCAwEAAQ== -----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 339285187768338135186009337234298927541607 . . . . . . . . [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 2020-03-03 18:12:51 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-01 18:12:51 +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 'lkcco.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 (4208 bits) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 688744384145183231668131296276579163983322136617060346330982724877577513974874754948775693266850692712826584939753433558071248090633780521778577445814846108846710519057904905087659895590772152385477513715367704999515089232405866246875281088589413944794755661439524179717587118722276469668601245605518048635516775705572938577195809139838264992190046177450991476529079069056380930763025120807819093443875323213286984368515428260798280450092608268054747817820062838018275376978805388038091649267755627121209305934591721140505677536268878771004061340968107545680644714376552821854348052226952532084265468539937905854963009830512578710274390724531517001395635776141242470486853479476073739899168853181329666102167480724045530904981369683389415586454927287485141014591365425237425700033338142192380318094160124476224517570617954177362196991216039896066199567252229715075034078502949459244567960100746669227294227319599115650465901675394836781098416947607716182074086686962208126861348888069606934752102050842947094153408456888834969200863255258910969780979420736166033546410246246415254236453592732160627607269750727372738579568372321685937751947413172815758153906865572042017912514201243231656648924879566754766059007207226887219939352537 . . . . . . . . . . . . . . . . . . . . [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) 8541d72d93d400ec7d3bd921ce7a30e8a6a4da42 . . . . . . . . . . . . . . . . [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 (13 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'lkcco.com' . . . . . . . . . . . . . . . . [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) 00f0007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170a1d0a7ec0000040300473045022100f8c29764a8ee9771be60baaccd28af76681dd1db0b7f3cfb1274bc2a16c62794022046bd909c5df62a78d35b0ee9c11f37a8590dd7cbb68323aa9a03d051b1b91d9a0076005ea773f9df56c0e7b536487dd049e0327a919a0c84a11212841875968171455800000170a1d0a7e80000040300473045022100df4fb9376b29489f6c38d1d9fc0cef0327861ab4443ce3729687e0c42064812702205a94125a079c22abe526d7111f79c34154c51dd4efb2dac35102f9467bad688c . . . . [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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