www.knhco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:57:6f:36:36:7f:24:1a:ba:60:f0:c3:22:ec:f5:a7:75:b5 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.knhco.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:57:6f:36:36:7f:24:1a:ba:60:f0:c3:22:ec:f5:a7:75:b5Serial Number (int): 378201535446048388459468506250972481680821
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: bf:1e:80:42:22:d6:78:33:ab:f9:6a:65:58:44:4c:b0:2d:db:92:93
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 26:15:24:81:1e:a6:5e:6d:9c:13:ce:e9:e4:13:1e:79:d6:c3:52:d0
Fingerprint (sha256): 3d:da:80:b7:aa:73:2a:7e:8b:0f:d0:b1:0b:03:3b:4d:f3:ad:21:90:a5:83:e8:cb:4e:10:77:2e:04:4b:35:ef
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.knhco.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.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
www.knhco.com
Other certificates including the domain name knhco.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.knhco.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGUzCCBTugAwIBAgISBFdvNjZ/JBq6YPDDIuz1p3W1MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMTkwMDUzMjRaFw0y MDAzMTgwMDUzMjRaMBgxFjAUBgNVBAMTDXd3dy5rbmhjby5jb20wggIiMA0GCSqG SIb3DQEBAQUAA4ICDwAwggIKAoICAQC+OFlIY6a5BlKpFT9WFxPpbDFHldnBe2bP KIsfbBElQ5W8McTLCPkO8Q4vq+8e6lVf3HnVU6rpxMmruNEC6LgAKUhk5Ph3cIeZ VEZmjdMl2mnlbLbhOxFa6FuWptMzuLmSpqnwHqXwVqIupgNy5qjc6SMtgxufuCf0 J1RCohkXbsK98bGMSoVVBbbkFcFPv5/XhSgkrTGRr4OInIYDXBHAKNFRSga3Xoi/ oIVMPyR64h9W7P8TsAK04c6ck+wam6nRvXtPdzcBeRf530JM7nVdsMXWx7wYPMxL oURXaxoxUTp1LvklenTcbjKCz6nhCwlSKkrLVMsmwvrQQT9WhVU2MG3vDwSJ/9Bf 69pdXrplnkuxDJRxL5dmsqLz7OHv+yV+vPBk8SN9gFXiYjDW5EQXRKpHztqSB13o dOz86l6QhlRN17KfHb6tYrsKRU1wPYtY4ciSUfTdDwESTQRUc76Uv+MnFDYQ7UBM tCjwG7P+MHfEde5qx3X8CT+8EXwl0KtuHOmhgEucyd9IK53Gyv8SOAYnp+xJ+zxh 92k1QucXsIZ0bMkZlBcXqJsRxVfAmchu0HGxE8wluEqNkZ1o39gpJ3JHTR1KF/3q ifjMzrAkuxCkmLoD8UCmY/Wt5LsLyz/K/L4fbGUYBz3yXajJX5Bbhzyw9O75NraT zp23sqDFPQIDAQABo4ICYzCCAl8wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBS/HoBC ItZ4M6v5amVYREywLduSkzAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86js oTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14 My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14 My5sZXRzZW5jcnlwdC5vcmcvMBgGA1UdEQQRMA+CDXd3dy5rbmhjby5jb20wTAYD VR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYa aHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEFBgorBgEEAdZ5AgQCBIH2BIHz APEAdgBep3P531bA57U2SH3QSeAyepGaDIShEhKEGHWWgXFFWAAAAW8b3A9sAAAE AwBHMEUCIQD4wC5SDludmUH0h+d75AM20sU03II9w90A7N5od6UAowIgHMoH541d okjuvaucXgNBwFUkmQscZZss4m3vk/oEPqUAdwAHt1wb5X1o//Gwxh0jFce65ld8 V5S3au68YToaadOiHAAAAW8b3A+lAAAEAwBIMEYCIQDpFAvM21UURH96SCT+CFHW nvP9UIhGEL33oFirO6nzDwIhAObfc2x2Q49WzOxr/NW74w/fJC2AXesvWQqbAj3W f1vYMA0GCSqGSIb3DQEBCwUAA4IBAQAmR77vV/CHqIfcrSGrhMydJwxtkA8F2Q7n pHbq54I//wTRPpS7p6jXmjt7VPMS9ai1SBzxwIMNyleVeZZRFZoluUUvMpwoPaek dPAEv1G9ctw9mFGNFqxfxDlqLkIx8Z9J8sUMxdChZNb4q8x3fCH82UaLR+ngB2R9 zZa+B5paSya8P4wFtc6S/f0+BBKdd4V72JeLNoXjutSLah0S2MPOXpkh13XfYOL6 KoELO0nnxVFLz44KlSOD+vep8gIgvgZ04+lf/vMnjdgUFM+YNDRo5AwNEqYsfP3u 4omq0fN9WNofTuQTxU+6GVpUa++zbJX2ySicMBp8DP3OjwczgjRX -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAvjhZSGOmuQZSqRU/VhcT 6WwxR5XZwXtmzyiLH2wRJUOVvDHEywj5DvEOL6vvHupVX9x51VOq6cTJq7jRAui4 AClIZOT4d3CHmVRGZo3TJdpp5Wy24TsRWuhblqbTM7i5kqap8B6l8FaiLqYDcuao 3OkjLYMbn7gn9CdUQqIZF27CvfGxjEqFVQW25BXBT7+f14UoJK0xka+DiJyGA1wR wCjRUUoGt16Iv6CFTD8keuIfVuz/E7ACtOHOnJPsGpup0b17T3c3AXkX+d9CTO51 XbDF1se8GDzMS6FEV2saMVE6dS75JXp03G4ygs+p4QsJUipKy1TLJsL60EE/VoVV NjBt7w8Eif/QX+vaXV66ZZ5LsQyUcS+XZrKi8+zh7/slfrzwZPEjfYBV4mIw1uRE F0SqR87akgdd6HTs/OpekIZUTdeynx2+rWK7CkVNcD2LWOHIklH03Q8BEk0EVHO+ lL/jJxQ2EO1ATLQo8Buz/jB3xHXuasd1/Ak/vBF8JdCrbhzpoYBLnMnfSCudxsr/ EjgGJ6fsSfs8YfdpNULnF7CGdGzJGZQXF6ibEcVXwJnIbtBxsRPMJbhKjZGdaN/Y KSdyR00dShf96on4zM6wJLsQpJi6A/FApmP1reS7C8s/yvy+H2xlGAc98l2oyV+Q W4c8sPTu+Ta2k86dt7KgxT0CAwEAAQ== -----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 378201535446048388459468506250972481680821 . . . . . . . . [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 2019-12-19 00:53:24 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-18 00:53:24 +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.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 776030352954409119395886274603757502302643986826609732745213308797593280399394446696715972242701476239906068721356969162810012910893511025112217563056499909967331688440520119018683169013682595320888738505865189757784853119741309820871483747266240110264097291752006477413189537090260314670298934383551595090532495644571936509172876851441280564569273770300938565638091610377870565736522728538411082713020586634415068176616558086161054839682833727038520934238187506917818718734787233827377800171100789661465083494274264372261870552616335839230737700015484194071758918183937216904676687453347639609247753522047674787250844090986224040143339849592254629157350615184706967959473833721240926894019067136756143809889277665945583419747782811867917044861091955504884468141054256280716994994285778577770369861207620131179821263085105278987127465126930852297050801456787494391551364881812520402331621259850046683876080422469513287482472591641284274454319927951383239993982234015497597764235326683846300313621735648346777270936045290392457821587181347949849796128867027137264882549153725100230710602891989082757586207397624260036507124726490431223236951853128355455958701867740997882571807365061772930183424858606265028695212550190395075569173821 . . . . . . . . . . . . . . . . . . . . [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) bf1e804222d67833abf96a6558444cb02ddb9293 . . . . . . . . . . . . . . . . [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.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) 00f10076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016f1bdc0f6c0000040300473045022100f8c02e520e5b9d9941f487e77be40336d2c534dc823dc3dd00ecde6877a500a302201cca07e78d5da248eebdab9c5e0341c05524990b1c659b2ce26def93fa043ea500770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f1bdc0fa50000040300483046022100e9140bccdb5514447f7a4824fe0851d69ef3fd50884610bdf7a058ab3ba9f30f022100e6df736c76438f56ccec6bfcd5bbe30fdf242d805deb2f590a9b023dd67f5bd8 . . . . [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) 002647beef57f087a887dcad21ab84cc9d270c6d900f05d90ee7a476eae7823fff04d13e94bba7a8d79a3b7b54f312f5a8b5481cf1c0830dca5795799651159a25b9452f329c283da7a474f004bf51bd72dc3d98518d16ac5fc4396a2e4231f19f49f2c50cc5d0a164d6f8abcc777c21fcd9468b47e9e007647dcd96be079a5a4b26bc3f8c05b5ce92fdfd3e04129d77857bd8978b3685e3bad48b6a1d12d8c3ce5e9921d775df60e2fa2a810b3b49e7c5514bcf8e0a952383faf7a9f20220be0674e3e95ffef3278dd81414cf98343468e40c0d12a62c7cfdeee289aad1f37d58da1f4ee413c54fba195a546befb36c95f6c9289c301a7c0cfdce8f0733823457