www.dnuco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:bb:d5:16:47:34:6e:53:da:d2:95:f9:4f:d7:e3:c2:6c:67 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.dnuco.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:bb:d5:16:47:34:6e:53:da:d2:95:f9:4f:d7:e3:c2:6c:67Serial Number (int): 325252901647334398489953326576629123804263
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: d3:d0:fb:e4:18:db:f5:56:06:bc:14:d9:f8:cb:65:b2:bd:7b:96:e3
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 7b:9d:72:2b:94:e6:83:70:4e:03:c2:63:d9:55:88:34:76:7f:b5:97
Fingerprint (sha256): b6:c5:ae:58:00:05:2b:69:5e:ef:9c:1e:9e:52:a4:bd:44:b9:0d:c8:fd:a6:b4:5d:9d:4d:b9:a6:7b:61:02:3d
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.dnuco.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for www.dnuco.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.dnuco.com
Other certificates including the domain name dnuco.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for www.dnuco.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGUTCCBTmgAwIBAgISA7vVFkc0blPa0pX5T9fjwmxnMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTIyMTA1MTdaFw0y MDAxMTAyMTA1MTdaMBgxFjAUBgNVBAMTDXd3dy5kbnVjby5jb20wggIiMA0GCSqG SIb3DQEBAQUAA4ICDwAwggIKAoICAQC6LOZSKCnw6+Gh1qdpoMW0IU0gm6XOGSKL L84pcpT4hcHxuudeM4sdK3MY0zmSIU9awtTAw6Mq+aeO8mUChU0uwrqHq6qPyKQU pH7fxMlxCRZU21IXsiHtU0RQ+KDjLFWQHd/381aoS4fFk7argBIOl5XRx3BCclC9 mqENMZJd2w30xgx7LenwBOrflz5hcpI3PrHllOx4gzQGTM6NGMiMIBU9V3aaz6LW GW9zkRdCvACPgv4wz9vCYrlzV66Y1eM5Y4NTc0LXKV6UJd4JGKjXBDkmV8oPnp9L OyQJ5oBbsFgHbfLpAMV7GVvCDa0cmjW5EqHKQ8JcTYGQRRvkH9vb74earDcX9DJx gNMopWOrOMDr3ELtcw8GU3OHXW7a1beJs45Gd/L6hTD5XdVSAjnW2eanClP5YjhY WH8PoEem0sdcxHqng3qHDX6GJ/y4nh7lwy9DZz0ioi/3PuflVZAmDAIjPRx3i0L0 9hczQRVphuI/KOg19TatN7CNNxbWx8C19ajajH7XfjFLSy5g7EXKd0eeF5NTYMmT tyHogrxJApVdGg0GQs0MyVjZHeS+Nj9debHtuCiUUsVfd8pXxxTX0Rzr8bLBCUd0 0jehiLJNL2utGH6rWUPd0hiRrPx53ZudB/8jMVSTLAQxk/gdfh5fRKjrfYD82VJd JCXgO3k24wIDAQABo4ICYTCCAl0wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBTT0Pvk GNv1Vga8FNn4y2WyvXuW4zAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86js oTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14 My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14 My5sZXRzZW5jcnlwdC5vcmcvMBgGA1UdEQQRMA+CDXd3dy5kbnVjby5jb20wTAYD VR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYa aHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEDBgorBgEEAdZ5AgQCBIH0BIHx AO8AdQBep3P531bA57U2SH3QSeAyepGaDIShEhKEGHWWgXFFWAAAAW3CASIFAAAE AwBGMEQCIDMJ/XiAuNW6efMnB2DroDIuh777l8dNjW16w1f2L0IbAiB5bYixMYJr YM7zG3cziYJfqO5wYfxha11NLJrzcXBIfAB2ACk8UZZUyDlluqpQ/FgH1Ldvv1h6 KXLcpMMM9OVFR/R4AAABbcIBIfsAAAQDAEcwRQIgPjnAxu3C7tvJF0TFsLOqeZls jRExz5br2poDHYXEWUYCIQDSilf1VohjIp43+CHjJFvZUxr7WKHPUT3tm40TtdHR mzANBgkqhkiG9w0BAQsFAAOCAQEARKrMFXUJa+d5lMz10YGS90dw+10pozfqcIsG 6qpIBBihEnabBP8nScRyIwJoeWr8hq+BBlFmyOag7t+g+A+4+BGLCPTjDRuLwtjd XSeoWujuBkbJuzfHx2b/JAvnrs2BUm0gPoQwRpkh7PwhRlI7oRG6v+jckHIFCKAg Ie42qohuimL4Vv7VneYb0ffQhvIr1PJ/zhJ/EIaHXzz0CIzFN7NqrLULhn3Eve1R oe16coerl+5op2+nty8G4Gs6StS+myiko9sPpiSGkf92gxJfV2UvS6bu5Ce1Li18 vyrkMKpk7D90BjVyfgAUT9oSVp25vbrrFUqGJVW1sdP388swoQ== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAuizmUigp8OvhodanaaDF tCFNIJulzhkiiy/OKXKU+IXB8brnXjOLHStzGNM5kiFPWsLUwMOjKvmnjvJlAoVN LsK6h6uqj8ikFKR+38TJcQkWVNtSF7Ih7VNEUPig4yxVkB3f9/NWqEuHxZO2q4AS DpeV0cdwQnJQvZqhDTGSXdsN9MYMey3p8ATq35c+YXKSNz6x5ZTseIM0BkzOjRjI jCAVPVd2ms+i1hlvc5EXQrwAj4L+MM/bwmK5c1eumNXjOWODU3NC1ylelCXeCRio 1wQ5JlfKD56fSzskCeaAW7BYB23y6QDFexlbwg2tHJo1uRKhykPCXE2BkEUb5B/b 2++Hmqw3F/QycYDTKKVjqzjA69xC7XMPBlNzh11u2tW3ibOORnfy+oUw+V3VUgI5 1tnmpwpT+WI4WFh/D6BHptLHXMR6p4N6hw1+hif8uJ4e5cMvQ2c9IqIv9z7n5VWQ JgwCIz0cd4tC9PYXM0EVaYbiPyjoNfU2rTewjTcW1sfAtfWo2ox+134xS0suYOxF yndHnheTU2DJk7ch6IK8SQKVXRoNBkLNDMlY2R3kvjY/XXmx7bgolFLFX3fKV8cU 19Ec6/GywQlHdNI3oYiyTS9rrRh+q1lD3dIYkaz8ed2bnQf/IzFUkywEMZP4HX4e X0So632A/NlSXSQl4Dt5NuMCAwEAAQ== -----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 325252901647334398489953326576629123804263 . . . . . . . . [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 21:05:17 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 21:05:17 +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.dnuco.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 759529323052180471884775089356218532130281843700208812752417634074729078334189564377179772121892753237782680015583355621019529009333410095390507304906792626649962892641694944677628273805640132916900621843810277248753574184874498584550257208996756089615588351203485555957689681338844135454921952822369781768734725593010495903837642615965422339141769307185459679828637343905245013375305596498597444139850840454510351346388168354295005885903032377532970249714861141715044421883945799418868357353630633963648082865613503282109364135535358161041308124367988666316649152460557942357727688345048678215008104619766100106316193305909740796848494796373788840695048866303666889381034813841737403816676385698071003712566048760069614528954015274469728169255190567574903581727515000907928421250217783262451009481208312978498986968494832592288326858099539343614090406122760483778920460892000464706835081962717990056580009466797240245333415881395211954423869362132248745524763289686750906824853572112881899828955229054226868298124890129333881131713368673248254859527591774956352365742155186144432727475467262402621355699170620825424961539163662896930936447023485957419392471630198631915151794598803206286266810694250291886229808282465947380342142691 . . . . . . . . . . . . . . . . . . . . [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) d3d0fbe418dbf55606bc14d9f8cb65b2bd7b96e3 . . . . . . . . . . . . . . . . [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.dnuco.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 (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef0075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dc2012205000004030046304402203309fd7880b8d5ba79f3270760eba0322e87befb97c74d8d6d7ac357f62f421b0220796d88b131826b60cef31b773389825fa8ee7061fc616b5d4d2c9af37170487c007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dc20121fb000004030047304502203e39c0c6edc2eedbc91744c5b0b3aa79996c8d1131cf96ebda9a031d85c45946022100d28a57f5568863229e37f821e3245bd9531afb58a1cf513ded9b8d13b5d1d19b . . . . [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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