lkcco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:9f:26:61:13:20:6f:8f:0b:95:a9:56:27:2e:33:5a:89:f3 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): 03:9f:26:61:13:20:6f:8f:0b:95:a9:56:27:2e:33:5a:89:f3Serial Number (int): 315492768840280669749025942430143945017843
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: ea:e2:55:32:62:98:1a:2f:a8:b6:10:89:c3:95:37:5c:57:cb:8f:2b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): eb:36:12:2b:11:4c:d0:fc:fb:52:ec:b1:f0:b4:d3:70:98:91:22:63
Fingerprint (sha256): b5:91:14:e4:0a:04:ef:6e:81:1d:09:8f:2f:9c:f0:fa:13:f0:6f:01:ab:0c:6b:e8:4a:6a:92:4f:d4:06:19:7c
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----- MIIGSjCCBTKgAwIBAgISA58mYRMgb48LlalWJy4zWonzMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTMwODU3NTRaFw0y MDAxMTEwODU3NTRaMBQxEjAQBgNVBAMTCWxrY2NvLmNvbTCCAiIwDQYJKoZIhvcN AQEBBQADggIPADCCAgoCggIBALvDwfv8Eg16haOdjdpOzYg01D6QvFKNTtJkN5UH kawYe4htaifgAJm3PFBK4iE+VtwzdmFiv3hbLM5AagDn2b2kU2sEHdaHO255fwXC YXR/l7Gb3BjpXLZurWNRCgW8KCMSEbimgFzDgeDSbkxFFHLwOkVACeIUXK4zmV3/ W50TUK5JekWqQBDrs4Ydjwc5E3uB4rdpPHLEOK9Y8Oth52xw0aQForkk0xcZhYPj 9syQsOrCjP7l0oagCiy3PxIOkd8noOPSiciUMRVYkEMW1s3UfV1UBjndxDU6UK5U p8EFkh7YZXVx/q+Eo3XoI4VxPf08KyCzf2RPByqIbwpreMUmfv2c8qJ9itnXq/zH GFvkWpeF8Bo+LwdQzT6rYgZcAnfvhpUYZcURHvABZvzjed70KUkZHFZ8zDubmYcn v6c5FpPO/0GtEy7plS8SwymaPjUqZUIBP3YRC9SqCHz2HFp9lDTOPh04KGb0B1gW 8tTIO5WwSjL12Asz8V9lZxWYdjaaw5OTAdZ2bccwelgVvY3M1KNXHtgyJDk94dwt AFsyez4BU+3d80+gr0H2gZ+gOgL/yxaCP5LIYOnQ/Zgf41lEngzJpHVrPNinmuCC Y89i5qsUJcKlUwvi3MWbBTzBDWO0N3ojSWFqiBzV4+wGtSih8zV4BJ5uuuBvZbv5 zu0VAgMBAAGjggJeMIICWjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYB BQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFOriVTJimBov qLYQicOVN1xXy48rMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8G CCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZy8wFAYDVR0RBA0wC4IJbGtjY28uY29tMEwGA1UdIARFMEMw CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j cHMubGV0c2VuY3J5cHQub3JnMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHYA8JWk WfIA0YJAEC0vk4iOrUv+HUfjmeHQNKawqKqOsnMAAAFtxI2OrAAABAMARzBFAiAN HGkFpdQl0UgzXR0Yh3teheipwIMBhv3qa5DXHL1MzgIhAJ+MgAt6N15ZGTpqJlPX r8kcjVVdnmc2P82ItcoJGpvJAHYAKTxRllTIOWW6qlD8WAfUt2+/WHopctykwwz0 5UVH9HgAAAFtxI2OrQAABAMARzBFAiBIDkXmh1GYhL8Fnzo/wQ4ylIGj7cP3x8lB 7xxHJmtXYwIhAKpS6g/ErGRm30wACPSjRLtJnZobPjjR6WlOdLT0GOjjMA0GCSqG SIb3DQEBCwUAA4IBAQBfzEp4HFfUqUw3+cii3++sl5QuQADNBfrnJBvDnblmS/+T 365geqXj4SjDvvZKULeHOrTpJaIEpVFdEZUXNpDQtk/NBVt73zixlagVA6KMmyqT UdNfppicX/8KoL/+hfixWgGMZghZh6prT6L8qWqRPJeV9pK2KFV2OtI+uDCc8H9Y VoZh3A8pS1dhwKY6Y8KZlY+aooC/UOFGXViq61TBgmHRLyIAZXNlJFW3nKaouoYS QnAo+6JpCzSX7KtD+8makxVKKJY8s+NZkEGs0w27Rgp3vqNQ+es+UCMgf1AQ1KVQ 3GzGIxAr6MNWVBGsn72cgjI89W1/xrU4yQCd/nei -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAu8PB+/wSDXqFo52N2k7N iDTUPpC8Uo1O0mQ3lQeRrBh7iG1qJ+AAmbc8UEriIT5W3DN2YWK/eFsszkBqAOfZ vaRTawQd1oc7bnl/BcJhdH+XsZvcGOlctm6tY1EKBbwoIxIRuKaAXMOB4NJuTEUU cvA6RUAJ4hRcrjOZXf9bnRNQrkl6RapAEOuzhh2PBzkTe4Hit2k8csQ4r1jw62Hn bHDRpAWiuSTTFxmFg+P2zJCw6sKM/uXShqAKLLc/Eg6R3yeg49KJyJQxFViQQxbW zdR9XVQGOd3ENTpQrlSnwQWSHthldXH+r4SjdegjhXE9/TwrILN/ZE8HKohvCmt4 xSZ+/Zzyon2K2der/McYW+Ral4XwGj4vB1DNPqtiBlwCd++GlRhlxREe8AFm/ON5 3vQpSRkcVnzMO5uZhye/pzkWk87/Qa0TLumVLxLDKZo+NSplQgE/dhEL1KoIfPYc Wn2UNM4+HTgoZvQHWBby1Mg7lbBKMvXYCzPxX2VnFZh2NprDk5MB1nZtxzB6WBW9 jczUo1ce2DIkOT3h3C0AWzJ7PgFT7d3zT6CvQfaBn6A6Av/LFoI/kshg6dD9mB/j WUSeDMmkdWs82Kea4IJjz2LmqxQlwqVTC+LcxZsFPMENY7Q3eiNJYWqIHNXj7Aa1 KKHzNXgEnm664G9lu/nO7RUCAwEAAQ== -----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 315492768840280669749025942430143945017843 . . . . . . . . [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 2019-10-13 08:57:54 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-11 08:57:54 +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 766013057706392623198581379580540879405793890126679316428354344911299510270429887798797370231257229731465781787499877769653145732159919590493139647384982573182583942928398471436294685131013440455784901885795014870527239275143437542247676934723594945674440768516836952349567900595850924628300108182124973840090988183865265108146660877864946204105976179566021289138673146388108918826065331943724198939233898212231441383989868956194128321946131908873960097520096567632834929252391104823480718600144681718330909343740315809648773779256522810886860860688881539795586490672190368519203352576815486849749976601607603030364482642380384662264925757518944624949652571788721198683517775477309151983469463007312676922745052435709807907019199386614959228068504009884243191330302950724186205936009150583691217348544793356863219952018507404981423700589664483470323907677189991666593159247590714573570008267074773237084323956753955790567667060946544000076195209625096272085278330658775060657591095003456580267465858649029555233111200907399761543922054272937130796295161338469032659979083599888618108699146047386197667157718011070408538779560976386172652690933756166703430975478636896927809385253847523311502106825201325176346896510515006234065562901 . . . . . . . . . . . . . . . . . . . . [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) eae2553262981a2fa8b61089c395375c57cb8f2b . . . . . . . . . . . . . . . . [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) 00f0007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016dc48d8eac000004030047304502200d1c6905a5d425d148335d1d18877b5e85e8a9c0830186fdea6b90d71cbd4cce0221009f8c800b7a375e59193a6a2653d7afc91c8d555d9e67363fcd88b5ca091a9bc9007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dc48d8ead00000403004730450220480e45e687519884bf059f3a3fc10e329481a3edc3f7c7c941ef1c47266b5763022100aa52ea0fc4ac6466df4c0008f4a344bb499d9a1b3e38d1e9694e74b4f418e8e3 . . . . [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) 005fcc4a781c57d4a94c37f9c8a2dfefac97942e4000cd05fae7241bc39db9664bff93dfae607aa5e3e128c3bef64a50b7873ab4e925a204a5515d1195173690d0b64fcd055b7bdf38b195a81503a28c9b2a9351d35fa6989c5fff0aa0bffe85f8b15a018c66085987aa6b4fa2fca96a913c9795f692b62855763ad23eb8309cf07f58568661dc0f294b5761c0a63a63c299958f9aa280bf50e1465d58aaeb54c18261d12f22006573652455b79ca6a8ba8612427028fba2690b3497ecab43fbc99a93154a28963cb3e3599041acd30dbb460a77bea350f9eb3e5023207f5010d4a550dc6cc623102be8c3565411ac9fbd9c82323cf56d7fc6b538c9009dfe77a2