dykco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:bf:f1:82:b9:26:93:6d:f1:c0:81:b9:4d:dc:c4:1b:b9:16 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=dykco.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:bf:f1:82:b9:26:93:6d:f1:c0:81:b9:4d:dc:c4:1b:b9:16Serial Number (int): 413764098509818081423062268295976375269654
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: e4:94:7b:6f:36:33:dc:e5:fb:a3:df:1d:5b:73:c8:a7:96:7c:fd:8d
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 5b:83:e7:82:ae:81:9d:81:b9:4e:91:39:61:ec:5e:ef:2b:74:07:24
Fingerprint (sha256): 10:88:2f:4f:79:3f:7c:cb:82:f1:89:f2:5c:69:f8:c9:49:85:87:93:5b:bb:a7:fe:6f:6b:0a:e0:50:bf:99:1a
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate dykco.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for 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
dykco.com
Other certificates including the domain name dykco.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for dykco.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGSzCCBTOgAwIBAgISBL/xgrkmk23xwIG5TdzEG7kWMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMTQxMjM2NTBaFw0y MDA1MTQxMjM2NTBaMBQxEjAQBgNVBAMTCWR5a2NvLmNvbTCCAiIwDQYJKoZIhvcN AQEBBQADggIPADCCAgoCggIBAMPS86oUReB/iS6LFJRJvsyzGMScJ7byHWeAip/U hnC6n2ETAPC21c/ulFzliS+4b1efmhmqGlZ+5UROeCp7vsDzomfvSgyixQEcA88G V0Qjw0qROlQ5T5XwLBzr4hzCXUsxtH2vkCSz6NCM/hb1QO+9x9rXw5dMIchWurHW jVWwMPnUhX2yMLlhBExQ2Sc1NzthtOMESbYFRw4ePQpjtDYdMF+fHpD+kWP08T1d lRCDCH2eCZONDCPQMDI2m+TODYdFPnDSdwcki160HzdYLYwXaHJEH15W2WekbwAz h3uMxO5ueYHwuECj5NXpXru/xy4djaVuJwqFjXkBywAgxuTIljejkrbtPz5j6Nem Qj0unovL2rH6vriUyPdb/sOoY1dSL6xWiqnM4/5KbM7zWYJ9lfqySD7BRkw+AZht 12C4Qe+yzcbDgnLV9Xm2qXO8Y0l1T4a1koa1BIkAoIK8ZEjmnNX0vwBFeCUWF9km WDBGU0Tjg3ugoWM9lceewLhtADyaLKsDB+xwfwQqIlFVUOnaOfOQaE8lZd4Yg5eF wHwvgTQPX7g5MYH8+rrddrK7nHiJUPMnyto2PwQGWlYbx9xpkt526TKVbLJQLCuD 0GJm3iChbEydkOuuDnoIzrbYb6lxWjM9bxEMBHvSqh0jLBXYhw8EE6rFnvHlujO+ wG6LAgMBAAGjggJfMIICWzAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYB BQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFOSUe282M9zl +6PfHVtzyKeWfP2NMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8G CCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZy8wFAYDVR0RBA0wC4IJZHlrY28uY29tMEwGA1UdIARFMEMw CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j cHMubGV0c2VuY3J5cHQub3JnMIIBBQYKKwYBBAHWeQIEAgSB9gSB8wDxAHcA8JWk WfIA0YJAEC0vk4iOrUv+HUfjmeHQNKawqKqOsnMAAAFwQ+qOeQAABAMASDBGAiEA gfNgx7Lo96y03f1ST9k8mJoX4KTFio0tYPW8GwdLWbYCIQDruJRHymuk7597ZF9g 5yrcwMjZYjSkC+ABUEA18Jvf5wB2ALIeBcyLos2KIE6HZvkruYolIGdr2vpw57JJ Uy3vi5BeAAABcEPqjmMAAAQDAEcwRQIgZuqZyy9CXU4S8RWtR6kB5QZGKh/Urghy S7CidPenlbsCIQCw6xcA2ZVVinwb3i4lDOcsC6H05T08G9Iz9tyxswlBsTANBgkq hkiG9w0BAQsFAAOCAQEAc+k6VtB1Osx/lw/Kc51zydiSnR2Oepz1/6mRZJ9dw0Qu uzARlxqFqDL3au6KTAk8hayNvYJ6XqCb4OLZeQ8TNVWVBSudI3zKgCgcZ1wxPm2H l/bt3Uc7Tj4eUePIt94D6cUV9Lx34QEwuPkRz/acVTuS70NYitlmjR9WbPs1iTze Rm0ejD+2fMl+EwyYkyFbqHE0hDlZAFv8Ohw/62hrWUJ86yh4ir0OG2rZbTw3QCRl RSpMqktGOGqWrcOrEAu2eCbCWBLzkPUY2YxkvyocSHx6NwEHMMUxNc3NnGXeHame jkUJjsZncC1z8PTnDgiTh54Aew/nBCYXgH9laz2p6w== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAw9LzqhRF4H+JLosUlEm+ zLMYxJwntvIdZ4CKn9SGcLqfYRMA8LbVz+6UXOWJL7hvV5+aGaoaVn7lRE54Knu+ wPOiZ+9KDKLFARwDzwZXRCPDSpE6VDlPlfAsHOviHMJdSzG0fa+QJLPo0Iz+FvVA 773H2tfDl0whyFa6sdaNVbAw+dSFfbIwuWEETFDZJzU3O2G04wRJtgVHDh49CmO0 Nh0wX58ekP6RY/TxPV2VEIMIfZ4Jk40MI9AwMjab5M4Nh0U+cNJ3BySLXrQfN1gt jBdockQfXlbZZ6RvADOHe4zE7m55gfC4QKPk1eleu7/HLh2NpW4nCoWNeQHLACDG 5MiWN6OStu0/PmPo16ZCPS6ei8vasfq+uJTI91v+w6hjV1IvrFaKqczj/kpszvNZ gn2V+rJIPsFGTD4BmG3XYLhB77LNxsOCctX1ebapc7xjSXVPhrWShrUEiQCggrxk SOac1fS/AEV4JRYX2SZYMEZTROODe6ChYz2Vx57AuG0APJosqwMH7HB/BCoiUVVQ 6do585BoTyVl3hiDl4XAfC+BNA9fuDkxgfz6ut12sruceIlQ8yfK2jY/BAZaVhvH 3GmS3nbpMpVsslAsK4PQYmbeIKFsTJ2Q664OegjOtthvqXFaMz1vEQwEe9KqHSMs FdiHDwQTqsWe8eW6M77AbosCAwEAAQ== -----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 413764098509818081423062268295976375269654 . . . . . . . . [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 2020-02-14 12:36:50 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-14 12:36:50 +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 '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 798892344499977160882369792551953468458005399546280674109532269643523096439113176942746328593747282802260803134456481003603709306657776391024777890825761926635221719241525290213593661023060904703943846468925081229503554959994022253788937521203936520411583403525887655986366512091442492484849687949161730871203366944278489647749106475705812550257890602957769269711535146944067004826062330926291892353737724731695112713730225531864967956925069316104985942258564059464813997174954478614468452134558567698736716409986526840934378459405609195796073641608443464397293214039287888311160902362242746174012024249514417575992488474610092312232217763259076613576932421489564498088816865838537348624752749182540940131999359606028368280150081510949517634985076134833071929866403660363627154568292818105756994538149507764456679577726327105465555568929723058768340776702860768290678663096420386392036741446010513560593004340529108180899270043388054714092679017051161613469576862426700128805381759667819663031227842504934213728669074653931221060603364433353208878620912362607997051319143272914258301965267017410351731735228563884193326653978317545681680107260784228579032748339101457626675375284049736403241244608407831520970046552284800852355477131 . . . . . . . . . . . . . . . . . . . . [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) e4947b6f3633dce5fba3df1d5b73c8a7967cfd8d . . . . . . . . . . . . . . . . [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 (13 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '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) 00f1007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000017043ea8e79000004030048304602210081f360c7b2e8f7acb4ddfd524fd93c989a17e0a4c58a8d2d60f5bc1b074b59b6022100ebb89447ca6ba4ef9f7b645f60e72adcc0c8d96234a40be001504035f09bdfe7007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000017043ea8e630000040300473045022066ea99cb2f425d4e12f115ad47a901e506462a1fd4ae08724bb0a274f7a795bb022100b0eb1700d995558a7c1bde2e250ce72c0ba1f4e53d3c1bd233f6dcb1b30941b1 . . . . [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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