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:87Serial 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.orgCheck 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----- MIIGUjCCBTqgAwIBAgISA0CkjZumKeuDUd6uTC8DoAqHMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMTEwNzQ5MjdaFw0y MDAzMTAwNzQ5MjdaMBgxFjAUBgNVBAMTDXd3dy5rbm1lZC5jb20wggIiMA0GCSqG SIb3DQEBAQUAA4ICDwAwggIKAoICAQDeHdJfSVcW6aZhrNHs9C5DTU0OuZZnjFQx omrpPIDuxUGersS9pI/FwnXT3QhW3Fouom59pmnUUwCTGr4Y6L++ikPyxAYY9a96 rPxn8L1jYKRimkoTMg7vA5AQXQoR1TRpTvG6juQZDf5tRsC/slH4XM2Ah5jhhjhE uoeCg63NWtQ8wACJFpU00tfGcJHBrA8jGwJpsBGguMZLCRevB+DfGdTsHcG6eDv9 AZeMulntbg5bIXpLCFAal5rkSkLx4j0G/tX1IEeOW9iorDuVMHdpex9G3cQeaSz0 GWjRQjGW1QjkuFzOr3kYz4TQIGjr76NrX/FJYj5N9s3NJ/P1i6LI4cBfZBi9xrrb wiqKKqwzI9gcJeBsKSdFtLQ7ZLqe9bi5IUBr9bi/eRWgjxOX5IKVCDkYQRbc+PN1 D13wk/lm2fmDhWQA102r0WCnO+pUekT+rUh9KCN1+OhQEJWiiXkUzUHYA4bLlWZf UyHhLbM+0a1gMzdqI37MsHneDVih1/7NQRSv7qhoQTv48RxCjS7IV+Bs3sc8P9Yg YJV59g9CVCNJGqALHeXauvrTkAOxQf2bGLIdHzzLwZhUdoIab6iyK9Y4OZukPThh xxTOYpoZEDWUNotPJchW5C3STHybbvzUYUos41KQNibYyOs4WOFBIUJQB6CMXUeU OeFWmAhJZwIDAQABo4ICYjCCAl4wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBSSV9xh aGwOgISh5IrIPYVPacFRUzAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86js oTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14 My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14 My5sZXRzZW5jcnlwdC5vcmcvMBgGA1UdEQQRMA+CDXd3dy5rbm1lZC5jb20wTAYD VR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYa aHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEEAdZ5AgQCBIH1BIHy APAAdQDwlaRZ8gDRgkAQLS+TiI6tS/4dR+OZ4dA0prCoqo6ycwAAAW70JhasAAAE AwBGMEQCICltDyBdgLR1wZgc5QfsQGA+Pz2GKWafrdhOeR/Qw4HSAiA64He6EBV/ FHMQ1amlqoOCxxxSDu+3M2p2h6PVy8MRvQB3AAe3XBvlfWj/8bDGHSMVx7rmV3xX lLdq7rxhOhpp06IcAAABbvQmFwQAAAQDAEgwRgIhAPpRRR+mmVzAXFtH7cGSCq+k UJiJqb3OpoDTu8EoN5jzAiEA5t874pYQYHx5p6BUkVkscXIsnGioFbPuqkHHm00M 9egwDQYJKoZIhvcNAQELBQADggEBAFPRpze6dcVi4ndbIbBTPuF3tSK0N85fE1JQ P7xqB8o+WQs7dFfOPso+tQ3MNs795VPM7eZ9qZQPfSfuSjmxd51C9tPHqMpx3w6N eg9KQLuqUGE6uNGEn87XIi3Y6e4ujzpCocKBgIkmFzOWlJjQnevHXi514LbTz2b8 OTTvUCluzvGB40X8nIaD/155Tv5XeWwi/9hsJ3iO0mdYoX+oaYnzKi3L4IhlKYvr AQtcDWCJE6SEqg0pZWJO8fxXjhBSxVULaRXpEfdlhgp0Ua1/zIxCOuvlFH5Cxcaq mtyiBiGzYXCYHZ45Ohn0+NSTzZAcECxFufV0D40zMUjpVGwIKXo= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA3h3SX0lXFummYazR7PQu Q01NDrmWZ4xUMaJq6TyA7sVBnq7EvaSPxcJ1090IVtxaLqJufaZp1FMAkxq+GOi/ vopD8sQGGPWveqz8Z/C9Y2CkYppKEzIO7wOQEF0KEdU0aU7xuo7kGQ3+bUbAv7JR +FzNgIeY4YY4RLqHgoOtzVrUPMAAiRaVNNLXxnCRwawPIxsCabARoLjGSwkXrwfg 3xnU7B3Bung7/QGXjLpZ7W4OWyF6SwhQGpea5EpC8eI9Bv7V9SBHjlvYqKw7lTB3 aXsfRt3EHmks9Blo0UIxltUI5Lhczq95GM+E0CBo6++ja1/xSWI+TfbNzSfz9Yui yOHAX2QYvca628IqiiqsMyPYHCXgbCknRbS0O2S6nvW4uSFAa/W4v3kVoI8Tl+SC lQg5GEEW3PjzdQ9d8JP5Ztn5g4VkANdNq9FgpzvqVHpE/q1IfSgjdfjoUBCVool5 FM1B2AOGy5VmX1Mh4S2zPtGtYDM3aiN+zLB53g1Yodf+zUEUr+6oaEE7+PEcQo0u yFfgbN7HPD/WIGCVefYPQlQjSRqgCx3l2rr605ADsUH9mxiyHR88y8GYVHaCGm+o sivWODmbpD04YccUzmKaGRA1lDaLTyXIVuQt0kx8m2781GFKLONSkDYm2MjrOFjh QSFCUAegjF1HlDnhVpgISWcCAwEAAQ== -----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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