www.nukco.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:c1:05:ff:f5:5f:13:6e:3f:eb:71:6a:0d:bf:5c:d6:20:5c 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.nukco.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:c1:05:ff:f5:5f:13:6e:3f:eb:71:6a:0d:bf:5c:d6:20:5c
Serial Number (int): 414131615695183002827730066298004252794972
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 37:4a:3b:16:f0:20:a5:a7:22:d3:09:b7:ce:da:32:ca:0c:ef:06:0e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 3a:c0:fb:d9:75:35:12:69:44:ab:2a:33:83:a0:a4:d2:63:e1:e9:70
Fingerprint (sha256): 29:15:a5:66:43:46:8f:93:da:bc:96:b8:39:ad:38:ff:da:fa:18:12:e4:75:7d:92:1b:7a:63:f2:ad:ea:97:66

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 www.nukco.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.nukco.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.nukco.com

Other certificates including the domain name nukco.com

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----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 414131615695183002827730066298004252794972
 . . . . . . . . [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 09:00:19 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 09:00:19 +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.nukco.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 744008128823581936538699735512648177887969610048792401595372863743113914992366696390576599739303114527276119643026033090041191255656690163409696102021857734437581998121489302018341258874065897639959985608737137932093928763514561220209216613097076799469577268569278691832805628470306962565515810718159294165379270629208743529847089267407404936022330702052440643996527725494551248380397507257359882098229779459282678959746336224845683784919020323333033106157913203908777660368116995453256681978045390483519392359745150909409042839067627748436704016954828921584125311843664486185325850552313254716055173066787407283968835412547592189218196879347678965696541015569056617644394868628805346430195126957278691667737802385905704934442733860407042684509136196180421594107215422155348785542648444202807800924315267527734788237409774931401724218887932672824150064289936859477151717950414371529855678832088758070358056661633556612732550681814625282955217350936003885544185130484940368017037008548504781378513874104097460100215209722982400716392677611009109016524419428137110385962272791921522720600036271054710814126403885818140213572229577907359615665461861783629885896918506990212704125484498435345933331596949259315702436578949613604069813043
 . . . . . . . . . . . . . . . . . . . . [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)
							374a3b16f020a5a722d309b7ceda32ca0cef060e
 . . . . . . . . . . . . . . . . [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.nukco.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10077005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dbf69693e0000040300483046022100b989ed7f8ed190f6aa36c2584e99cb2fef1ffd12aaf5c85583508b32b3978ac402210081636f543bbd31f1a12b0673884a29cd5d3ea5069f4dbfffa6367db1b4d17641007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dbf69694b0000040300473045022100a41cac3145c5bc5950a04b2146d858824a8b10e1a0c8e958ae62140e5218c356022006e0313cd583da9667684d7139867e2fb9b42dda5939fc753577316a4ddd1a60
 . . . . [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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