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:67
Serial 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.org

Check 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-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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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