www.klnco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:86:d6:c5:78:08:03:11:56:d1:ef:da:8d:6c:95:28:96:5b 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): 04:86:d6:c5:78:08:03:11:56:d1:ef:da:8d:6c:95:28:96:5bSerial Number (int): 394332461002549771203511164003197360051803
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: c9:f5:e6:4c:92:37:ce:9e:62:21:86:8b:f6:05:fe:24:10:3d:5a:57
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 58:b5:80:60:ea:45:ec:3d:7d:1a:75:d3:4d:eb:21:5e:f8:81:d2:f3
Fingerprint (sha256): 65:4c:67:94:f1:8e:c6:50:e8:e6:26:0a:1f:ae:00:f6:c8:a5:3e:9b:d2:a1:70:0f:6c:d2:94:73:82:a6:85:4b
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----- MIIGUjCCBTqgAwIBAgISBIbWxXgIAxFW0e/ajWyVKJZbMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMTEwMzE2MDFaFw0y MDAzMTAwMzE2MDFaMBgxFjAUBgNVBAMTDXd3dy5rbG5jby5jb20wggIiMA0GCSqG SIb3DQEBAQUAA4ICDwAwggIKAoICAQDCk/d+Z3kQg+wXLl4AxupNgs2IjcXbJ9Fd akULmjA99nb2wX+i7jceLxfktUrKUmtJix5u/tQKwKu7CZUR3Lq1Pj9FOngVaZz/ t76yarBBCLe4HliMP2LAI7PkmtevWoZmO6HyskbmPwCmiTHi8NwL674UvX92DbhX 95BbLYS/SUufO52CKvKSmdbz0poXUlrvKdL1A3FpWGtXGvpLo4WWQmaSdQYI2Q43 KSY4K5xhqzmzf+990Ub/DtOeuxo6IV9RWxT689N9Tf81+a0HWLabXHzxZ1oDFLiU cDxgWuDrR9KaWtyDKoGkxCxHtHvT9/hMHoznygL1qyuGOwf3MAyRoc3sV/7j3Xd1 Y4Rh+9gAYAopE/PDdijrvjxdPbJ8YZXvLFMPBAG0sVzcn1fyU5oxX7zKhT2hw9i2 A9RKkvdX9m2wyrAPWjtrTDrleKumc00XrqZkR0STt5sDe7pB9w2WHCN7Wc2i3jIs 6IcKpUx4Mx6mUH04pjdRwQ/HNxUism+zc7lQDt0rr4g659FMq7t69PjRbtYY7UG6 76DGROHD7q7XzgFFufnMskfeLliBNQcGxUpW9H4Bf3nPTrQaZT3ipgIb1720pZr6 O/F7KYkXnef9egi8nzRr9vTjmXot5XG2NLelTbAiTGhMklvl7p2SK+IbSyyqQoD5 zMK3c7GzjwIDAQABo4ICYjCCAl4wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBTJ9eZM kjfOnmIhhov2Bf4kED1aVzAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86js oTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14 My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14 My5sZXRzZW5jcnlwdC5vcmcvMBgGA1UdEQQRMA+CDXd3dy5rbG5jby5jb20wTAYD VR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYa aHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEEAdZ5AgQCBIH1BIHy APAAdQDwlaRZ8gDRgkAQLS+TiI6tS/4dR+OZ4dA0prCoqo6ycwAAAW7zK8NJAAAE AwBGMEQCIG6VAaoI3nXljlEz6rsfBwvzhO/OZEpfVfjRZi56YcY9AiBq57/w0fgx zy8vIDM3fmKCjrFqVBjgGYqUR0EjTodR3wB3AAe3XBvlfWj/8bDGHSMVx7rmV3xX lLdq7rxhOhpp06IcAAABbvMrw3EAAAQDAEgwRgIhAOoEw27QKq+IOAmhd1LpmfzT 7N6iC1pUuBUSEiIcKMHFAiEAuGzsMzGpblPz8hP6yv1iGQJmwlz8E990o4MuQ/b6 1C4wDQYJKoZIhvcNAQELBQADggEBAIC5w2GyA2sOc0g48ObySDa9OGNF7NGIJzz5 LowwHcAfthH3naasuhSC33zRJhgig8M/Qru1OtiF1SMLoygsKTtBOl5FVaC0/BcI bnl2YLHKKq0oeeEB7rAAW5sDZh03acc0bYSgt4dCr8tl/GQ8gZd8ODx31L7ESCFN IzyRugUtI4IYHH03dLHEbOJKdD1gHnT41w6a/oCnFhwcydu0EEE5ZrUYT4+CmU3w minq8yxBNjdzfGWGQ8d7ByWp6Etvv54Q/BcHMPmyI9BAAUxEZQsAsyOSiGMu/Ywa YvM1Wlc0nrmnKhYbtzlH+giJOj/5PB2/T6uDzn8MpGYD/+7xD28= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAwpP3fmd5EIPsFy5eAMbq TYLNiI3F2yfRXWpFC5owPfZ29sF/ou43Hi8X5LVKylJrSYsebv7UCsCruwmVEdy6 tT4/RTp4FWmc/7e+smqwQQi3uB5YjD9iwCOz5JrXr1qGZjuh8rJG5j8Apokx4vDc C+u+FL1/dg24V/eQWy2Ev0lLnzudgirykpnW89KaF1Ja7ynS9QNxaVhrVxr6S6OF lkJmknUGCNkONykmOCucYas5s3/vfdFG/w7TnrsaOiFfUVsU+vPTfU3/NfmtB1i2 m1x88WdaAxS4lHA8YFrg60fSmlrcgyqBpMQsR7R70/f4TB6M58oC9asrhjsH9zAM kaHN7Ff+4913dWOEYfvYAGAKKRPzw3Yo6748XT2yfGGV7yxTDwQBtLFc3J9X8lOa MV+8yoU9ocPYtgPUSpL3V/ZtsMqwD1o7a0w65XirpnNNF66mZEdEk7ebA3u6QfcN lhwje1nNot4yLOiHCqVMeDMeplB9OKY3UcEPxzcVIrJvs3O5UA7dK6+IOufRTKu7 evT40W7WGO1Buu+gxkThw+6u184BRbn5zLJH3i5YgTUHBsVKVvR+AX95z060GmU9 4qYCG9e9tKWa+jvxeymJF53n/XoIvJ80a/b045l6LeVxtjS3pU2wIkxoTJJb5e6d kiviG0ssqkKA+czCt3Oxs48CAwEAAQ== -----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 394332461002549771203511164003197360051803 . . . . . . . . [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 2019-12-11 03:16:01 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-10 03:16:01 +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 793808963906042298361711369032599774394652775565168988217898260859302787662488769770617233452582668748555406395245578397015640308729623822846325949268617902766401744306944932685920192924045088981223275674537631268052421065480472978514041513107491004403962031069198201956145959356603559806919140713125857609752474327838521002534395575336504282756840025224389841892469699497302921287938120827875971178278950187645314177711109002166721427419924334689627100053068199451586650958436218617100633261843222588804443594818310582903757473251784781935340500785380654625478902359842845793505881354152498922354143762924304325499802342116136217654281010300742824640170264111635061625517687327574813502440555094101414378163949079291138320844319764686670307440041007148181636009561656748721098779536423633306989528915424919122470770300827389135663742545770189776597603648736244540473732813366818982487423785695485548229244504555582407550842321944223271703257857244887216668833010853167405970273081237722053886569438566829901677293934829455644511405327184057613437450259931085723395481039958413458755588971062820368403202511394745834639251561165835692972454249233849157512796322625456145427627771113500766420634071976764973872902045111931810289398671 . . . . . . . . . . . . . . . . . . . . [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) c9f5e64c9237ce9e6221868bf605fe24103d5a57 . . . . . . . . . . . . . . . . [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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f0007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016ef32bc349000004030046304402206e9501aa08de75e58e5133eabb1f070bf384efce644a5f55f8d1662e7a61c63d02206ae7bff0d1f831cf2f2f2033377e62828eb16a5418e0198a944741234e8751df00770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016ef32bc3710000040300483046022100ea04c36ed02aaf883809a17752e999fcd3ecdea20b5a54b8151212221c28c1c5022100b86cec3331a96e53f3f213facafd62190266c25cfc13df74a3832e43f6fad42e . . . . [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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