dnuco.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:88:be:1a:cf:a8:e7:42:5b:b9:3c:45:b1:e6:8c:7e:ad:07 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=dnuco.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:88:be:1a:cf:a8:e7:42:5b:b9:3c:45:b1:e6:8c:7e:ad:07
Serial Number (int): 307867952227286517410078062669667051154695
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 2f:06:73:08:cf:92:10:c5:9f:aa:89:12:46:75:07:7f:e8:59:98:c8
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 48:b7:93:31:1b:d3:17:bb:a2:51:81:cb:39:82:3a:1b:43:ef:c0:6b
Fingerprint (sha256): c9:79:53:9d:b0:57:3b:29:2d:22:02:7e:01:be:4a:a4:53:57:dc:d8:7d:d4:91:be:de:85:94:d9:e7:a2:6a:3a

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate dnuco.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 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

dnuco.com

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Certificate

The complete raw certificate details for dnuco.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGSDCCBTCgAwIBAgISA4i+Gs+o50JbuTxFseaMfq0HMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAxMDExODE4MTBaFw0y
MDAzMzExODE4MTBaMBQxEjAQBgNVBAMTCWRudWNvLmNvbTCCAiIwDQYJKoZIhvcN
AQEBBQADggIPADCCAgoCggIBANGx0zvytWKluBfk/TfHCB4kkQ+wbVaoE1z3sYNf
unpOADvQjbXmNH9QWC4dBmSMcxoKCrpZiflbQAihP3tGWmxfCOSZI30fxm3xMsg0
qZxiz69IUYXoDyihs7JAheUAf7OGX1koNAtXGMHq4ZNnyFiVgLZW4wUKs6LZMunG
nV7a3qzGeDikSvH91sIuTrsXMKfGMPgfAuqvw0W6OPM1TMr0/MiE1uC/d3nkMAbY
VDAFh1oIQXtYMbJcyE98q+RF0LK80YqsxT6RM/8O1qRA0bl12kxdWrr0owCY1R5n
l3zSxZOkGjJBpLo808Uu8jqKLQC4T8yGuCJqXpFPM33tGBaBk/gTDFaxCk/+CqEu
efUb1kKiglWSAuj7fEGlvfRIxzElt5V1wtP2SSznDVwJsAhJ3a6BBZmM/lEoesoS
RcGD4QEl99OlYtqE1gEnStOE83YVvnE4XkF9nG/SvquTYIK3b+icdcaZYywovsKy
Aw8RYTsfQEfesfp4RsZcmYAPF/hLmto4khm/OFVL6vGAfqWjjyWf7vMAKY7tXmt6
XCvrEK59nJ2bIXeYV7NZYJuJYxROdiLnN57i2LhSjF1bEjfuUV2FD6w2aKEGWfpS
PtUHA0kE4KYxPgFKqfA39ItoFnKKWykJ9XahiyARNh7wqvvcdUWTAY/JXR4bQhoL
iYxZAgMBAAGjggJcMIICWDAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYB
BQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFC8GcwjPkhDF
n6qJEkZ1B3/oWZjIMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8G
CCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxl
dHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxl
dHNlbmNyeXB0Lm9yZy8wFAYDVR0RBA0wC4IJZG51Y28uY29tMEwGA1UdIARFMEMw
CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j
cHMubGV0c2VuY3J5cHQub3JnMIIBAgYKKwYBBAHWeQIEAgSB8wSB8ADuAHUAXqdz
+d9WwOe1Nkh90EngMnqRmgyEoRIShBh1loFxRVgAAAFvYotA6wAABAMARjBEAiBX
x68VlJE25Jaz3V9PotRniCqCz079ZXWUiBL+MrGJHgIgHAAJ6YJa0127WwHKF/x9
+E/zgfqSXDaVEFAOy3kAkvEAdQCyHgXMi6LNiiBOh2b5K7mKJSBna9r6cOeySVMt
74uQXgAAAW9ii0EDAAAEAwBGMEQCIBLmpum5SlVDADcFEQU31Ki3azP6OnWBI40E
OFZweejCAiBEcKWJ1qlmAgcaz1EHuKQRQoW5rWJNzdLwCJz4UTua2zANBgkqhkiG
9w0BAQsFAAOCAQEAcVdsf87ndHKbn1t2ju0H+odavnOgo2Vf/c4W3k7zYC+W5XWZ
GxFijnvHA+P150M5iHUZ99l7AXx0st14K8rqNotf0BT8E8slODuGbufgtdIGMDL2
3h5h47GVfEB/u5MS7X/YWHioQFyVEOeVzRQdzam5Ub5QHBXERac/oh7vmu/WkKiF
YTkGv67BfjpLApvC/c9oHMqSSfr5VtfPkkT4nlz7a959mL0zJwjv09Stb4sHGqGk
OfmYhvNN7oL4uYH3AOdIVPpaqmcbYn1okL91/er0X3vFdKwE/lNB75DDO6tJDHM1
ASD19LYSm0ciIKn8BNGeJVKHkDKTbXroSKTpkg==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 307867952227286517410078062669667051154695
 . . . . . . . . [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 18:18:10 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-31 18:18:10 +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 '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 855479451040298021005955545348628019515672963355092646839829333398073055574542418042817847915381952804368434504921029793050416818267924324542629435035356079785641131211275704435119539808748919636874033975724372854698351695108512352323981578679168863319818377653766001491860820373382714191304555211048147364763098002682771495526097020311707052681220808403504356340098205218323750803710796291414928064220143426769915966951125538436312895195633830835646673244397007005310689260667795411753425211660076385149767877514331675221832840788295077915754545804000900275898249005061144800742407370334097468543809885750311961694206974220917580616852699564727340483706759326436359850830690672008943351767401238757284017077946536773256609376102590773113472994582496747349352346924937749830066859558833901719170478148241626998460056641675872007501508421054736814943517712417804356666534500112642248887048441371217744517046724000182107725643185857951669444479879979151164022399998231066918459239743867056501040422480651158189091335622224603722502777368916238058428328294128000596211552364290322747352460575130372354103802053675496529858077240588139667015072632272331893453640861672741486838285909306270226201060514580969728645065172716261222285675609
 . . . . . . . . . . . . . . . . . . . . [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)
							2f067308cf9210c59faa89124675077fe85998c8
 . . . . . . . . . . . . . . . . [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 '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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee0075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016f628b40eb0000040300463044022057c7af15949136e496b3dd5f4fa2d467882a82cf4efd6575948812fe32b1891e02201c0009e9825ad35dbb5b01ca17fc7df84ff381fa925c369510500ecb790092f1007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f628b41030000040300463044022012e6a6e9b94a5543003705110537d4a8b76b33fa3a7581238d0438567079e8c202204470a589d6a96602071acf5107b8a4114285b9ad624dcdd2f0089cf8513b9adb
 . . . . [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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