www.dkmco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:86:55:01:8c:6a:0d:d9:6d:99:ca:c9:a5:d6:fe:82:e1:18 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.dkmco.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:86:55:01:8c:6a:0d:d9:6d:99:ca:c9:a5:d6:fe:82:e1:18Serial Number (int): 394159973314325132971963571403440601096472
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: ea:a3:d5:63:47:59:5b:7b:f5:59:39:ec:88:53:ca:87:06:02:d0:e4
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 01:79:26:96:8d:21:8a:7f:75:d2:f6:19:88:68:f1:84:67:2c:88:8b
Fingerprint (sha256): cc:db:06:b6:3b:1c:28:1a:45:6b:51:d0:c5:24:47:16:f6:69:64:ba:8e:e2:7b:e1:f6:ae:88:31:65:bb:87:dd
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.dkmco.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.dkmco.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.dkmco.com
Other certificates including the domain name dkmco.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.dkmco.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGUzCCBTugAwIBAgISBIZVAYxqDdltmcrJpdb+guEYMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTMwNzMwMjJaFw0y MDAxMTEwNzMwMjJaMBgxFjAUBgNVBAMTDXd3dy5ka21jby5jb20wggIiMA0GCSqG SIb3DQEBAQUAA4ICDwAwggIKAoICAQDTQtAli6oqsV1n4hGQUENJDp5Yjb6rH3wl wxbSDc6dhDXYYfVHw9AgWXy/gY3bzom950zRVEYHORGsKmi8BPqzlfnkZSIWobO/ 9fSOI54orSJybeChVMJZnCbljMfLjX7vPpcRbKTas9ci8f/7CUjI83+gyPE7wtY6 B7rgjejdOJsSmpU6qnO08q50oLQ9Y/y6SdQ5aKlJoNehM+a/IdV/i5m6CnKPqxmq TIVBP2Sg0nvLdz5wmgHcF8MfIpNH2lD2wXEFy4OoyfTXlVISuyOYfDWpbOHVbhrG h7Q8bjh6ZlRelgTlix5/RNNJFozOYWp0VSHgQ5870RPVa2UP75pu3vfB3YYXMdCE eoM80KshR3IIe5NkgtEmUnh1hmNWPHpvMV6NxBjo+MuXZONeL1JiRbTxX3ywq9FT d/HsuNJhDcZJGePY8xVe3f7fb6seaFVwg9v12zkcOC5iW0nJiRp28cVCPUnBBS6e KSu9AQRPwhChVTUyWhY5atkbYqtCNGFcqENJ+JYEWon3WUkxGNqKzND6vtL75/1j 4pBHx5jHLPvcd+LUV+wtI5Io2cDtQNxICO8ctmmaxTVSVpt6urxsvGg0SLTTox+0 sKTRj9Bd+Az8jLayi3VDLC7ZJ4Mzw6pUzPkMwWjrm78OYnuHW9l09t3t647q62pU 6s9dmyzcVQIDAQABo4ICYzCCAl8wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBTqo9Vj R1lbe/VZOeyIU8qHBgLQ5DAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86js oTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14 My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14 My5sZXRzZW5jcnlwdC5vcmcvMBgGA1UdEQQRMA+CDXd3dy5ka21jby5jb20wTAYD VR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYa aHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEFBgorBgEEAdZ5AgQCBIH2BIHz APEAdgBep3P531bA57U2SH3QSeAyepGaDIShEhKEGHWWgXFFWAAAAW3EPWneAAAE AwBHMEUCIEtkH7qYv/7xwpA+zZY8FzWhmrlgVViAc6P7xqbpyP7eAiEA+Fve3FFM 317AMGVd2OZtqlhYa5znIugyusfE8B1f7N0AdwCyHgXMi6LNiiBOh2b5K7mKJSBn a9r6cOeySVMt74uQXgAAAW3EPWnWAAAEAwBIMEYCIQC26YURkGqqDydLELhsCPCj iREv4ecRnGDnqiGZUIIYjAIhANSBcms2ejHPTQh2BNIle9yegZXSQDVMvPuB3s4f 1XOuMA0GCSqGSIb3DQEBCwUAA4IBAQAGCTrAwaRjiF63ubePLwS0Xo7fCJ0hr+ik zV5WCTZrrVFOi8ij9NSrdqgp3H2wMDoinQsRJ4wbrJPKmVfPcEas9Ey7YzPz9N40 0nYBvlLgjymjnumpdLzucR0zGhQfe6FCK0tqYRa3aweULenvC7Fpbl5VmNfSFVQB 2QOrYjJ59pEpykjoPehObX4SMB37ZMyyrFbIWK9UdjAEi9HAGEKtyvaLrecT34ei m8l7b7kfyJYUy3BXgGoUnHgIUpH1N5JZjljz+B8mBlMSlvQ+feMrRRwy/tamPoKd xj786nnfvxjjH4IoNV3n2SdKiBWhLUaYZKS+qy6YEXUYPlJ0yELe -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA00LQJYuqKrFdZ+IRkFBD SQ6eWI2+qx98JcMW0g3OnYQ12GH1R8PQIFl8v4GN286JvedM0VRGBzkRrCpovAT6 s5X55GUiFqGzv/X0jiOeKK0icm3goVTCWZwm5YzHy41+7z6XEWyk2rPXIvH/+wlI yPN/oMjxO8LWOge64I3o3TibEpqVOqpztPKudKC0PWP8uknUOWipSaDXoTPmvyHV f4uZugpyj6sZqkyFQT9koNJ7y3c+cJoB3BfDHyKTR9pQ9sFxBcuDqMn015VSErsj mHw1qWzh1W4axoe0PG44emZUXpYE5Ysef0TTSRaMzmFqdFUh4EOfO9ET1WtlD++a bt73wd2GFzHQhHqDPNCrIUdyCHuTZILRJlJ4dYZjVjx6bzFejcQY6PjLl2TjXi9S YkW08V98sKvRU3fx7LjSYQ3GSRnj2PMVXt3+32+rHmhVcIPb9ds5HDguYltJyYka dvHFQj1JwQUunikrvQEET8IQoVU1MloWOWrZG2KrQjRhXKhDSfiWBFqJ91lJMRja iszQ+r7S++f9Y+KQR8eYxyz73Hfi1FfsLSOSKNnA7UDcSAjvHLZpmsU1Ulaberq8 bLxoNEi006MftLCk0Y/QXfgM/Iy2sot1Qywu2SeDM8OqVMz5DMFo65u/DmJ7h1vZ dPbd7euO6utqVOrPXZss3FUCAwEAAQ== -----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 394159973314325132971963571403440601096472 . . . . . . . . [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 2019-10-13 07:30:22 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-11 07:30:22 +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.dkmco.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 861869638807411300938916790529894810532145154482320338331030621585576765121641133779639482536731846093736981901158073704216986143177603709746618452724789737663426600255785187177228350238991445228770309563361213682107542401229363970002269457179057088512606398045774585365208558989026541432774100595550895228951723494168929227550899281049774974189433898275181534753999882008235287648195098807135772615310427133815341071118832229615474011642663648726201307712610866169648221350484114022166366719337913954530871240374402558173523007308844271070683715641828152438072455919502925781481292015960371849727605399401512154079098939811160940998904467088275653670697666453047935003844811899831732329505541634268077644976101641336135573034665059024366691667038011623790852236334621174504787538667801706685347807973126219709086666456140663573073265931831369605925843431080040689504381495178147754309771977821776034560074508010127635054683303696001029274016500225340903852670739288503529201968777767449070984637052283745604467050636889761013712343229257860528875197291295619992379343044122153012683307028013540794240946890349080381167169079610410227213974448825185527817538592341678030566410738039384047326085038716717933305104408089928664284453973 . . . . . . . . . . . . . . . . . . . . [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) eaa3d56347595b7bf55939ec8853ca870602d0e4 . . . . . . . . . . . . . . . . [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.dkmco.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) 00f10076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dc43d69de000004030047304502204b641fba98bffef1c2903ecd963c1735a19ab96055588073a3fbc6a6e9c8fede022100f85bdedc514cdf5ec030655dd8e66daa58586b9ce722e832bac7c4f01d5fecdd007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dc43d69d60000040300483046022100b6e98511906aaa0f274b10b86c08f0a389112fe1e7119c60e7aa21995082188c022100d481726b367a31cf4d087604d2257bdc9e8195d240354cbcfb81dece1fd573ae . . . . [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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