dykco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:12:64:ae:53:91:6e:65:a9:77:0b:3c:5e:3e:8c:52:b8:44 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): 03:12:64:ae:53:91:6e:65:a9:77:0b:3c:5e:3e:8c:52:b8:44Serial Number (int): 267595768354051755850031197402948466554948
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 19:17:54:46:e5:10:ba:7d:1b:8e:00:58:63:0c:af:3e:6c:92:14:69
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 9a:48:ed:30:b5:e7:47:95:09:6f:83:b0:4c:5d:97:5e:0d:0c:7a:b2
Fingerprint (sha256): ee:ea:2b:5e:3a:3f:51:b4:1c:5a:85:89:87:1b:e0:5e:41:5b:e9:17:85:db:c3:ce:53:57:9a:c3:d9:ae:66:6e
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----- MIIGSjCCBTKgAwIBAgISAxJkrlORbmWpdws8Xj6MUrhEMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTIwODUxMTZaFw0y MDAxMTAwODUxMTZaMBQxEjAQBgNVBAMTCWR5a2NvLmNvbTCCAiIwDQYJKoZIhvcN AQEBBQADggIPADCCAgoCggIBAN9SHvqSH6D89AKP97elmZCvkxR7rB2ndhEm2PIh sVVuyF7lDhbeEILIToZ1M7z7N+f9n+dqwyreBV/L5cDzVRaS5er+kSEdst+K4DZI IqvChrCUaqVA66/QzVcURDhfnjBqLutv7nAHqvShSSz5+APPVIX2+X16f+XBoNLX +qhfVy2uxptJNQmpDFUIYIZPK5ULrp18YzSHIgPXVdyej3bML1pRwvGyORhD715g VcpBKGo3zNjLJJacrtb+AV4P7P+1w6VYyufqZydBCbyX6CYiPqvIcfE/oTcgN7cY 76DLXt2+1tfmU3zeNyZcEz2caEufRdVFw363mSUbmErn318Kkc8DxHN+FGKvlh7O LHptSlLpVWgp3J8pLNHk5vZzi8GdU+0N7sOQcHsKGtIANeJcWabUVhfDExnnC0SQ i2dARg6+SGxon3qqHQOCnUuNcvAspb418cyKebTsjxXlDG4QUTEn2bRsNLfPy1KF nU2HIsPhHOHt5zKTbd6OkNO+942ExioyxhtLe9f63mz4DrtGXRvmFx9++cSt0yoJ fTBzjirv1AH3eTSiWaSYFoYVpww6W4Y5upzq2XdQf6/naOuD/keMEvxloBncJ7k+ tEDg/L0TgE02xg7uj9wjib7BcFwMJMtiMQq6YCBwVjtxZqeWgIgQgT0LlFCUfQAx KmjbAgMBAAGjggJeMIICWjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYB BQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFBkXVEblELp9 G44AWGMMrz5skhRpMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8G CCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZy8wFAYDVR0RBA0wC4IJZHlrY28uY29tMEwGA1UdIARFMEMw CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j cHMubGV0c2VuY3J5cHQub3JnMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHcAXqdz +d9WwOe1Nkh90EngMnqRmgyEoRIShBh1loFxRVgAAAFtv2EejQAABAMASDBGAiEA rVc1S60G5Pg7BqBoL6SMm1yINSxc0s959Ns98M4TM0sCIQDT2wk47ImVbfXpJabK 68kx9c/NJGS7y98xkeYso/jdJgB1ALIeBcyLos2KIE6HZvkruYolIGdr2vpw57JJ Uy3vi5BeAAABbb9hHpkAAAQDAEYwRAIgP0v/2uX/q5sK6LcnjR+KkbgUCFKkzsgV kzYXHRlE8AACIF7+oqifFzgSA5n/EKbhmaraOJdq4Gt0Vo49Thz91zQRMA0GCSqG SIb3DQEBCwUAA4IBAQBA4FpfLk64pUlhcvVJlOM4SlSm1iMkh9iJiQ2Za28ry/R2 ew0fV34nI9QgW1qr/ZICQ9qYEmuTxUjRE9251SJOucQKGJLLvO2NzM7CgAa8Hnen ZOa4WyaumL+617cQztF0fROYbR8yxxCjiiHCZZx+VfpBcvjVMnaFzK2fo1iwC0Eu P/xR8R+0BWb831siK35EyOxFS5fMvuOq8t1wLWN4vFMtDDGWhpIf4KnlvAoyLi63 BDbNso3XyOHgzNYPDn5Zr9ynLAb69nUqJt33G/ZuUosSsWh8dg+qbgIrXH2vuJD7 VYxlKQftxVjOA3bVgTQrIOLrsKCRDASS5Mdfunsw -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA31Ie+pIfoPz0Ao/3t6WZ kK+TFHusHad2ESbY8iGxVW7IXuUOFt4QgshOhnUzvPs35/2f52rDKt4FX8vlwPNV FpLl6v6RIR2y34rgNkgiq8KGsJRqpUDrr9DNVxREOF+eMGou62/ucAeq9KFJLPn4 A89Uhfb5fXp/5cGg0tf6qF9XLa7Gm0k1CakMVQhghk8rlQuunXxjNIciA9dV3J6P dswvWlHC8bI5GEPvXmBVykEoajfM2Msklpyu1v4BXg/s/7XDpVjK5+pnJ0EJvJfo JiI+q8hx8T+hNyA3txjvoMte3b7W1+ZTfN43JlwTPZxoS59F1UXDfreZJRuYSuff XwqRzwPEc34UYq+WHs4sem1KUulVaCncnyks0eTm9nOLwZ1T7Q3uw5Bwewoa0gA1 4lxZptRWF8MTGecLRJCLZ0BGDr5IbGifeqodA4KdS41y8CylvjXxzIp5tOyPFeUM bhBRMSfZtGw0t8/LUoWdTYciw+Ec4e3nMpNt3o6Q0773jYTGKjLGG0t71/rebPgO u0ZdG+YXH375xK3TKgl9MHOOKu/UAfd5NKJZpJgWhhWnDDpbhjm6nOrZd1B/r+do 64P+R4wS/GWgGdwnuT60QOD8vROATTbGDu6P3COJvsFwXAwky2IxCrpgIHBWO3Fm p5aAiBCBPQuUUJR9ADEqaNsCAwEAAQ== -----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 267595768354051755850031197402948466554948 . . . . . . . . [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 2019-10-12 08:51:16 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 08:51:16 +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 911069316602106219050472110913302642648705438903602857081177542666025249781220163799878260485751257635921695492796822283794660203381544229321575946202319984800850612226016331665246782169209468045441013964518074909052592976213966476928690265285259533480850640851849058155175446930876127999596614456635506775889496742038023511369474855182823298496086067847481986791894567521149622196672054192523527110899597980044173396141947623168875510386438108358912220000298628724341098506479671748353293301541139896904768041566659483598344088943831625685810201670885568273040528562020548666584633192819830135240681337139178290991330686196768607864043431910317189138300873305733378080401047791976100111988787878081179188916201739877857058182126758815582686258248329930616745802921998492664976660185326766764497184381479509148574089578244330831951228483473263792346567801589565542168952640144674617983864043337569158484039900728713859279845773787007759793055775119458449365108586539641922041095919950029859532997585435084664330588150854333984038797048924920810365003339044802023653356695963872547157769612972076874224291676196595393056766584130784577242987884265326902002940824553308730608207833234020306865086556344508862350509259381553435148708059 . . . . . . . . . . . . . . . . . . . . [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) 19175446e510ba7d1b8e0058630caf3e6c921469 . . . . . . . . . . . . . . . . [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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f00077005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dbf611e8d0000040300483046022100ad57354bad06e4f83b06a0682fa48c9b5c88352c5cd2cf79f4db3df0ce13334b022100d3db0938ec89956df5e925a6caebc931f5cfcd2464bbcbdf3191e62ca3f8dd26007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dbf611e99000004030046304402203f4bffdae5ffab9b0ae8b7278d1f8a91b8140852a4cec8159336171d1944f00002205efea2a89f1738120399ff10a6e199aada38976ae06b74568e3d4e1cfdd73411 . . . . [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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