www.klnco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:e5:ae:7e:ad:24:be:87:1a:36:04:37:bc:60:08:8a:db:70 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=www.klnco.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:e5:ae:7e:ad:24:be:87:1a:36:04:37:bc:60:08:8a:db:70Serial Number (int): 339493463232614439586033100567949125278576
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 5d:67:b2:b5:58:14:87:c7:0b:a3:c9:25:8a:f5:75:e5:c6:be:d7:a0
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 08:c9:7c:69:da:00:bb:63:26:67:d5:07:14:94:cc:7a:9e:32:aa:d2
Fingerprint (sha256): c7:83:78:53:2f:48:fe:3c:39:12:9d:1d:57:99:9f:c2:67:b7:a0:d9:53:37:c3:60:0f:c2:de:f1:b1:f6:72:b8
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate www.klnco.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.klnco.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
www.klnco.com
Other certificates including the domain name klnco.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.klnco.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGUzCCBTugAwIBAgISA+Wufq0kvocaNgQ3vGAIittwMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTIwMzQ5NTdaFw0y MDAxMTAwMzQ5NTdaMBgxFjAUBgNVBAMTDXd3dy5rbG5jby5jb20wggIiMA0GCSqG SIb3DQEBAQUAA4ICDwAwggIKAoICAQDTqdpPtkry9dEsVu582ic54BLkLPu1JWPu egOFZ7vUJvlrTJx/4mNiAfU/8sBBjGvMybumP6BvB6DTtDmGNjSVdEgw4Z7mcP1I JaKnS+iWJh2KiULgQz+32/4GXd5J6S2ucnuLlwGOHyVOncYut9Pmnqriq5tOFmHk Fe4pzE7NqyhQmlzGV6suaXXewddriJGMLEhT2zogk7wqTCs3Ark8iZwV4R2aKu0t VgkbpmqtfAF41uLBn4n/efVzzbg7yhP1JW+C0cGslKK4AYgq0EIHZH0KZOGlv6xK T9wVhTynChJUY7RYSaR2ftPj1LUDREeWue4NnAHXuENfMrXS41M+UNZ7BvxW7eIH cMkM59BW03MjdlmtijG34EpxLYiTLZyW1tVWaIZVhtJzpD0dmbddvaTC0L8GTGMr oSOZuZyE83Qkug3NhpxtRFTGMZzlObYS09ES7HVj/idN1cncwZUbNkWY2Huyf852 uisJVKaEXwDpx7Jbca5xTiQrpc+1k/XqXqlAJkpCgQSrl7Sl9Y4/yutwbli3oc04 2Td6mhhBoxRF9qpFSbbBXkaKTVrwj4b+LcQ0sgp1lk+ulrvlkG4gP/3cjqCJe4ix wLEChEtJw/mrQJkyKsC91T9pz/8ukPNuemEpa7itkiWbKxcpGcwSEs1BGo36AShy 4lUO31mIawIDAQABo4ICYzCCAl8wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBRdZ7K1 WBSHxwujySWK9XXlxr7XoDAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86js oTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14 My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14 My5sZXRzZW5jcnlwdC5vcmcvMBgGA1UdEQQRMA+CDXd3dy5rbG5jby5jb20wTAYD VR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYa aHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEFBgorBgEEAdZ5AgQCBIH2BIHz APEAdwBep3P531bA57U2SH3QSeAyepGaDIShEhKEGHWWgXFFWAAAAW2+TUS9AAAE AwBIMEYCIQC3e49iNh5k+LKntUYGAW9zWCgwj5YioPsEZA53DhkhGwIhAJ3oX57f UgZbTxlifSHVgx/TRe38V8BbrRS7IomGlb7bAHYAsh4FzIuizYogTodm+Su5iiUg Z2va+nDnsklTLe+LkF4AAAFtvk1EzQAABAMARzBFAiEA/27Hp5HGavBJhgu5qctt DvRsDk9uwJt87LeFHEvuJdACIELuG/LVGY9JNzjhtlHgVGm6ks8pEjbouMuV7exD OljAMA0GCSqGSIb3DQEBCwUAA4IBAQBv51yEwM6fi6OXGrDeNMPgebYDecu+F8Zz Nk7MaEIlMcS4Qsvyn56u2ObjviBCjCPD7XZCPJz5itIcn2HCb3/vzap6/X38BBJ+ tYdoFbjd0wBp2lqe2g1n40eCkaZ4cGh4OGB6iNw106LVSqZlv6sy6HtdCKucM39m Ri6gPkSKjzm4W/w+3Y0n/SyCiC7ySKkWLSRjRO4Z43CaNf2VbzEDV3L20shy7skL IPkKLncc0veAhkuQavzIBEK1orPgVezWxKlGjm8bbREgvIZl4L1LnjntQmpJReon KducjeVe2sHbwsSyBQBn+7wZ62jfdMZOWiA1dQoBR6gtdjt+qVDQ -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA06naT7ZK8vXRLFbufNon OeAS5Cz7tSVj7noDhWe71Cb5a0ycf+JjYgH1P/LAQYxrzMm7pj+gbweg07Q5hjY0 lXRIMOGe5nD9SCWip0voliYdiolC4EM/t9v+Bl3eSektrnJ7i5cBjh8lTp3GLrfT 5p6q4qubThZh5BXuKcxOzasoUJpcxlerLml13sHXa4iRjCxIU9s6IJO8KkwrNwK5 PImcFeEdmirtLVYJG6ZqrXwBeNbiwZ+J/3n1c824O8oT9SVvgtHBrJSiuAGIKtBC B2R9CmThpb+sSk/cFYU8pwoSVGO0WEmkdn7T49S1A0RHlrnuDZwB17hDXzK10uNT PlDWewb8Vu3iB3DJDOfQVtNzI3ZZrYoxt+BKcS2Iky2cltbVVmiGVYbSc6Q9HZm3 Xb2kwtC/BkxjK6EjmbmchPN0JLoNzYacbURUxjGc5Tm2EtPREux1Y/4nTdXJ3MGV GzZFmNh7sn/OdrorCVSmhF8A6ceyW3GucU4kK6XPtZP16l6pQCZKQoEEq5e0pfWO P8rrcG5Yt6HNONk3epoYQaMURfaqRUm2wV5Gik1a8I+G/i3ENLIKdZZPrpa75ZBu ID/93I6giXuIscCxAoRLScP5q0CZMirAvdU/ac//LpDzbnphKWu4rZIlmysXKRnM EhLNQRqN+gEocuJVDt9ZiGsCAwEAAQ== -----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 339493463232614439586033100567949125278576 . . . . . . . . [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 2019-10-12 03:49:57 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 03:49:57 +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 'www.klnco.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 863511690858138451693212406604281394908105540778312938648792632489348065841669706376373527987811679778368188545866646174059633816231258659839105389730099014648200055808570842030758666517505162533236757035818762360581615225256926598470869474200148161084194838798603193584840779556803242606102173914542397159286668378172306031280841338774274774357745185188632571244221225040609798406252632485620184347506525528818708177854824181153111991571952228066293563646780195228206441470226872603788790752407645425914033322405110789667760587993217115468545113523447846493373209467300561309450546480897852211658735762639007060164437387222417106504885827293848964641048165446814067865836490591274583614067583855220857337933648622181980716587205467550269623086749077421537754716287529586426743482341060417664927941842744645689872387583356192740584123572292435413828064742782437376247659252316988990619235836267724633227712644043197103380912338910341301078436549147115477838100921673900199702218271938441943546626863970202317568633313896661332221752237756305945107917853646243811158033255170384147433125442202191414444312262757775451758372891349763192514333947551816662833088986183556962755042899627742198963679150757775153004985460406469870550091883 . . . . . . . . . . . . . . . . . . . . [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) 5d67b2b5581487c70ba3c9258af575e5c6bed7a0 . . . . . . . . . . . . . . . . [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 (17 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.klnco.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 (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f10077005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dbe4d44bd0000040300483046022100b77b8f62361e64f8b2a7b54606016f735828308f9622a0fb04640e770e19211b0221009de85f9edf52065b4f19627d21d5831fd345edfc57c05bad14bb22898695bedb007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dbe4d44cd0000040300473045022100ff6ec7a791c66af049860bb9a9cb6d0ef46c0e4f6ec09b7cecb7851c4bee25d0022042ee1bf2d5198f493738e1b651e05469ba92cf291236e8b8cb95edec433a58c0 . . . . [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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