dykco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:73:3d:2d:1c:f3:d7:25:de:14:e9:58:d3:0e:17:a4:b1:1b 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): 03:73:3d:2d:1c:f3:d7:25:de:14:e9:58:d3:0e:17:a4:b1:1bSerial Number (int): 300550647139516674622981223801874450526491
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 93:e6:b5:f2:1b:ad:95:75:8e:bb:20:86:7d:ed:f7:e9:ea:22:1c:32
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 14:1c:5c:32:5e:68:11:ec:67:34:99:61:86:c1:f0:9e:67:7d:69:88
Fingerprint (sha256): 5e:3b:e4:ea:11:9e:5a:e3:0b:6f:1a:03:96:01:a8:6a:6d:28:04:7c:3c:de:1f:79:18:26:84:72:e9:79:69:ed
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----- MIIGSDCCBTCgAwIBAgISA3M9LRzz1yXeFOlY0w4XpLEbMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEyMTExOTMzMzdaFw0y MDAzMTAxOTMzMzdaMBQxEjAQBgNVBAMTCWR5a2NvLmNvbTCCAiIwDQYJKoZIhvcN AQEBBQADggIPADCCAgoCggIBANZHOO4ufeigBNDBgLj+pCKhgwFMx2MQI/tUzsF8 hfRfNc+1jjdY5bZpH4p2lbRrfC1meBmwksz7W8mMJUuiLYOC3ihXj8wSU36H+YIP KhAKcsE7AlXSEdkyJzAZUmNy3Gh7xa40Nm4JBRUmLGIClHtl4YPxI76+HZ917R9q XbEMPWiNAgZt3NRTDmcbJwYAmtGjdBL0NMNTxzhkbG+i46SBhhV2bK9oi6FiI9+D +PfdlbUsZC8j29jBUcgNZt7awg+tIZU89UENCuAPi7QemF+5cBUovj1AGgj4Tl9Z 5VXF2y/Dw5falFAfM693PMmXWOBsmErXZMgH0VU5iXl7S6Ig8NJ3awP/vrUBB4sj NJkTWGUwe8UiztrAzEv6J2FRVZ/I+zpZhDMSrRR3Bv79A8pUvTUMhc7pmA98n+H2 52/2qJH8tYDfvcCNM88NkilRjeLxrURgNuwLkY8abKeKsL1Zb6gBlX+meXbrgJY/ 2pM2gDuwPIe7BmebADGnLP9+mmCOXTuG5Z94xHShf9DCzJB8ieSZ8qLUiSgsAnK5 dWQcKycxZIeUhvo0u5lnWREnsOLdXhex3MpLXdtLZzFTvw4gPxIhXdEEFkgcs0bq y15q6wfaRmMEVJJBG17wVNkkpMSajxlEpmfNzM3QFRADWWE/qMO36WRfOl/IZdo0 nNTLAgMBAAGjggJcMIICWDAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYB BQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFJPmtfIbrZV1 jrsghn3t9+nqIhwyMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8G CCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZy8wFAYDVR0RBA0wC4IJZHlrY28uY29tMEwGA1UdIARFMEMw CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j cHMubGV0c2VuY3J5cHQub3JnMIIBAgYKKwYBBAHWeQIEAgSB8wSB8ADuAHUAB7dc G+V9aP/xsMYdIxXHuuZXfFeUt2ruvGE6GmnTohwAAAFu9qrGTQAABAMARjBEAiAe FPzbJMs9F4PqNYAvX8hB7TMK65IyAMt8uiaeqcnxQQIgffS+BNSZFzuWSnSmWlt0 4lJHCttMmqks6BdeWuDWKtgAdQBep3P531bA57U2SH3QSeAyepGaDIShEhKEGHWW gXFFWAAAAW72qsYSAAAEAwBGMEQCIHsNmTQWpxy8yRBR1rfyOMtuu/PCE/VSJbXE 39QtXm0zAiA2x493eMiQQivJDfBbSltdDdcdifRRK/6+mtMfRGQP8jANBgkqhkiG 9w0BAQsFAAOCAQEAmv1FAUlznvZnH0rcbIjOIXhYYINK7qsM7A1AEOzXW8fO5nk4 oSsT3fy+B0mDd9+Hl1eyFf5adfdoCBs98oQL/ZWiV15Z8NswjMSHHhsr1UgoW0dS RMsXdRAl+R9pg9sJY9xQXfEEV2RbCfD34Mv1yhhqBs3lkIpbW7iKRwF4wJwsh0u7 JRggtFkSi8qXBvTIVEBt+ZiL9fDOf8vzN0OsLF7SAnK99QIxGJNERtb7A6aWY2YI chdIsNvYQ+VGiZEl23qa3SrjoMzaGwSOudayAsp8knQbxW5fzFvckbcXhhVQ5gT6 hpqF5luqy3A8JbDKV5BX2/zsX9FEc0SCLKOFMg== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA1kc47i596KAE0MGAuP6k IqGDAUzHYxAj+1TOwXyF9F81z7WON1jltmkfinaVtGt8LWZ4GbCSzPtbyYwlS6It g4LeKFePzBJTfof5gg8qEApywTsCVdIR2TInMBlSY3LcaHvFrjQ2bgkFFSYsYgKU e2Xhg/Ejvr4dn3XtH2pdsQw9aI0CBm3c1FMOZxsnBgCa0aN0EvQ0w1PHOGRsb6Lj pIGGFXZsr2iLoWIj34P4992VtSxkLyPb2MFRyA1m3trCD60hlTz1QQ0K4A+LtB6Y X7lwFSi+PUAaCPhOX1nlVcXbL8PDl9qUUB8zr3c8yZdY4GyYStdkyAfRVTmJeXtL oiDw0ndrA/++tQEHiyM0mRNYZTB7xSLO2sDMS/onYVFVn8j7OlmEMxKtFHcG/v0D ylS9NQyFzumYD3yf4fbnb/aokfy1gN+9wI0zzw2SKVGN4vGtRGA27AuRjxpsp4qw vVlvqAGVf6Z5duuAlj/akzaAO7A8h7sGZ5sAMacs/36aYI5dO4bln3jEdKF/0MLM kHyJ5JnyotSJKCwCcrl1ZBwrJzFkh5SG+jS7mWdZESew4t1eF7Hcyktd20tnMVO/ DiA/EiFd0QQWSByzRurLXmrrB9pGYwRUkkEbXvBU2SSkxJqPGUSmZ83MzdAVEANZ YT+ow7fpZF86X8hl2jSc1MsCAwEAAQ== -----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 300550647139516674622981223801874450526491 . . . . . . . . [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 19:33:37 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-10 19:33:37 +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 874178838282387096402467898627964703446640550173267599722707731729962946268848434353888434901957317321273702846257018725999439518260978627796837966651946264176596626291963054404313245394760675286535086874641405634153522944629528921200030283624508631858742110763945022942038784330458544800562202884294526288142790341865131101540493103949335430405781719557062050281045600466424144509811906417428146735414652367877473958588847890148565281551721729735890518342588853887092330736618535442090362974710224562589756364013509259076213335612955865277710157899587181773708517098945489134221518025050974841787133466545342162940446130257979672424317478308785727222680067029651381934624749772376896867379042543084821623218779852091604429566077577261563741250401100754989303064482805951830482645705168780360853539763022705261305067511713493133694763647343004348363855924489870243636551717208277539232033658842414661741046741453631506440330128556595230604923115948111645775826709844995113378811621413114118040165771591440494915962257486813611618954130085868733782323368918015357961105889140283967728667762024415795887124057888781634332372352013045273197877032914854807130568607735431047752901227711304274416552097761906530909118747430339774387115211 . . . . . . . . . . . . . . . . . . . . [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) 93e6b5f21bad95758ebb20867dedf7e9ea221c32 . . . . . . . . . . . . . . . . [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 (243 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes) 00ee00750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016ef6aac64d000004030046304402201e14fcdb24cb3d1783ea35802f5fc841ed330aeb923200cb7cba269ea9c9f14102207df4be04d499173b964a74a65a5b74e252470adb4c9aa92ce8175e5ae0d62ad80075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016ef6aac612000004030046304402207b0d993416a71cbcc91051d6b7f238cb6ebbf3c213f55225b5c4dfd42d5e6d33022036c78f7778c890422bc90df05b4a5b5d0dd71d89f4512bfebe9ad31f44640ff2 . . . . [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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