www.duradevices.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:6d:53:d6:cd:b6:5c:86:f2:f7:4d:70:ef:a8:6e:d0:82:31 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.duradevices.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:6d:53:d6:cd:b6:5c:86:f2:f7:4d:70:ef:a8:6e:d0:82:31
Serial Number (int): 298539077037183037018469605551827451937329
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 37:a0:07:9d:32:87:ae:87:79:dc:7a:b7:92:72:fa:e7:e1:28:a6:67
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 6f:8d:18:57:4f:b4:13:87:a0:07:4d:9f:e3:c0:9b:37:f3:4f:f6:21
Fingerprint (sha256): a2:a1:a6:d5:30:0a:0f:dc:b7:c5:4f:dd:4b:3a:b0:d5:a0:53:9e:bb:2b:c1:f7:ec:52:10:ab:2c:f6:35:20:ba

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.duradevices.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.duradevices.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.duradevices.com

Other certificates including the domain name duradevices.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.duradevices.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 298539077037183037018469605551827451937329
 . . . . . . . . [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 07:06:50 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 07:06:50 +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.duradevices.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 760220775522849714482982120287727250794026216061340356860929635895910516667550870435993781367366439795967511550132331833305257093839461435859830197811480983336817955193272753039061778883565332934263230418868956963005671219080095601342055509179055889998347220345565623206792467635103604017572374968911666654396010771240017625052673670512158468390448369876535042372510601251705084049940467918383712320090990748161053524487175565544552143452857865858785277287806363091267779828225498444331761064073854360613167480193520295268574475028990043756496307452198299098808919651264476564745091023456216559311140754516542414912073947615238325127853947498329648956618750843791656304597307920736653974028584758190924366320507273493334820150869806739294333819388520500247430335802426874426268348676256755195999413211997557147061097811558834337180058004635450595276052823015041750446873678105499485296151553564836936471921023655497300088206534611445190042269685201193321700996476637472035493237714156417462035155041162349603374364839662464326512478045614948762122759697645861909278450999518914698931561423385535278818695481750104455731494158792304637884232247628247967413785921390116054329448207434053303797585884135375361229440253409231493972908191
 . . . . . . . . . . . . . . . . . . . . [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)
							37a0079d3287ae8779dc7ab79272fae7e128a667
 . . . . . . . . . . . . . . . . [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 (23 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.duradevices.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)
							00ef007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dbf0181f200000403004730450221008904a768ec044b457473c0cd11c9519f2414009ab515169517b9d1c399bf8f7202204f908eb727bf760859e50b9fad49465b535433f27b58cf4b79c8ea33d24269f80075005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dbf0185e9000004030046304402203a50c530d56f67eeb17385c21d404c098238a44864e93e6bb968cfabb0d5c22b022005fa7e821347c40bf78eff1521f4a78106cdec47e3040cafe6d4999fea4a1443
 . . . . [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)
		007a707857a8d5059ba6f7899c549cb72eabd5ae9a83bb6e2a9f5d082ed3422dceb9272aa30e80bed9ebd82ad50966d6a15073c9ca7daff016f7f0b5e3e3ec781a572b9faefde64eaeb0ebffe0625e74119638ffd50ed23856adeb474259e919348b5fd2ae9ed75c8268519fa7370e619cc0ad3d16efe8fadead15e7f35d0234830af94e0e4e39ea01d50575e29351eb1a56b68c101dfd5a39fadd815dabfc2e06a3b6ce439d6fe5fe6ff33d866b64ba87f333ee73e1f6a393448318ce8d28ae589af87890fb3944230d5bca60fd7f5bc7107e767e536f6c7d2c0bd86a4b55c62c1c4fafeeba4cace8b23218c7dc4d60d42a0bbf7459fd6e4cb47a3a6c8102807f