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:b5
Serial 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.org

Check 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-----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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 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)
		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