www.knmed.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:40:a4:8d:9b:a6:29:eb:83:51:de:ae:4c:2f:03:a0:0a:87 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.knmed.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:40:a4:8d:9b:a6:29:eb:83:51:de:ae:4c:2f:03:a0:0a:87
Serial Number (int): 283333657940324918361866842251306737863303
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 92:57:dc:61:68:6c:0e:80:84:a1:e4:8a:c8:3d:85:4f:69:c1:51:53
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 94:6c:83:fa:94:94:d1:4a:bd:1f:9e:dc:9a:f3:f6:d5:4f:26:a3:2d
Fingerprint (sha256): 8b:08:be:50:53:db:fc:9d:93:d2:44:58:2c:ec:9e:a3:53:c0:78:49:b4:9d:cc:bd:5a:45:33:f4:ae:72:0e:b9

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.knmed.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.knmed.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.knmed.com

Other certificates including the domain name knmed.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.knmed.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 283333657940324918361866842251306737863303
 . . . . . . . . [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 07:49:27 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-10 07:49:27 +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.knmed.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 906156226040396472537566175513316062886932310618750800364892223207809573978380389126486904986372502846841641914919718152086228828159000147098179690506609139717972835493458912362675678584154355276143892371863751650865487668198755776857185982843269455089431608268865496351683148281843941049883172880524445743100995638827689630379654176529274936673675031951210027722332384868945532367350706037619702821223113990228895365281233202466819895241535161487655871523839821077126884218654236097614412773461517916415960821975758353942974814956793555218288861913985542314402963283418827304533686030165441771801672918905060895172905706463962114226338022047221441021459441303063419599573372451423057637009390002466371567241936487831095523297028974175568359078539070189945858343030906102065415242894641973458461561792649424883796074205108773859493878727317438164643633830057261363812767601257102181613428385053098620447929127710022739987141042440737464687454471145213611303729224045538840754214151882413411899697959305866378628803250056298770075371164546133816101338329618738975725894369810408951135632060547776299857594800142569432232884291163486356889715155653326605705340786393912316122394138355932383031803889624400311426693714690394081284606311
 . . . . . . . . . . . . . . . . . . . . [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)
							9257dc61686c0e8084a1e48ac83d854f69c15153
 . . . . . . . . . . . . . . . . [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.knmed.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)
							00f0007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016ef42616ac00000403004630440220296d0f205d80b475c1981ce507ec40603e3f3d8629669fadd84e791fd0c381d202203ae077ba10157f147310d5a9a5aa8382c71c520eefb7336a7687a3d5cbc311bd00770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016ef42617040000040300483046022100fa51451fa6995cc05c5b47edc1920aafa4509889a9bdcea680d3bbc1283798f3022100e6df3be29610607c79a7a05491592c71722c9c68a815b3eeaa41c79b4d0cf5e8
 . . . . [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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