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:11
Serial 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.org

Check 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-----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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 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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