knhco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:5d:3c:d0:00:c6:7e:41:2b:8a:d0:12:0f:54:fa:05:9a:11 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=knhco.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:5d:3c:d0:00:c6:7e:41:2b:8a:d0:12:0f:54:fa:05:9a:11Serial Number (int): 293063951612147937313349005547216887454225
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: e3:ba:0b:6c:bb:0f:15:16:89:3e:fa:7b:20:d6:33:5e:72:7b:65:13
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 3b:f7:ae:cd:39:d8:64:c9:9e:c3:f6:71:4b:23:5e:75:12:d6:11:88
Fingerprint (sha256): 43:40:50:01:0e:5a:49:8e:94:80:98:e7:41:41:b9:de:4d:e9:fc:94:3d:f0:0c:b9:aa:04:93:ad:a2:de:60:06
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate knhco.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for knhco.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
knhco.com
Other certificates including the domain name knhco.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for knhco.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGSzCCBTOgAwIBAgISA1080ADGfkEritASD1T6BZoRMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMTgwMzQ2NTRaFw0y MDA1MTgwMzQ2NTRaMBQxEjAQBgNVBAMTCWtuaGNvLmNvbTCCAiIwDQYJKoZIhvcN AQEBBQADggIPADCCAgoCggIBAOb/z31JraKzBNqtGC+FIW6KajG4jtEUyPGDTwgk yvTsjZ9sb0zmRHSC1gEgzWHVhq+VQaSskw3qR6Mw7Ifjig6Zw3tOFdKuCmMYkYhH BXW1ST3Mba84zr3Dx4UVydlZe5jIzJLYzb6viSzWbqpGluEDTx5jXrXUbMVRR5Vr D+Wtu3WAHBWl1aKjKSKzcL/SuYr+3/witGXyM+gokxKDC/Pyy+07Dx0SZ7QJS7+F tKdpYDAiOqVtt9lxv/C007bGNBcXLjT/gk/518id4WafUvk93Tar4o703fgJfd+N 20GLsTGU+fG2MTUf+T3R+sj6bDVYMOxI8ScsbZ630l8YG+9XHY7M3P+F0diVwQiX OivP5toSjprubR+qCIKQ63UFNcIL6JFI4quSEakMZQcABmuX2hqMfT2cFyJSsXG7 Fw5F7Wp/HvYjEbo0DDPeG604g1iQcT0kIS1c6yIgdCWwE5/TIc3JrcBdKiek2asc 0Ziu+PwCRtyCWe2/98lHynm3jBu7iNMgpvo5/cWdMZk+PnQH44VDN0AbUhrrM0EY GyrlfCouWuodjfUcRg/XttUWbaKpvgXJWFwCK7L+/Jh7UCKzpodea6lZ0peVCqVP hSymJXF7zHskx+aPFf8/3eYb60DTM3xiJCYd7APbPIHyGsTu/JqqY8xYL3zQx1nt 78JZAgMBAAGjggJfMIICWzAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYB BQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFOO6C2y7DxUW iT76eyDWM15ye2UTMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8G CCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZy8wFAYDVR0RBA0wC4IJa25oY28uY29tMEwGA1UdIARFMEMw CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j cHMubGV0c2VuY3J5cHQub3JnMIIBBQYKKwYBBAHWeQIEAgSB9gSB8wDxAHYA5xLy sDd+GmL7jskMYYTx6ns3y1YdESZb8+DzS/JBVG4AAAFwVp7U/QAABAMARzBFAiEA /bUYHSswg5c1tTjQUOD1qupGCEv74hWT8slE9Wab1FcCIFfMR1qjFwX06W5oXXD+ nRBMU/PMu3PtnxVzuclJgVbBAHcAB7dcG+V9aP/xsMYdIxXHuuZXfFeUt2ruvGE6 GmnTohwAAAFwVp7VQQAABAMASDBGAiEA6frvJAo2iNRC83P7H8T3ghuQzTwtX5U8 9rBgxHIs7vsCIQDKnh4GPcenJKdbNVQQ45F2fAZPCKtdmoKdD6NPhp5u6TANBgkq hkiG9w0BAQsFAAOCAQEASx9eNpBigFe2Yc7w4A7EKWcmeeaHbkL8Y5c/0cWiA1T8 jwVRu3KH+rHCmbIFx7SyeXKgrYv17pWq1z+9/7SfPYmddbzztXAu4Efm09r2s6dO A/rB13CiFu6V6rFV+tdwT6xrMaW2EtmkU5Wr9QJb1SDD9bVaOrYYSrzm0fGOoSL/ Zqq0zfVZ0iQpZ0uFcjWCu3hc4UGY6GPMiA5imBS4xPvUn7ExAkIolDoIKjUMnxfJ IS/BztyFB53JF5MnPHwGfKXzgNZLvgfh1zN+hBdm992wf8CrCndTjSWyKAj5mauc t/FzdoEM8cyDqtJDoSuIBSdNtABKSurkPlxuBwqDzQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA5v/PfUmtorME2q0YL4Uh bopqMbiO0RTI8YNPCCTK9OyNn2xvTOZEdILWASDNYdWGr5VBpKyTDepHozDsh+OK DpnDe04V0q4KYxiRiEcFdbVJPcxtrzjOvcPHhRXJ2Vl7mMjMktjNvq+JLNZuqkaW 4QNPHmNetdRsxVFHlWsP5a27dYAcFaXVoqMpIrNwv9K5iv7f/CK0ZfIz6CiTEoML 8/LL7TsPHRJntAlLv4W0p2lgMCI6pW232XG/8LTTtsY0FxcuNP+CT/nXyJ3hZp9S +T3dNqvijvTd+Al9343bQYuxMZT58bYxNR/5PdH6yPpsNVgw7EjxJyxtnrfSXxgb 71cdjszc/4XR2JXBCJc6K8/m2hKOmu5tH6oIgpDrdQU1wgvokUjiq5IRqQxlBwAG a5faGox9PZwXIlKxcbsXDkXtan8e9iMRujQMM94brTiDWJBxPSQhLVzrIiB0JbAT n9MhzcmtwF0qJ6TZqxzRmK74/AJG3IJZ7b/3yUfKebeMG7uI0yCm+jn9xZ0xmT4+ dAfjhUM3QBtSGuszQRgbKuV8Ki5a6h2N9RxGD9e21RZtoqm+BclYXAIrsv78mHtQ IrOmh15rqVnSl5UKpU+FLKYlcXvMeyTH5o8V/z/d5hvrQNMzfGIkJh3sA9s8gfIa xO78mqpjzFgvfNDHWe3vwlkCAwEAAQ== -----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 293063951612147937313349005547216887454225 . . . . . . . . [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 2020-02-18 03:46:54 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-18 03:46:54 +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 'knhco.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 942394759907364840957281278355289297538486845417774310562151917113550453298778750029863695562354109458670494079263929491175826736380496137817663473674309229570670771966830420217725881130825121234924409450815496261289562457708448255510423721496005952030620341558180336173729370766498340790591522873401013910328873714336520124283066425168217190552753430635407593808642665960314012366178437405543646174636673618678253791636195134774954644682838459022927178428601864999396658395585955580326779670378273025393620936040835605838134375633804667380153691826944888641690859142851727613768274393847467556532456279365358365029745559385522573788564605824207753875536639670615537249200604040569173925654550849256762183761566894382593041311268092039138824467277300379136984029643428946784186820370822381982180277499206596361177348187459746732940935244153914192726446366315482111509127314053176725171908828622569914646956985109609347493110030456017939469381073212785244849751618177960114374709132552130744909640174692753590765194885750280000272735563695408974052096963983444984271873784977621964688366317799465162591697027564399001301713681356463058973589155638431958615918431378236709292631353280038407056801796499961607992250460500624117574124121 . . . . . . . . . . . . . . . . . . . . [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) e3ba0b6cbb0f1516893efa7b20d6335e727b6513 . . . . . . . . . . . . . . . . [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 'knhco.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) 00f1007600e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e00000170569ed4fd0000040300473045022100fdb5181d2b30839735b538d050e0f5aaea46084bfbe21593f2c944f5669bd457022057cc475aa31705f4e96e685d70fe9d104c53f3ccbb73ed9f1573b9c9498156c100770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c00000170569ed5410000040300483046022100e9faef240a3688d442f373fb1fc4f7821b90cd3c2d5f953cf6b060c4722ceefb022100ca9e1e063dc7a724a75b355410e391767c064f08ab5d9a829d0fa34f869e6ee9 . . . . [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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