www.dykco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:f8:ef:8c:04:08:31:52:3f:8b:e2:1e:a6:94:72:62:4e:7e 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.dykco.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:f8:ef:8c:04:08:31:52:3f:8b:e2:1e:a6:94:72:62:4e:7eSerial Number (int): 346045297286004996560489335502758446517886
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 62:2a:e6:94:10:08:6c:b7:5a:3f:ef:e5:a3:44:49:95:9d:af:0a:fa
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): bd:0b:97:65:78:ba:db:b1:86:76:bd:4e:0e:18:eb:96:33:b4:06:d2
Fingerprint (sha256): 6e:1c:48:4e:1f:27:8e:f3:cb:8d:9b:89:74:be:7b:fd:ed:1e:05:9d:a6:23:a3:98:25:cf:51:e7:af:b1:cb:7f
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.dykco.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.dykco.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.dykco.com
Other certificates including the domain name dykco.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.dykco.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGUzCCBTugAwIBAgISA/jvjAQIMVI/i+IeppRyYk5+MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMjQwNzUzNTZaFw0y MDAzMjMwNzUzNTZaMBgxFjAUBgNVBAMTDXd3dy5keWtjby5jb20wggIiMA0GCSqG SIb3DQEBAQUAA4ICDwAwggIKAoICAQDOo6UQ8Rm/It1IebIs4unyeW/vMxJYVGyw YEDTMRprGvc3ubcilaNewESY8YwVmoOODEa05QpYn4vnECszvNOS8jRI/NaBrTFx IQrH9qeG6ztS7uA5jsOhTzL96cLMhSj2BS6v61zc3uZqZXPTE1IfF8K8rxqoy0UU 6uqI2gibiAgESTzNrNQVNy/Rs58hpw5z5Bm/oN+LubH0s9s5JFBih7B6dURh/rbE xZBXTShOLdvJ/14ncqjp7boUy2mFNUhprTEkUD+sztESmKoleDQxk1iGBIKA3b2k +3SgjKxT6ijApQf8NuqIDi1nrtoyQ2AowPCcZCCwMn3118x0CP9LrEwEgfV9QQgn JloKpQPSBi6xZv02R/4GMDufWTKpQstB1VwZGIgskcsMeMugiKX4Lf3FmmLDpCUy nTdipe3feOAzAlH7xPE8Er01keW31nlorppz80npGlLvJ2RSE/o6UEWYs++M0NFM fZaXw6YPjE4Zo2vbw113GouEhKO0P8RUIlQiiCl9keCtqo6kqMZpUufSV1OtvpRj GmyaMunrSM77HNl4wIP96Pst6JIWk+5vEwwVVBB9QaILMrfoE6hNb33Dwvjs3UDI BrPv7sHTe0t+XgKXKe4TeggL2tsCovMFhXXQi6FbduZMOSeAgzvBTIfvsf74GPwC 7nPnXYS1OQIDAQABo4ICYzCCAl8wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBRiKuaU EAhst1o/7+WjREmVna8K+jAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86js oTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14 My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14 My5sZXRzZW5jcnlwdC5vcmcvMBgGA1UdEQQRMA+CDXd3dy5keWtjby5jb20wTAYD VR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYa aHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEFBgorBgEEAdZ5AgQCBIH2BIHz APEAdwCyHgXMi6LNiiBOh2b5K7mKJSBna9r6cOeySVMt74uQXgAAAW83HN2kAAAE AwBIMEYCIQDplvtipC3SxL0hqYL7LYUHshZPGHf90p1X4EqFzfD1SwIhAJ7R65ss 9PQPzB+pIPkwuFmGMMuyMlaLxMKoqDpgHjgVAHYAXqdz+d9WwOe1Nkh90EngMnqR mgyEoRIShBh1loFxRVgAAAFvNxzfdAAABAMARzBFAiEApwDB6ZxNFrpwt7vThP31 ceFyi5TdpCVj8UbCAYM7IVMCIH6HU8XfxrCwxjsHaQt3pRcGH9/wcYOfxDyhLfHW 4VWgMA0GCSqGSIb3DQEBCwUAA4IBAQBpx61E2sDZ0w5JGl2p8O++H6sV4TTS1gDQ 7tu8mj2086Yomf5nKzKtt1kLlBn1ccUIwvsJ9YWFVEEogls+xBeCDwO3z9rXHwuB fS5Cbr7si1f6YVBusi6TaD5F/pqw/v2Db2Bb6qx8LupAEts4/MMRA2NEiHQNpC5m rtU7aXmdZzA1fYQ7SVgEcZGKDZzZVZfAUK8MvbjV5eQWNJMdH64QlSNZYxkdCFxD 0ZXAX4fEWq3KMrcL1BmAghv3Qgmdjr8QK1iJnJjGjFFgccLQGE+WTWa5K24u4RL1 3gBsG8Cl3wyqu6pqwnczUCBn4n0DueqwJlEAhvgs0bW+/i/pCye+ -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAzqOlEPEZvyLdSHmyLOLp 8nlv7zMSWFRssGBA0zEaaxr3N7m3IpWjXsBEmPGMFZqDjgxGtOUKWJ+L5xArM7zT kvI0SPzWga0xcSEKx/anhus7Uu7gOY7DoU8y/enCzIUo9gUur+tc3N7mamVz0xNS HxfCvK8aqMtFFOrqiNoIm4gIBEk8zazUFTcv0bOfIacOc+QZv6Dfi7mx9LPbOSRQ YoewenVEYf62xMWQV00oTi3byf9eJ3Ko6e26FMtphTVIaa0xJFA/rM7REpiqJXg0 MZNYhgSCgN29pPt0oIysU+oowKUH/DbqiA4tZ67aMkNgKMDwnGQgsDJ99dfMdAj/ S6xMBIH1fUEIJyZaCqUD0gYusWb9Nkf+BjA7n1kyqULLQdVcGRiILJHLDHjLoIil +C39xZpiw6QlMp03YqXt33jgMwJR+8TxPBK9NZHlt9Z5aK6ac/NJ6RpS7ydkUhP6 OlBFmLPvjNDRTH2Wl8OmD4xOGaNr28NddxqLhISjtD/EVCJUIogpfZHgraqOpKjG aVLn0ldTrb6UYxpsmjLp60jO+xzZeMCD/ej7LeiSFpPubxMMFVQQfUGiCzK36BOo TW99w8L47N1AyAaz7+7B03tLfl4ClynuE3oIC9rbAqLzBYV10IuhW3bmTDkngIM7 wUyH77H++Bj8Au5z512EtTkCAwEAAQ== -----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 346045297286004996560489335502758446517886 . . . . . . . . [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 2019-12-24 07:53:56 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-23 07:53:56 +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.dykco.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 843014539323912749287782078923418700437717644448985615800049198124159253917556356511963464782490168797819547099017463479826033507844886110430751035112082849009191666411031388314252540164475353350908724757947809183568020104421978351424968087509906704292255353229953208858673537086494484733301573691436110468170319482805997038044693531779963483474598375754122647576134142272546462843844464450238481027820580375516782791902637326227228292566018947737237526407069421897018767898003696276939544990232211123075110358781606912745152944842079434047363337932646516559720141310006900741237106945844582295331628546004349731738244763901643648840741025580591020024036199216654270009177671203433768717225319093547115626847670916583101406912640529522506174091616567742882179814970259240066691687961576943746451536953663212071041162161510033221040502357671907910743106046837036615857469848321368512142442578188264539357975896554776374001872979328694541850381155912712640293349714671550203224303197445505347024596251945938883571418010140902581776723338124435779206690193176201353947414941167326069719018008829705613605954270465486770769451024805377630904144960695800809795306723187307793634870064234933351151870352744538457972688773791969793032893753 . . . . . . . . . . . . . . . . . . . . [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) 622ae69410086cb75a3fefe5a34449959daf0afa . . . . . . . . . . . . . . . . [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.dykco.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) 00f1007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f371cdda40000040300483046022100e996fb62a42dd2c4bd21a982fb2d8507b2164f1877fdd29d57e04a85cdf0f54b0221009ed1eb9b2cf4f40fcc1fa920f930b8598630cbb232568bc4c2a8a83a601e38150076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016f371cdf740000040300473045022100a700c1e99c4d16ba70b7bbd384fdf571e1728b94dda42563f146c201833b215302207e8753c5dfc6b0b0c63b07690b77a517061fdff071839fc43ca12df1d6e155a0 . . . . [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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