www.dnuco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:7c:82:20:03:26:f3:11:ae:98:d8:cb:07:bd:d4:97:56:bf 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): 03:7c:82:20:03:26:f3:11:ae:98:d8:cb:07:bd:d4:97:56:bfSerial Number (int): 303704837150361746807425628830415220856511
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 41:a4:3d:63:c3:7d:ad:e4:25:8a:7d:bb:f5:c0:a8:e0:49:dd:a9:3e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): da:f2:87:a1:70:7b:2b:88:84:db:cf:ca:f4:b1:05:db:9e:5b:fa:ad
Fingerprint (sha256): 62:0b:c7:28:57:c2:99:3d:f8:bf:3e:dc:47:3d:2d:65:78:68:93:5c:d4:a5:59:95:e4:50:76:f2:67:29:bc:aa
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----- MIIGUTCCBTmgAwIBAgISA3yCIAMm8xGumNjLB73Ul1a/MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAxMDExOTEzNTBaFw0y MDAzMzExOTEzNTBaMBgxFjAUBgNVBAMTDXd3dy5kbnVjby5jb20wggIiMA0GCSqG SIb3DQEBAQUAA4ICDwAwggIKAoICAQDbCvofyjwEmjqBtqDb36qhNfSn9ChkwBeL jeqzaZ/LyQ+IEPRLr78tpUtixb2iWnaXtqGgMSVJiRstsyAJ9nHmplv/TUpLHQMC SFzUSsSHZc77ioG5BH7Cc3RkQ5E7cGjAV8a2jYK8osLqvjpMhu2p4tsQ2gR5a3FB Tn67NCGtaGR94cPp42MEKi2ZQT4ALvxV94xOv4Vcke2AGdCdNcZmHBIfrrp1GYEz W482AU7Ir4MBMHz5QDeX3B3TO365M6PqVYpFYyHUbz+VsJdaTHucTq5joZPvktFJ SWR5LgUI8b+hVyZN2CNJIUOhuOJeRHkxrfPHb5yjwwBRZGmMv5dObx//1QB77qIT skNXoSj/GpAz/oRr/9huZhTWkpDHCuK24wu/eksVO7p/hbR9rF7XaIIw/t+uvqWY rw4bK4/8f/jhtIUjv2BrJCBdyNAovEsBm+tLIgXpbmkxILqEvJb4m0oqqIx4uvTM V/gu0jeW+piVqk4ZGBl1JojvdYEIeIAuJhS1gV1cbjibCE2PjuK6W+88w2wy+ztF VgaN6eqBxtB3dLvt5qVwqjkl8Kb2eKoPJUqFZ+hcahu+i8RSTCnpmWadVfwIRaZn 1cVpoJjRk3U5+JbgFU8RZgpTc55AqVBnL8Gy801h92GiOWKKgJQ0VtNuGDtB3EkQ 4TQQSw24zQIDAQABo4ICYTCCAl0wDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBRBpD1j w32t5CWKfbv1wKjgSd2pPjAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86js oTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14 My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14 My5sZXRzZW5jcnlwdC5vcmcvMBgGA1UdEQQRMA+CDXd3dy5kbnVjby5jb20wTAYD VR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYa aHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEDBgorBgEEAdZ5AgQCBIH0BIHx AO8AdgBep3P531bA57U2SH3QSeAyepGaDIShEhKEGHWWgXFFWAAAAW9ivjceAAAE AwBHMEUCIQDE8uqnhci4I+Wk8f+3d/p9smjPrOhugJWBDNUk8FcIQQIgd2KXTuv6 tkJztgzg2K/uNyQ8NLagNc43XMjR8GwfU9EAdQCyHgXMi6LNiiBOh2b5K7mKJSBn a9r6cOeySVMt74uQXgAAAW9ivjdFAAAEAwBGMEQCIF7FLRxQHGBuT+rtLFzoEdD3 odxomVpuugS8Sp+KqVZbAiAVkIEXz3LOyvL0D9Y54HRXMUcuFOh9/aRlsruZ9t+m VDANBgkqhkiG9w0BAQsFAAOCAQEAY7ZuO4zA9FZtVaSExgcNwnOdqkhpAduNRjg+ WW+r+naeaSgFC1HXB0vizzcfctYYA2J49P+2DN3XXcUvnRcnohXCem7wmku0crE5 xm0sFzwk8bUtZFGd4yGKC4FDyfcqofOukZ6araMPJtcmWfgIJUQ6LRAsl1Bmb2cx x2S4u0DLRi7wq+daDPz+bAF17xLbkYuMkqjkg+5dGPeLhxtHIoVOjm07GBW+uHB1 p9urSVsh7PpWwF5KBSjNkBtT3ZLIyGAcZknBHT/JRS00nUFQlsPC2+B4k2TPAOu5 IF9vB2dmfzR8K8yFpKcqcU7WPhNwnmNV8N7xGG1RzmQX/ERRUg== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA2wr6H8o8BJo6gbag29+q oTX0p/QoZMAXi43qs2mfy8kPiBD0S6+/LaVLYsW9olp2l7ahoDElSYkbLbMgCfZx 5qZb/01KSx0DAkhc1ErEh2XO+4qBuQR+wnN0ZEORO3BowFfGto2CvKLC6r46TIbt qeLbENoEeWtxQU5+uzQhrWhkfeHD6eNjBCotmUE+AC78VfeMTr+FXJHtgBnQnTXG ZhwSH666dRmBM1uPNgFOyK+DATB8+UA3l9wd0zt+uTOj6lWKRWMh1G8/lbCXWkx7 nE6uY6GT75LRSUlkeS4FCPG/oVcmTdgjSSFDobjiXkR5Ma3zx2+co8MAUWRpjL+X Tm8f/9UAe+6iE7JDV6Eo/xqQM/6Ea//YbmYU1pKQxwrituMLv3pLFTu6f4W0faxe 12iCMP7frr6lmK8OGyuP/H/44bSFI79gayQgXcjQKLxLAZvrSyIF6W5pMSC6hLyW +JtKKqiMeLr0zFf4LtI3lvqYlapOGRgZdSaI73WBCHiALiYUtYFdXG44mwhNj47i ulvvPMNsMvs7RVYGjenqgcbQd3S77ealcKo5JfCm9niqDyVKhWfoXGobvovEUkwp 6ZlmnVX8CEWmZ9XFaaCY0ZN1OfiW4BVPEWYKU3OeQKlQZy/BsvNNYfdhojliioCU NFbTbhg7QdxJEOE0EEsNuM0CAwEAAQ== -----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 303704837150361746807425628830415220856511 . . . . . . . . [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 2020-01-01 19:13:50 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-31 19:13:50 +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 '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 893616982330119299057062259709014152175257890078584126392077338695771174255420713460130048201002456133160128391849758893387361427000317614426514707247913733920037969171498146773136581527449314222339675627787489081108999287429199908547576577174841288748647767327677747663067096142781725416655564002773185883916227620669968553350743642690785611236066686621938205902899473031027036831417119871747777260820566555494604458350469006523460178297786003341680745541887804982562577315815923960938761018247152258831598913593518198914331233234032228255628893441488031019410364391189122635688002318998841885280100888445268371615126957791100173190924868365842922237054490719744335170584978647391675416673143524763490268258165025623003586656487559613800357469893901586095308917831303325283024640832848050270813040723652509711541883006676758579823295237984755940147218341185516676178231665487945139026029503742018180316725142465252454173533687582439942659272034564712311949038072018559512298721836666645139045691854670799509877720401231405382136778436522796875664994038018476868854261099159543382426946530869936541120918545253689392866949814268049622508848445855222164612016801147973113565484670021672228522325713725451963387498913939896647388346573 . . . . . . . . . . . . . . . . . . . . [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) 41a43d63c37dade4258a7dbbf5c0a8e049dda93e . . . . . . . . . . . . . . . . [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) 00ef0076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016f62be371e0000040300473045022100c4f2eaa785c8b823e5a4f1ffb777fa7db268cface86e8095810cd524f057084102207762974eebfab64273b60ce0d8afee37243c34b6a035ce375cc8d1f06c1f53d1007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f62be3745000004030046304402205ec52d1c501c606e4feaed2c5ce811d0f7a1dc68995a6eba04bc4a9f8aa9565b022015908117cf72cecaf2f40fd639e0745731472e14e87dfda465b2bb99f6dfa654 . . . . [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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